CM Code Editor

A code file editor for Obsidian with syntax highlighting, code folding, and autocompletion. Powered by CodeMirror 6.

Installation

Install from community.obsidian.md

From Obsidian's settings or preferences:

1. Community Plugins > Browse
2. Search for "CM Code Editor"

Manually:

1. download the latest release archive
2. uncompress the downloaded archive
3. move the cm-code-editor folder to /path/to/vault/.obsidian/plugins/
4. Settings > Community plugins > reload Installed plugins
5. enable plugin

or:

1. download main.js, manifest.json & styles.css from the latest release
2. create a new folder /path/to/vault/.obsidian/plugins/cm-code-editor
3. move all 3 files to /path/to/vault/.obsidian/plugins/cm-code-editor
4. Settings > Community plugins > reload Installed plugins
5. enable plugin

Features

• Syntax highlighting for 20+ languages
• 45+ syntax themes (Dracula, GitHub, Monokai, Nord, Solarized, VS Code, and more) or inherit from your Obsidian theme
• Autocompletion with built-in language completions for JavaScript, TypeScript, CSS, HTML, SQL, and Python
• Code folding with gutter controls
• Indent guides with vertical markers at each indent level
• Line numbers with active line highlighting
• Configurable tab size (2 or 4 spaces)
• Search and replace (Ctrl/Cmd+F) with match case, regex, and whole word toggles
• Bracket matching and auto-closing
• Multiple cursors and rectangular selection (Alt+drag)
• Font size zoom with Ctrl/Cmd+scroll
• Create code file command and context menu action with configurable default folder
• Configurable file extensions, font family, and font size

Supported languages

Language	Extensions
TypeScript	.ts .tsx .mts .cts
JavaScript	.js .jsx .mjs .cjs
Python	.py .pyw .pyi
CSS/SCSS/Less	.css .scss .less
HTML	.html .htm .svelte .vue
JSON	.json .jsonc
Markdown	.md .markdown
XML	.xml .svg .xsl .xsd
SQL	.sql
YAML	.yaml .yml
Rust	.rs
Go	.go
C/C++	.c .h .cpp .hpp .cc .cxx .hxx
Java	.java
PHP	.php
Shell	.sh .bash .zsh
Ruby	.rb .ruby
Lua	.lua
TOML	.toml
R	.r .rmd
PowerShell	.ps1 .psm1
Dockerfile	Dockerfile

Settings

Files

Setting	Description	Default
File extensions	Comma-separated list of extensions to open with this editor	ts, js, py, css, ...
Default folder	Default folder for new code files (with fuzzy search)	Vault root

Editor

Setting	Description	Default
Line numbers	Show line numbers in the gutter	On
Code folding	Enable fold gutters	On
Word wrap	Wrap long lines to the editor width	Off
Tab size	Number of spaces per indent level (2 or 4)	4
Indent guides	Show vertical lines at each indent level	Off

Theme

Setting	Description	Default
Syntax theme	Choose from 45+ themes or inherit from Obsidian	Obsidian (default)

Font

Setting	Description	Default
Font size	Font size in pixels (5-30), also adjustable with Ctrl+scroll	14
Font family	CSS font-family value (empty inherits from Obsidian)	—

License

MIT