diff --git a/.github/workflows/validation.yml b/.github/workflows/validation.yml
index ab2226ce..a23bb72f 100644
--- a/.github/workflows/validation.yml
+++ b/.github/workflows/validation.yml
@@ -10,6 +10,8 @@ jobs:
     strategy:
       matrix:
         ngff:
+          - '0.1'
+          - '0.2'
           - '0.3'
     runs-on: ubuntu-20.04
     steps:
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..53de2396
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*/.DS_Store
+**/__pycache__/*
\ No newline at end of file
diff --git a/0.1/examples/image/invalid/invalid_channels_color.json b/0.1/examples/image/invalid/invalid_channels_color.json
new file mode 100644
index 00000000..da301713
--- /dev/null
+++ b/0.1/examples/image/invalid/invalid_channels_color.json
@@ -0,0 +1,31 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.1",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ]
+        }
+    ],
+    "omero": {
+        "channels": [
+            {
+                "active": true,
+                "coefficient": 1.0,
+                "color": 255,
+                "family": "linear",
+                "label": "1234",
+                "window": {
+                    "end": 1765.0,
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ]
+    }
+}
diff --git a/0.1/examples/image/invalid/invalid_channels_window.json b/0.1/examples/image/invalid/invalid_channels_window.json
new file mode 100644
index 00000000..534b6eb6
--- /dev/null
+++ b/0.1/examples/image/invalid/invalid_channels_window.json
@@ -0,0 +1,31 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ]
+        }
+    ],
+    "omero": {
+        "channels": [
+            {
+                "active": true,
+                "coefficient": 1.0,
+                "color": "ff0000",
+                "family": "linear",
+                "label": "1234",
+                "window": {
+                    "end": "100",
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ]
+    }
+}
diff --git a/0.1/examples/image/invalid/invalid_path.json b/0.1/examples/image/invalid/invalid_path.json
new file mode 100644
index 00000000..33d8b9ac
--- /dev/null
+++ b/0.1/examples/image/invalid/invalid_path.json
@@ -0,0 +1,17 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.1",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                },
+                {
+                    "path": 0
+                }
+            ]
+        }
+    ]
+}
diff --git a/0.1/examples/image/invalid/missing_datasets.json b/0.1/examples/image/invalid/missing_datasets.json
new file mode 100644
index 00000000..ea5eee52
--- /dev/null
+++ b/0.1/examples/image/invalid/missing_datasets.json
@@ -0,0 +1,9 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.1",
+            "name": "example"
+        }
+    ]
+}
diff --git a/0.1/examples/image/invalid/missing_path.json b/0.1/examples/image/invalid/missing_path.json
new file mode 100644
index 00000000..df9c74cc
--- /dev/null
+++ b/0.1/examples/image/invalid/missing_path.json
@@ -0,0 +1,17 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.1",
+            "name": "example",
+            "datasets": [
+                {
+                    "foo": "path/to/0"
+                },
+                {
+                    "path": "1"
+                }
+            ]
+        }
+    ]
+}
diff --git a/0.1/examples/image/invalid/no_datasets.json b/0.1/examples/image/invalid/no_datasets.json
new file mode 100644
index 00000000..e519c9c7
--- /dev/null
+++ b/0.1/examples/image/invalid/no_datasets.json
@@ -0,0 +1,15 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.1",
+            "name": "example",
+            "datasets": [],
+            "axes": [
+                "z",
+                "y",
+                "x"
+            ]
+        }
+    ]
+}
diff --git a/0.1/examples/image/invalid/no_multiscales.json b/0.1/examples/image/invalid/no_multiscales.json
new file mode 100644
index 00000000..d6dbfb33
--- /dev/null
+++ b/0.1/examples/image/invalid/no_multiscales.json
@@ -0,0 +1,4 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": []
+}
diff --git a/0.1/examples/image/valid/image.json b/0.1/examples/image/valid/image.json
new file mode 100644
index 00000000..5c749323
--- /dev/null
+++ b/0.1/examples/image/valid/image.json
@@ -0,0 +1,12 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "datasets": [
+                {"path": "path/to/0"},
+                {"path": "1"},
+                {"path": "2"}
+            ]
+        }
+    ]
+}
diff --git a/0.1/examples/image/valid/image_complete.json b/0.1/examples/image/valid/image_complete.json
new file mode 100644
index 00000000..080448a2
--- /dev/null
+++ b/0.1/examples/image/valid/image_complete.json
@@ -0,0 +1,58 @@
+{
+    "@id": "#my-image",
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "@id": "#my-pyramid",
+            "version": "0.1",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                },
+                {
+                    "path": "1"
+                },
+                {
+                    "path": "2"
+                }
+            ],
+            "type": "gaussian",
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1",
+                "args": [
+                    "true",
+                    "false"
+                ],
+                "kwargs": {
+                    "multichannel": true
+                }
+            }
+        }
+    ],
+    "omero": {
+        "id": 1,
+        "version": "0.1",
+        "channels": [
+            {
+                "active": true,
+                "color": "0000FF",
+                "family": "linear",
+                "inverted": false,
+                "label": "1234",
+                "window": {
+                    "end": 1765.0,
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ],
+        "rdefs": {
+            "defaultZ": 0,
+            "defaultT": 0,
+            "model": "color"
+        }
+    }
+}
diff --git a/0.1/examples/image/valid/image_complete_no_omero.json b/0.1/examples/image/valid/image_complete_no_omero.json
new file mode 100644
index 00000000..a2669b48
--- /dev/null
+++ b/0.1/examples/image/valid/image_complete_no_omero.json
@@ -0,0 +1,28 @@
+{
+    "@id": "top",
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "@id": "inner",
+            "version": "0.1",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ],
+            "type": "gaussian",
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1",
+                "args": [
+                    "true",
+                    "false"
+                ],
+                "kwargs": {
+                    "multichannel": true
+                }
+            }
+        }
+    ]
+}
diff --git a/0.1/examples/image/valid/missing_name.json b/0.1/examples/image/valid/missing_name.json
new file mode 100644
index 00000000..fe3de034
--- /dev/null
+++ b/0.1/examples/image/valid/missing_name.json
@@ -0,0 +1,18 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.1",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ],
+            "type": "gaussian",
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1"
+            }
+        }
+    ]
+}
diff --git a/0.1/examples/image/valid/missing_type.json b/0.1/examples/image/valid/missing_type.json
new file mode 100644
index 00000000..b9ece803
--- /dev/null
+++ b/0.1/examples/image/valid/missing_type.json
@@ -0,0 +1,20 @@
+{
+    "@id": "#my-image",
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "@id": "#my-pyramid",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ],
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1"
+            },
+            "version": "0.1"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/0.1/examples/image/valid/missing_version.json b/0.1/examples/image/valid/missing_version.json
new file mode 100644
index 00000000..51086c4b
--- /dev/null
+++ b/0.1/examples/image/valid/missing_version.json
@@ -0,0 +1,39 @@
+{
+    "@id": "#my-image",
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "@id": "#my-pyramid",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ],
+            "type": "gaussian",
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1"
+            }
+        }
+    ],
+    "omero": {
+        "id": 1,
+        "version": "0.1",
+        "channels": [
+            {
+                "active": true,
+                "color": "0000FF",
+                "family": "linear",
+                "inverted": false,
+                "label": "1234",
+                "window": {
+                    "end": 1765.0,
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/empty_wells.json b/0.1/examples/plate/invalid/empty_wells.json
new file mode 100644
index 00000000..1c8861da
--- /dev/null
+++ b/0.1/examples/plate/invalid/empty_wells.json
@@ -0,0 +1,16 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": []
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/invalid_fieldcount.json b/0.1/examples/plate/invalid/invalid_fieldcount.json
new file mode 100644
index 00000000..89540652
--- /dev/null
+++ b/0.1/examples/plate/invalid/invalid_fieldcount.json
@@ -0,0 +1,31 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "field_count": 1,
+        "name": "plate name",
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            }
+        ],
+        "acquisitions": [
+            {
+                "id": 1,
+                "maximumfieldcount": "2"
+            },
+            {
+                "id": 2
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_acquisition_id.json b/0.1/examples/plate/invalid/missing_acquisition_id.json
new file mode 100644
index 00000000..46fe420a
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_acquisition_id.json
@@ -0,0 +1,35 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "field_count": 1,
+        "name": "plate name",
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            }
+        ],
+        "acquisitions": [
+            {
+                "maximumfieldcount": 2,
+                "name": "Meas_01(2012-07-31_10-41-12)",
+                "starttime": 1343731272000
+            },
+            {
+                "id": 2,
+                "maximumfieldcount": 2,
+                "name": "Meas_02(201207-31_11-56-41)",
+                "starttime": 1343735801000
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_column_name.json b/0.1/examples/plate/invalid/missing_column_name.json
new file mode 100644
index 00000000..dbf4e2d6
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_column_name.json
@@ -0,0 +1,18 @@
+{
+    "plate": {
+        "columns": [
+            {}
+        ],
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_columns.json b/0.1/examples/plate/invalid/missing_columns.json
new file mode 100644
index 00000000..997e2927
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_columns.json
@@ -0,0 +1,15 @@
+{
+    "plate": {
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_rows.json b/0.1/examples/plate/invalid/missing_rows.json
new file mode 100644
index 00000000..74f6ba6a
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_rows.json
@@ -0,0 +1,15 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_version.json b/0.1/examples/plate/invalid/missing_version.json
new file mode 100644
index 00000000..36b0afde
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_version.json
@@ -0,0 +1,19 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "wells": [
+            {
+                "path": "A/1"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_well_path.json b/0.1/examples/plate/invalid/missing_well_path.json
new file mode 100644
index 00000000..ded5f769
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_well_path.json
@@ -0,0 +1,18 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {}
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/invalid/missing_wells.json b/0.1/examples/plate/invalid/missing_wells.json
new file mode 100644
index 00000000..fd00f136
--- /dev/null
+++ b/0.1/examples/plate/invalid/missing_wells.json
@@ -0,0 +1,15 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1"
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/valid/minimal_acquisition.json b/0.1/examples/plate/valid/minimal_acquisition.json
new file mode 100644
index 00000000..43037600
--- /dev/null
+++ b/0.1/examples/plate/valid/minimal_acquisition.json
@@ -0,0 +1,31 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            }
+        ],
+        "field_count": 1,
+        "name": "plate name",
+        "rows": [
+            {
+                "name": "A"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            }
+        ],
+        "acquisitions": [
+            {
+                "id": 1,
+                "name": "SHOULD have a name"
+            },
+            {
+                "id": 2
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/valid/plate.json b/0.1/examples/plate/valid/plate.json
new file mode 100644
index 00000000..eb2bd031
--- /dev/null
+++ b/0.1/examples/plate/valid/plate.json
@@ -0,0 +1,40 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            },
+            {
+                "name": "2"
+            },
+            {
+                "name": "3"
+            }
+        ],
+        "field_count": 1,
+        "name": "plate name",
+        "rows": [
+            {
+                "name": "A"
+            },
+            {
+                "name": "B"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            },
+            {
+                "path": "B/2"
+            },
+            {
+                "path": "A/1"
+            },
+            {
+                "path": "B/3"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.1/examples/plate/valid/plate_acquisition.json b/0.1/examples/plate/valid/plate_acquisition.json
new file mode 100644
index 00000000..0559909b
--- /dev/null
+++ b/0.1/examples/plate/valid/plate_acquisition.json
@@ -0,0 +1,55 @@
+{
+    "plate": {
+        "columns": [
+            {
+                "name": "1"
+            },
+            {
+                "name": "2"
+            },
+            {
+                "name": "3"
+            }
+        ],
+        "field_count": 1,
+        "name": "plate name",
+        "rows": [
+            {
+                "name": "A"
+            },
+            {
+                "name": "B"
+            }
+        ],
+        "version": "0.1",
+        "wells": [
+            {
+                "path": "A/3"
+            },
+            {
+                "path": "B/2"
+            },
+            {
+                "path": "A/1"
+            },
+            {
+                "path": "B/3"
+            }
+        ],
+        "acquisitions": [
+            {
+                "id": 1,
+                "description": "First Acquisition",
+                "maximumfieldcount": 2,
+                "name": "Meas_01(2012-07-31_10-41-12)",
+                "starttime": 1343731272000
+            },
+            {
+                "id": 2,
+                "maximumfieldcount": 2,
+                "name": "Meas_02(201207-31_11-56-41)",
+                "starttime": 1343735801000
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/0.3/schemas/json_schema/image.schema b/0.1/schemas/image.schema
similarity index 76%
rename from 0.3/schemas/json_schema/image.schema
rename to 0.1/schemas/image.schema
index 6b2562ce..5a97f3f2 100644
--- a/0.3/schemas/json_schema/image.schema
+++ b/0.1/schemas/image.schema
@@ -1,6 +1,6 @@
 {
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "$id": "http://localhost:8000/image.schema",
+  "$id": "https://ngff.openmicroscopy.org/0.1/schemas/image.schema",
   "title": "NGFF Image",
   "description": "JSON from OME-NGFF .zattrs",
   "type": "object",
@@ -26,45 +26,27 @@
               },
               "required": ["path"]
             }
-          }
-        },
-        "oneOf": [
-          {
-            "type": "object",
-            "properties": {
-              "version": {
-                "type": "string",
-                "enum": [
-                  "0.3"
-                ]
-              },
-              "axes": {
-                "type": "array",
-                "minItems": 2,
-                "items": {
-                  "type": "string",
-                  "pattern": "^[xyzct]$"
-                }
-              }
-            },
-            "required": [
-              "axes"
+          },
+          "version": {
+            "type": "string",
+            "enum": [
+              "0.1"
             ]
           },
-          {
+          "metadata": {
             "type": "object",
             "properties": {
+              "method": {
+                "type": "string"
+              },
               "version": {
-                "type": "string",
-                "enum": [
-                  "0.2"
-                ]
+                "type": "string"
               }
             }
           }
-        ],
+        },
         "required": [
-          "name", "datasets"
+          "datasets"
         ]
       },
       "minItems": 1,
diff --git a/0.1/schemas/plate.schema b/0.1/schemas/plate.schema
new file mode 100644
index 00000000..09110cfc
--- /dev/null
+++ b/0.1/schemas/plate.schema
@@ -0,0 +1,112 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "http://localhost:8000/plate.schema",
+  "title": "NGFF Plate",
+  "description": "JSON from OME-NGFF Plate .zattrs",
+  "type": "object",
+  "properties": {
+    "plate": {
+      "type": "object",
+      "properties": {
+        "version": {
+          "type": "string",
+          "enum": [
+            "0.1"
+          ]
+        },
+        "name": {
+          "type": "string"
+        },
+        "columns": {
+          "description": "Columns of the Plate grid",
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "name": {
+                "type": "string"
+              }
+            },
+            "required": [
+              "name"
+            ]
+          },
+          "minItems": 1,
+          "uniqueItems": true
+        },
+        "rows": {
+          "description": "Rows of the Plate grid",
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "name": {
+                "type": "string"
+              }
+            },
+            "required": [
+              "name"
+            ]
+          },
+          "minItems": 1,
+          "uniqueItems": true
+        },
+        "wells": {
+          "description": "Rows of the Plate grid",
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "path": {
+                "type": "string"
+              }
+            },
+            "required": [
+              "path"
+            ]
+          },
+          "minItems": 1,
+          "uniqueItems": true
+        },
+        "field_count": {
+          "description": "Maximum number of fields per view across all wells."
+        },
+        "acquisitions": {
+          "description": "Rows of the Plate grid",
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "id": {
+                "type": "number"
+              },
+              "maximumfieldcount": {
+                "type": "number"
+              },
+              "name": {
+                "type": "string"
+              },
+              "description": {
+                "type": "string"
+              },
+              "starttime": {
+                "type": "number"
+              }
+            },
+            "required": [
+              "id"
+            ]
+          },
+          "minItems": 1,
+          "uniqueItems": true
+        }
+      },
+      "required": [
+        "version", "columns", "rows", "wells"
+      ]
+    }
+  },
+  "required": [
+    "plate"
+  ]
+}
\ No newline at end of file
diff --git a/0.1/schemas/strict_image.schema b/0.1/schemas/strict_image.schema
new file mode 100644
index 00000000..9c573d07
--- /dev/null
+++ b/0.1/schemas/strict_image.schema
@@ -0,0 +1,18 @@
+{
+  "allOf": [
+    {
+      "$ref": "https://ngff.openmicroscopy.org/0.1/schemas/image.schema"
+    },
+    {
+      "properties": {
+        "multiscales": {
+          "items": {
+            "required": [
+              "version", "metadata", "type", "name"
+            ]
+          }
+        }
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/0.1/tests/test_validation.py b/0.1/tests/test_validation.py
new file mode 100644
index 00000000..a6bde4d3
--- /dev/null
+++ b/0.1/tests/test_validation.py
@@ -0,0 +1,95 @@
+import json
+import os
+import glob
+
+import pytest
+
+from jsonschema import validate, RefResolver
+from jsonschema.validators import validator_for
+from jsonschema.exceptions import ValidationError
+
+
+IMAGE_SCHEMA_KEY = "https://ngff.openmicroscopy.org/0.1/schemas/image.schema"
+
+
+def files():
+    return list(glob.glob(f"examples/*/valid/*.json")) + \
+        list(glob.glob(f"examples/*/invalid/*.json"))
+
+
+def strict():
+    return list(glob.glob(f"examples/image/valid/*.json"))
+
+
+def ids(paths):
+    return [str(x).split("/")[-1][0:-5] for x in paths]
+
+
+@pytest.mark.parametrize("testfile", files(), ids=ids(files()))
+def test_json(testfile):
+
+    test_json, schema = load_instance_and_schema(testfile)
+
+    if "invalid" in testfile:
+        with pytest.raises(ValidationError):
+            validate(instance=test_json, schema=schema)
+    else:
+        validate(instance=test_json, schema=schema)
+
+
+class LocalRefResolver(RefResolver):
+
+    def resolve_remote(self, url):
+        # Use remote URL to generate local path
+        url = url.replace("https://ngff.openmicroscopy.org/0.1/", "")
+        # Load local document and cache it
+        document = load_json(url)
+        self.store[url] = document
+        return document
+
+
+@pytest.mark.parametrize("testfile", strict(), ids=ids(strict()))
+def test_strict_rules(testfile):
+
+    test_json, schema = load_instance_and_schema(testfile, strict=True)
+
+    # Check for all validation errors without throwing exception
+    cls = validator_for(schema)
+    cls.check_schema(schema)
+
+    # Use our local resolver subclass to resolve local documents
+    localResolver = LocalRefResolver.from_schema(schema)
+    validator = cls(schema, localResolver)
+
+    warnings = list(validator.iter_errors(test_json))
+    for warning in warnings:
+        print("WARNING", warning.message)
+    # ONLY the complete example has no warnings in strict mode
+    if "complete" not in testfile:
+        assert len(warnings) > 0
+
+
+def load_instance_and_schema(path, strict=False):
+    # Load the correct schema
+    test_json = load_json(path)
+    # we don't have @type in this version
+    if "multiscales" in test_json:
+        schema_name = "image.schema"
+    elif "plate" in test_json:
+        schema_name = "plate.schema"
+    else:
+        raise Exception("No schema found")
+
+    schema = load_json('schemas/' + schema_name)
+
+    if strict and schema_name == "image.schema":
+        strict_path = 'schemas/strict_' + schema_name
+        schema = load_json(strict_path)
+
+    return (test_json, schema)
+
+
+def load_json(path):
+    with open(path) as f:
+        json_data = json.loads(f.read())
+    return json_data
diff --git a/0.1/tox.ini b/0.1/tox.ini
new file mode 100644
index 00000000..2de32a96
--- /dev/null
+++ b/0.1/tox.ini
@@ -0,0 +1,10 @@
+[tox]
+envlist = v01
+skipsdist = True
+
+[testenv]
+deps =
+    pytest
+    jsonschema
+commands =
+    pytest tests --color=yes --basetemp={envtmpdir} {posargs:-v}
diff --git a/0.2/examples/invalid/invalid_channels_color.json b/0.2/examples/invalid/invalid_channels_color.json
new file mode 100644
index 00000000..56f9f7f2
--- /dev/null
+++ b/0.2/examples/invalid/invalid_channels_color.json
@@ -0,0 +1,31 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ]
+        }
+    ],
+    "omero": {
+        "channels": [
+            {
+                "active": true,
+                "coefficient": 1.0,
+                "color": 255,
+                "family": "linear",
+                "label": "1234",
+                "window": {
+                    "end": 1765.0,
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ]
+    }
+}
diff --git a/0.2/examples/invalid/invalid_channels_window.json b/0.2/examples/invalid/invalid_channels_window.json
new file mode 100644
index 00000000..534b6eb6
--- /dev/null
+++ b/0.2/examples/invalid/invalid_channels_window.json
@@ -0,0 +1,31 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ]
+        }
+    ],
+    "omero": {
+        "channels": [
+            {
+                "active": true,
+                "coefficient": 1.0,
+                "color": "ff0000",
+                "family": "linear",
+                "label": "1234",
+                "window": {
+                    "end": "100",
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ]
+    }
+}
diff --git a/0.2/examples/invalid/invalid_path.json b/0.2/examples/invalid/invalid_path.json
new file mode 100644
index 00000000..0ea1f2d9
--- /dev/null
+++ b/0.2/examples/invalid/invalid_path.json
@@ -0,0 +1,17 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                },
+                {
+                    "path": 0
+                }
+            ]
+        }
+    ]
+}
diff --git a/0.2/examples/invalid/missing_datasets.json b/0.2/examples/invalid/missing_datasets.json
new file mode 100644
index 00000000..6604968d
--- /dev/null
+++ b/0.2/examples/invalid/missing_datasets.json
@@ -0,0 +1,9 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example"
+        }
+    ]
+}
diff --git a/0.2/examples/invalid/missing_path.json b/0.2/examples/invalid/missing_path.json
new file mode 100644
index 00000000..487a4266
--- /dev/null
+++ b/0.2/examples/invalid/missing_path.json
@@ -0,0 +1,17 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "foo": "path/to/0"
+                },
+                {
+                    "path": "1"
+                }
+            ]
+        }
+    ]
+}
diff --git a/0.2/examples/invalid/no_datasets.json b/0.2/examples/invalid/no_datasets.json
new file mode 100644
index 00000000..839a60aa
--- /dev/null
+++ b/0.2/examples/invalid/no_datasets.json
@@ -0,0 +1,15 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [],
+            "axes": [
+                "z",
+                "y",
+                "x"
+            ]
+        }
+    ]
+}
diff --git a/0.2/examples/invalid/no_multiscales.json b/0.2/examples/invalid/no_multiscales.json
new file mode 100644
index 00000000..d6dbfb33
--- /dev/null
+++ b/0.2/examples/invalid/no_multiscales.json
@@ -0,0 +1,4 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": []
+}
diff --git a/0.2/examples/valid/image.json b/0.2/examples/valid/image.json
new file mode 100644
index 00000000..2c1e7d27
--- /dev/null
+++ b/0.2/examples/valid/image.json
@@ -0,0 +1,14 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {"path": "path/to/0"},
+                {"path": "1"},
+                {"path": "2"}
+            ]
+        }
+    ]
+}
diff --git a/0.2/examples/valid/image_metadata.json b/0.2/examples/valid/image_metadata.json
new file mode 100644
index 00000000..3ca5cd47
--- /dev/null
+++ b/0.2/examples/valid/image_metadata.json
@@ -0,0 +1,28 @@
+{
+    "@id": "top",
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "@id": "inner",
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ],
+            "type": "gaussian",
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1",
+                "args": [
+                    "true",
+                    "false"
+                ],
+                "kwargs": {
+                    "multichannel": true
+                }
+            }
+        }
+    ]
+}
diff --git a/0.2/examples/valid/image_omero.json b/0.2/examples/valid/image_omero.json
new file mode 100644
index 00000000..20b3b892
--- /dev/null
+++ b/0.2/examples/valid/image_omero.json
@@ -0,0 +1,58 @@
+{
+    "@id": "#my-image",
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "@id": "#my-pyramid",
+            "version": "0.2",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                },
+                {
+                    "path": "1"
+                },
+                {
+                    "path": "2"
+                }
+            ],
+            "type": "gaussian",
+            "metadata": {
+                "method": "skimage.transform.pyramid_gaussian",
+                "version": "0.16.1",
+                "args": [
+                    "true",
+                    "false"
+                ],
+                "kwargs": {
+                    "multichannel": true
+                }
+            }
+        }
+    ],
+    "omero": {
+        "id": 1,
+        "version": "0.2",
+        "channels": [
+            {
+                "active": true,
+                "color": "0000FF",
+                "family": "linear",
+                "inverted": false,
+                "label": "1234",
+                "window": {
+                    "end": 1765.0,
+                    "max": 2555.0,
+                    "min": 5.0,
+                    "start": 0.0
+                }
+            }
+        ],
+        "rdefs": {
+            "defaultZ": 0,
+            "defaultT": 0,
+            "model": "color"
+        }
+    }
+}
diff --git a/0.2/examples/valid/missing_name.json b/0.2/examples/valid/missing_name.json
new file mode 100644
index 00000000..3942a543
--- /dev/null
+++ b/0.2/examples/valid/missing_name.json
@@ -0,0 +1,13 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "0.2",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                }
+            ]
+        }
+    ]
+}
diff --git a/0.3/examples/valid/image_v0.2.json b/0.2/examples/valid/missing_version.json
similarity index 87%
rename from 0.3/examples/valid/image_v0.2.json
rename to 0.2/examples/valid/missing_version.json
index ab73ed40..c278ddef 100644
--- a/0.3/examples/valid/image_v0.2.json
+++ b/0.2/examples/valid/missing_version.json
@@ -2,7 +2,6 @@
     "@type": "ngff:Image",
     "multiscales": [
         {
-            "version": "0.2",
             "name": "example",
             "datasets": [
                 {
@@ -11,4 +10,4 @@
             ]
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/0.2/schemas/image.schema b/0.2/schemas/image.schema
new file mode 100644
index 00000000..6eb26274
--- /dev/null
+++ b/0.2/schemas/image.schema
@@ -0,0 +1,101 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "http://localhost:8000/image.schema",
+  "title": "NGFF Image",
+  "description": "JSON from OME-NGFF .zattrs",
+  "type": "object",
+  "properties": {
+    "multiscales": {
+      "description": "The multiscale datasets for this image",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "name": {
+            "type": "string"
+          },
+          "datasets": {
+            "type": "array",
+            "minItems": 1,
+            "items": {
+              "type": "object",
+              "properties": {
+                "path": {
+                  "type": "string"
+                }
+              },
+              "required": ["path"]
+            }
+          },
+          "version": {
+            "type": "string",
+            "enum": [
+              "0.2"
+            ]
+          }
+        },
+        "required": [
+          "datasets"
+        ]
+      },
+      "minItems": 1,
+      "uniqueItems": true
+    },
+    "omero": {
+      "type": "object",
+      "properties": {
+        "channels": {
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "window": {
+                "type": "object",
+                "properties": {
+                  "end": {
+                    "type": "number"
+                  },
+                  "max": {
+                    "type": "number"
+                  },
+                  "min": {
+                    "type": "number"
+                  },
+                  "start": {
+                    "type": "number"
+                  }
+                },
+                "required": [
+                  "start",
+                  "min",
+                  "end",
+                  "max"
+                ]
+              },
+              "label": {
+                "type": "string"
+              },
+              "family": {
+                "type": "string"
+              },
+              "color": {
+                "type": "string"
+              },
+              "active": {
+                "type": "boolean"
+              }
+            },
+            "required": [
+              "window",
+              "color"
+            ]
+          }
+        }
+      },
+      "required": [
+        "channels"
+      ]
+    }
+  },
+  "required": [ "multiscales" ]
+}
diff --git a/0.2/tests/test_validation.py b/0.2/tests/test_validation.py
new file mode 100644
index 00000000..48a3c4ed
--- /dev/null
+++ b/0.2/tests/test_validation.py
@@ -0,0 +1,40 @@
+import json
+import glob
+
+import pytest
+
+from jsonschema import validate
+from jsonschema.exceptions import ValidationError
+
+
+def files():
+    return list(glob.glob(f"examples/valid/*.json")) + \
+        list(glob.glob(f"examples/invalid/*.json"))
+
+def ids():
+    return [str(x).split("/")[-1][0:-5] for x in files()]
+
+
+@pytest.mark.parametrize("testfile", files(), ids=ids())
+def test_json(testfile):
+
+    if "invalid" in testfile:
+        with pytest.raises(ValidationError):
+            json_schema(testfile)
+    else:
+        json_schema(testfile)
+
+
+def json_schema(path):
+    # Load the correct schema
+    with open(path) as f:
+        test_json = json.loads(f.read())
+        # we don't have @type in this version
+        if "multiscales" in test_json:
+            schema_name = "image.schema"
+        else:
+            raise Exception("No schema found")
+
+    with open('schemas/' + schema_name) as f:
+        schema = json.loads(f.read())
+    validate(instance=test_json, schema=schema)
diff --git a/0.2/tox.ini b/0.2/tox.ini
new file mode 100644
index 00000000..5f9175d3
--- /dev/null
+++ b/0.2/tox.ini
@@ -0,0 +1,10 @@
+[tox]
+envlist = v02
+skipsdist = True
+
+[testenv]
+deps =
+    pytest
+    jsonschema
+commands =
+    pytest tests --color=yes --basetemp={envtmpdir} {posargs:-v}
diff --git a/0.3/examples/invalid/invalid_version.json b/0.3/examples/invalid/invalid_version.json
new file mode 100644
index 00000000..ba995783
--- /dev/null
+++ b/0.3/examples/invalid/invalid_version.json
@@ -0,0 +1,25 @@
+{
+    "@type": "ngff:Image",
+    "multiscales": [
+        {
+            "version": "invalid",
+            "name": "example",
+            "datasets": [
+                {
+                    "path": "path/to/0"
+                },
+                {
+                    "path": "1"
+                },
+                {
+                    "path": "2"
+                }
+            ],
+            "axes": [
+                "z",
+                "y",
+                "x"
+            ]
+        }
+    ]
+}
\ No newline at end of file
diff --git a/0.3/examples/valid/image.json b/0.3/examples/valid/image.json
index 98f32e79..ebcb882d 100644
--- a/0.3/examples/valid/image.json
+++ b/0.3/examples/valid/image.json
@@ -2,8 +2,6 @@
     "@type": "ngff:Image",
     "multiscales": [
         {
-            "version": "0.3",
-            "name": "example",
             "datasets": [
                 {"path": "path/to/0"},
                 {"path": "1"},
diff --git a/0.3/examples/invalid/missing_name.json b/0.3/examples/valid/missing_name.json
similarity index 91%
rename from 0.3/examples/invalid/missing_name.json
rename to 0.3/examples/valid/missing_name.json
index a0b0963f..22697e44 100644
--- a/0.3/examples/invalid/missing_name.json
+++ b/0.3/examples/valid/missing_name.json
@@ -6,9 +6,6 @@
             "datasets": [
                 {
                     "path": "path/to/0"
-                },
-                {
-                    "path": 0
                 }
             ],
             "type": "gaussian",
diff --git a/0.3/examples/invalid/missing_version.json b/0.3/examples/valid/missing_version.json
similarity index 100%
rename from 0.3/examples/invalid/missing_version.json
rename to 0.3/examples/valid/missing_version.json
diff --git a/0.3/schemas/image.schema b/0.3/schemas/image.schema
new file mode 100644
index 00000000..afc2bd16
--- /dev/null
+++ b/0.3/schemas/image.schema
@@ -0,0 +1,109 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://ngff.openmicroscopy.org/0.3/schemas/image.schema",
+  "title": "NGFF Image",
+  "description": "JSON from OME-NGFF .zattrs",
+  "type": "object",
+  "properties": {
+    "multiscales": {
+      "description": "The multiscale datasets for this image",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "name": {
+            "type": "string"
+          },
+          "datasets": {
+            "type": "array",
+            "minItems": 1,
+            "items": {
+              "type": "object",
+              "properties": {
+                "path": {
+                  "type": "string"
+                }
+              },
+              "required": ["path"]
+            }
+          },
+          "version": {
+            "type": "string",
+            "enum": [
+              "0.3"
+            ]
+          },
+          "axes": {
+            "type": "array",
+            "minItems": 2,
+            "items": {
+              "type": "string",
+              "pattern": "^[xyzct]$"
+            }
+          }
+        },
+        "required": [
+          "datasets", "axes"
+        ]
+      },
+      "minItems": 1,
+      "uniqueItems": true
+    },
+    "omero": {
+      "type": "object",
+      "properties": {
+        "channels": {
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "window": {
+                "type": "object",
+                "properties": {
+                  "end": {
+                    "type": "number"
+                  },
+                  "max": {
+                    "type": "number"
+                  },
+                  "min": {
+                    "type": "number"
+                  },
+                  "start": {
+                    "type": "number"
+                  }
+                },
+                "required": [
+                  "start",
+                  "min",
+                  "end",
+                  "max"
+                ]
+              },
+              "label": {
+                "type": "string"
+              },
+              "family": {
+                "type": "string"
+              },
+              "color": {
+                "type": "string"
+              },
+              "active": {
+                "type": "boolean"
+              }
+            },
+            "required": [
+              "window",
+              "color"
+            ]
+          }
+        }
+      },
+      "required": [
+        "channels"
+      ]
+    }
+  },
+  "required": [ "multiscales" ]
+}
diff --git a/0.3/schemas/jsonld/shacl.ttl b/0.3/schemas/jsonld/shacl.ttl
index 7bc00fd9..02cb213b 100644
--- a/0.3/schemas/jsonld/shacl.ttl
+++ b/0.3/schemas/jsonld/shacl.ttl
@@ -56,14 +56,12 @@ schema:Multiscale_Shape a sh:NodeShape;
   sh:property [
     sh:path ngff:name;
     sh:datatype xsd:string;
-    sh:minCount 1;
   ];
 
   sh:property [
     sh:path ngff:version;
     sh:datatype xsd:string;
-    sh:minCount 1;
-    sh:hasValue "0.3";
+    sh:pattern "0.3";
   ];
 
   sh:property [
diff --git a/0.3/schemas/strict_image.schema b/0.3/schemas/strict_image.schema
new file mode 100644
index 00000000..d3758444
--- /dev/null
+++ b/0.3/schemas/strict_image.schema
@@ -0,0 +1,18 @@
+{
+  "allOf": [
+    {
+      "$ref": "https://ngff.openmicroscopy.org/0.3/schemas/image.schema"
+    },
+    {
+      "properties": {
+        "multiscales": {
+          "items": {
+            "required": [
+              "version", "metadata", "type", "name"
+            ]
+          }
+        }
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/0.3/tests/test_validation.py b/0.3/tests/test_validation.py
index 30c0af97..899f062f 100644
--- a/0.3/tests/test_validation.py
+++ b/0.3/tests/test_validation.py
@@ -15,12 +15,6 @@
 from schema_salad.exceptions import ValidationException as SaladErr
 
 
-# NB: Need to have contents of /json_schema served at localhost:8000
-# so that http://localhost:8000/omero.schema.json is valid
-
-# cd json_schema
-# python -m http.server
-
 class LDErr(Exception):
     pass
 
@@ -34,7 +28,7 @@ def test_json(method, testfile, httpserver):
 
     for uri, filename in (
         ("/context.json", "schemas/jsonld/context.json"),
-        ("/image.schema", "schemas/json_schema/image.schema"),
+        ("/image.schema", "schemas/image.schema"),
     ):
         with open(filename) as o:
             httpserver.expect_request(uri).respond_with_data(o.read())
@@ -46,8 +40,6 @@ def test_json(method, testfile, httpserver):
                 pytest.skip("not supported")
 
     else:
-        if "jsonld" in method.__name__ and "v0.2" in testfile:
-            pytest.skip("not supported")
         method(testfile)
 
 
@@ -69,7 +61,7 @@ def method(request):
 
     if request.param == "jsonschema":
 
-        with open('schemas/json_schema/image.schema') as f:
+        with open('schemas/image.schema') as f:
             schema = json.loads(f.read())
 
         def json_schema(path):