diff --git a/.idea/markdown-exported-files.xml b/.idea/markdown-exported-files.xml
deleted file mode 100644
index 5d1f1293cf7e..000000000000
--- a/.idea/markdown-exported-files.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="MarkdownExportedFiles">
-    <htmlFiles />
-    <imageFiles />
-    <otherFiles />
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/markdown-navigator.xml b/.idea/markdown-navigator.xml
deleted file mode 100644
index 5ae5ad38c00f..000000000000
--- a/.idea/markdown-navigator.xml
+++ /dev/null
@@ -1,68 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="MarkdownProjectSettings">
-    <PreviewSettings splitEditorLayout="SPLIT" splitEditorPreview="PREVIEW" useGrayscaleRendering="false" zoomFactor="2.0" maxImageWidth="0" showGitHubPageIfSynced="false" allowBrowsingInPreview="false" synchronizePreviewPosition="true" highlightPreviewType="LINE" highlightFadeOut="5" highlightOnTyping="true" synchronizeSourcePosition="true">
-      <PanelProvider>
-        <provider providerId="com.vladsch.idea.multimarkdown.editor.swing.html.panel" providerName="Default - Swing" />
-      </PanelProvider>
-    </PreviewSettings>
-    <ParserSettings>
-      <PegdownExtensions>
-        <option name="ABBREVIATIONS" value="false" />
-        <option name="ANCHORLINKS" value="true" />
-        <option name="ATXHEADERSPACE" value="true" />
-        <option name="AUTOLINKS" value="true" />
-        <option name="DEFINITIONS" value="false" />
-        <option name="FENCED_CODE_BLOCKS" value="true" />
-        <option name="FOOTNOTES" value="false" />
-        <option name="HARDWRAPS" value="false" />
-        <option name="INSERTED" value="false" />
-        <option name="QUOTES" value="false" />
-        <option name="RELAXEDHRULES" value="true" />
-        <option name="SMARTS" value="false" />
-        <option name="STRIKETHROUGH" value="true" />
-        <option name="SUBSCRIPT" value="false" />
-        <option name="SUPERSCRIPT" value="false" />
-        <option name="SUPPRESS_HTML_BLOCKS" value="false" />
-        <option name="SUPPRESS_INLINE_HTML" value="false" />
-        <option name="TABLES" value="true" />
-        <option name="TASKLISTITEMS" value="true" />
-        <option name="TOC" value="false" />
-        <option name="WIKILINKS" value="true" />
-      </PegdownExtensions>
-      <ParserOptions>
-        <option name="COMMONMARK_LISTS" value="false" />
-        <option name="DUMMY" value="false" />
-        <option name="EMOJI_SHORTCUTS" value="true" />
-        <option name="FLEXMARK_FRONT_MATTER" value="false" />
-        <option name="GFM_TABLE_RENDERING" value="true" />
-        <option name="GITBOOK_URL_ENCODING" value="false" />
-        <option name="GITHUB_EMOJI_URL" value="false" />
-        <option name="GITHUB_LISTS" value="true" />
-        <option name="GITHUB_WIKI_LINKS" value="true" />
-        <option name="JEKYLL_FRONT_MATTER" value="false" />
-        <option name="SIM_TOC_BLANK_LINE_SPACER" value="true" />
-      </ParserOptions>
-    </ParserSettings>
-    <HtmlSettings headerTopEnabled="false" headerBottomEnabled="false" bodyTopEnabled="false" bodyBottomEnabled="false" embedUrlContent="false" addPageHeader="true">
-      <GeneratorProvider>
-        <provider providerId="com.vladsch.idea.multimarkdown.editor.swing.html.generator" providerName="Default Swing HTML Generator" />
-      </GeneratorProvider>
-      <headerTop />
-      <headerBottom />
-      <bodyTop />
-      <bodyBottom />
-    </HtmlSettings>
-    <CssSettings previewScheme="UI_SCHEME" cssUri="" isCssUriEnabled="false" isCssTextEnabled="false" isDynamicPageWidth="true">
-      <StylesheetProvider>
-        <provider providerId="com.vladsch.idea.multimarkdown.editor.swing.html.css" providerName="Default Swing Stylesheet" />
-      </StylesheetProvider>
-      <ScriptProviders />
-      <cssText />
-    </CssSettings>
-    <HtmlExportSettings updateOnSave="false" parentDir="$ProjectFileDir$" targetDir="$ProjectFileDir$" cssDir="" scriptDir="" plainHtml="false" imageDir="" copyLinkedImages="false" imageUniquifyType="0" targetExt="" useTargetExt="false" noCssNoScripts="false" linkToExportedHtml="true" exportOnSettingsChange="true" regenerateOnProjectOpen="false" />
-    <LinkMapSettings>
-      <textMaps />
-    </LinkMapSettings>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/markdown-navigator/profiles_settings.xml b/.idea/markdown-navigator/profiles_settings.xml
deleted file mode 100644
index 674a5916f945..000000000000
--- a/.idea/markdown-navigator/profiles_settings.xml
+++ /dev/null
@@ -1,3 +0,0 @@
-<component name="MarkdownNavigator.ProfileManager">
-  <settings default="" />
-</component>
\ No newline at end of file