diff --git a/_includes/layouts/default.njk b/_includes/layouts/default.njk
index c9315be02..731138ec4 100644
--- a/_includes/layouts/default.njk
+++ b/_includes/layouts/default.njk
@@ -25,7 +25,7 @@
             {% endif %}
         {% endif %}
 
-        {% if usemathjax %}
+        {% if useMath %}
             {# {% include "utilities/mathjax.html" %} #}
             {% include "utilities/katex.html" %}
         {% endif %}
diff --git a/archive/posts/tamuctf22/2022-04-23-tamuctf-2022-quick-mafs.md b/archive/posts/tamuctf22/2022-04-23-tamuctf-2022-quick-mafs.md
index d1034516c..2c227e7e7 100644
--- a/archive/posts/tamuctf22/2022-04-23-tamuctf-2022-quick-mafs.md
+++ b/archive/posts/tamuctf22/2022-04-23-tamuctf-2022-quick-mafs.md
@@ -7,7 +7,7 @@ tags:
   - python
   - programming
 thumbnail_src: assets/inspector-gadget.png
-usemathjax: true
+useMath: true
 ---
 
 ### Challenge Description
diff --git a/archive/template.md b/archive/template.md
index a2d24f7c9..9c01be4be 100644
--- a/archive/template.md
+++ b/archive/template.md
@@ -14,7 +14,7 @@ thumbnail_banner: true # or false depending if you want the thumbnail to show on
 keywords: key words  # Not really important.
 comments: true      # Enable comments.
 sharable: false     # Enable share buttons.
-usemathjax: false
+useMath: false
 pitch: A description displayed in the profile.
 track_id: 00000011 # soundcloud track id
 score_id: 00000012 # musescore track id
diff --git a/content/pages/postlike/styleguide-math.md b/content/pages/postlike/styleguide-math.md
index 586126f11..c2fdfd8dc 100644
--- a/content/pages/postlike/styleguide-math.md
+++ b/content/pages/postlike/styleguide-math.md
@@ -3,7 +3,7 @@ title: "Styleguide – Math"
 excerpt: "Minimal style tests for math."
 tags:
   - mathematics
-usemathjax: true
+useMath: true
 related:
     disable: false
     tags: [mathematics]
diff --git a/content/pages/postlike/styleguide.md b/content/pages/postlike/styleguide.md
index 94093768e..4a7e698e5 100644
--- a/content/pages/postlike/styleguide.md
+++ b/content/pages/postlike/styleguide.md
@@ -15,7 +15,7 @@ tags:
   - composition
   - learning
 thumbnail_banner: true
-usemathjax: true
+useMath: true
 pitch: This is a dummy page designed to test all aspects of style.
 track_id: 1433470732
 score_id: 9645115
diff --git a/content/posts/ctf/hkcert22/2022-11-14-hkcert-2022-base64-encryption.md b/content/posts/ctf/hkcert22/2022-11-14-hkcert-2022-base64-encryption.md
index 3d7f64a90..218bc19ac 100644
--- a/content/posts/ctf/hkcert22/2022-11-14-hkcert-2022-base64-encryption.md
+++ b/content/posts/ctf/hkcert22/2022-11-14-hkcert-2022-base64-encryption.md
@@ -5,7 +5,7 @@ tags:
   - cryptography
   - python
 thumbnail_src: ~/assets/img/posts/thumbnail/hkcert22-thumbnail.jpg
-usemathjax: true
+useMath: true
 ---
 
 The challenge looks deceptively simple. Chinese has over 50,000 characters. Base64 just has 64. So it should be easy right?
diff --git a/content/posts/programming/aoc-2021/2022-08-09-aoc-2021-haskell-utils.md b/content/posts/programming/aoc-2021/2022-08-09-aoc-2021-haskell-utils.md
index 26eae74cd..63a65aa66 100644
--- a/content/posts/programming/aoc-2021/2022-08-09-aoc-2021-haskell-utils.md
+++ b/content/posts/programming/aoc-2021/2022-08-09-aoc-2021-haskell-utils.md
@@ -7,7 +7,7 @@ tags:
   - haskell
   - fp
 thumbnail_src: assets/recycle-hs-utils.jpg
-usemathjax: true
+useMath: true
 related:
   tags: [aoc, haskell]
 ---
diff --git a/content/posts/programming/aoc-2021/2022-08-25-aoc-2021-day-24.md b/content/posts/programming/aoc-2021/2022-08-25-aoc-2021-day-24.md
index 3c5f30ab0..d58073c56 100644
--- a/content/posts/programming/aoc-2021/2022-08-25-aoc-2021-day-24.md
+++ b/content/posts/programming/aoc-2021/2022-08-25-aoc-2021-day-24.md
@@ -8,7 +8,7 @@ tags:
   - reverse
   - writeup
 thumbnail_src: assets/z3.jpg
-usemathjax: true
+useMath: true
 related:
   tags: [aoc, programming, writeup]
 ---
diff --git a/content/posts/programming/aoc-2021/2022-12-02-aoc-2021-day-22.md b/content/posts/programming/aoc-2021/2022-12-02-aoc-2021-day-22.md
index cf92125b2..3989e8884 100644
--- a/content/posts/programming/aoc-2021/2022-12-02-aoc-2021-day-22.md
+++ b/content/posts/programming/aoc-2021/2022-12-02-aoc-2021-day-22.md
@@ -8,7 +8,7 @@ tags:
   - mathematics
   - writeup
 thumbnail_src: assets/aoc-2021-day-22-thumbnail.jpg
-usemathjax: true
+useMath: true
 related:
     tags: [aoc, programming]
 ---
diff --git a/content/posts/programming/concepts/2023-04-24-the-mathematics-of-types.md b/content/posts/programming/concepts/2023-04-24-the-mathematics-of-types.md
index aa6a0acaf..b6521955f 100644
--- a/content/posts/programming/concepts/2023-04-24-the-mathematics-of-types.md
+++ b/content/posts/programming/concepts/2023-04-24-the-mathematics-of-types.md
@@ -10,7 +10,7 @@ tags:
   - programming-languages
 thumbnail_src: assets/abstract.jpg
 # thumbnail_banner: true
-usemathjax: true
+useMath: true
 related:
     auto: true
 ---
diff --git a/content/posts/programming/concepts/2023-10-02-subtype-metaprogramming-is-mostly-harmless.md b/content/posts/programming/concepts/2023-10-02-subtype-metaprogramming-is-mostly-harmless.md
index 5fe899819..c8927c902 100644
--- a/content/posts/programming/concepts/2023-10-02-subtype-metaprogramming-is-mostly-harmless.md
+++ b/content/posts/programming/concepts/2023-10-02-subtype-metaprogramming-is-mostly-harmless.md
@@ -11,7 +11,7 @@ tags:
   - metaprogramming
   - oop
   - writeup
-usemathjax: true
+useMath: true
 thumbnail_src: assets/thumbnail.jpg
 thumbnail_banner: true
 redirect_from:
diff --git a/content/posts/programming/digital-audio-synthesis/2023-02-24-digital-audio-synthesis-for-dummies-part-1.md b/content/posts/programming/digital-audio-synthesis/2023-02-24-digital-audio-synthesis-for-dummies-part-1.md
index 34bb0269e..daf0af8f5 100644
--- a/content/posts/programming/digital-audio-synthesis/2023-02-24-digital-audio-synthesis-for-dummies-part-1.md
+++ b/content/posts/programming/digital-audio-synthesis/2023-02-24-digital-audio-synthesis-for-dummies-part-1.md
@@ -9,7 +9,7 @@ tags:
   - synths
 thumbnail_src: assets/synthwave-a-major-space-1.jpg
 thumbnail_banner: true
-usemathjax: true
+useMath: true
 related:
     posts: [r/digital-audio-synthesis-for-dummies-part-.*/r, stm32-midi-keyboard]
     auto: false
diff --git a/content/posts/programming/digital-audio-synthesis/2023-03-09-digital-audio-synthesis-for-dummies-part-2.md b/content/posts/programming/digital-audio-synthesis/2023-03-09-digital-audio-synthesis-for-dummies-part-2.md
index dba7c5420..7c2bf8ef9 100644
--- a/content/posts/programming/digital-audio-synthesis/2023-03-09-digital-audio-synthesis-for-dummies-part-2.md
+++ b/content/posts/programming/digital-audio-synthesis/2023-03-09-digital-audio-synthesis-for-dummies-part-2.md
@@ -12,7 +12,7 @@ tags:
   - synths
 thumbnail_src: assets/synthwave-a-major-space-2.jpg
 thumbnail_banner: true
-usemathjax: true
+useMath: true
 related:
     posts: [r/digital-audio-synthesis-for-dummies-part-.*/r, stm32-midi-keyboard]
     auto: false
diff --git a/content/posts/programming/digital-audio-synthesis/2023-05-24-digital-audio-synthesis-for-dummies-part-3.md b/content/posts/programming/digital-audio-synthesis/2023-05-24-digital-audio-synthesis-for-dummies-part-3.md
index ac114ecde..efc210217 100644
--- a/content/posts/programming/digital-audio-synthesis/2023-05-24-digital-audio-synthesis-for-dummies-part-3.md
+++ b/content/posts/programming/digital-audio-synthesis/2023-05-24-digital-audio-synthesis-for-dummies-part-3.md
@@ -13,7 +13,7 @@ tags:
   - synths
 thumbnail_src: assets/synthwave-a-major-space-3.jpg
 thumbnail_banner: true
-usemathjax: true
+useMath: true
 related:
     posts: [r/digital-audio-synthesis-for-dummies-part-.*/r, stm32-midi-keyboard]
     auto: false
diff --git a/package-lock.json b/package-lock.json
index 112296e12..f576626b0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,6 +13,7 @@
 				"bootstrap": "^5.3.2",
 				"font-awesome": "^4.7.0",
 				"jquery": "^3.7.1",
+				"katex": "^0.16.9",
 				"lunr": "^2.3.9",
 				"magnific-popup": "^1.1.0",
 				"prismjs": "^1.29.0",
@@ -5915,6 +5916,29 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/katex": {
+			"version": "0.16.9",
+			"resolved": "https://registry.npmjs.org/katex/-/katex-0.16.9.tgz",
+			"integrity": "sha512-fsSYjWS0EEOwvy81j3vRA8TEAhQhKiqO+FQaKWp0m39qwOzHVBgAUBIXWj1pB+O2W3fIpNa6Y9KSKCVbfPhyAQ==",
+			"funding": [
+				"https://opencollective.com/katex",
+				"https://github.com/sponsors/katex"
+			],
+			"dependencies": {
+				"commander": "^8.3.0"
+			},
+			"bin": {
+				"katex": "cli.js"
+			}
+		},
+		"node_modules/katex/node_modules/commander": {
+			"version": "8.3.0",
+			"resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
+			"integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==",
+			"engines": {
+				"node": ">= 12"
+			}
+		},
 		"node_modules/keyv": {
 			"version": "4.5.3",
 			"resolved": "https://registry.npmjs.org/keyv/-/keyv-4.5.3.tgz",
@@ -13570,6 +13594,21 @@
 			"integrity": "sha512-3KF80UaaSSxo8jVnRYtMKNGFOoVPBdkkVPsw+Ad0y4oxKXPduS6G6iHkrf69yJVff/VAaYXkV42rtZ7daJxU3w==",
 			"dev": true
 		},
+		"katex": {
+			"version": "0.16.9",
+			"resolved": "https://registry.npmjs.org/katex/-/katex-0.16.9.tgz",
+			"integrity": "sha512-fsSYjWS0EEOwvy81j3vRA8TEAhQhKiqO+FQaKWp0m39qwOzHVBgAUBIXWj1pB+O2W3fIpNa6Y9KSKCVbfPhyAQ==",
+			"requires": {
+				"commander": "^8.3.0"
+			},
+			"dependencies": {
+				"commander": {
+					"version": "8.3.0",
+					"resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
+					"integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww=="
+				}
+			}
+		},
 		"keyv": {
 			"version": "4.5.3",
 			"resolved": "https://registry.npmjs.org/keyv/-/keyv-4.5.3.tgz",
diff --git a/package.json b/package.json
index 469e9713d..16c1dbe8f 100644
--- a/package.json
+++ b/package.json
@@ -64,6 +64,7 @@
 		"bootstrap": "^5.3.2",
 		"font-awesome": "^4.7.0",
 		"jquery": "^3.7.1",
+		"katex": "^0.16.9",
 		"lunr": "^2.3.9",
 		"magnific-popup": "^1.1.0",
 		"prismjs": "^1.29.0",