JavaScript syntax-highlighting

Open-source JavaScript projects categorized as syntax-highlighting

Top 23 JavaScript syntax-highlighting Projects

syntax-highlighting
  1. Highlight.js

    JavaScript syntax highlighter with language auto-detection and zero dependencies.

    Project mention: A better pkg.go.dev | dev.to | 2025-02-16

    Every time a request come in, we forward it to the pkg.go.dev server, then append the highlight.js script to the response before sending it back to the client.

  2. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  3. remarkable

    Markdown parser, done right. Commonmark support, extensions, syntax plugins, high speed - all in one. Gulp and metalsmith plugins available. Used by Facebook, Docusaurus and many others! Use https://github.com/breakdance/breakdance for HTML-to-markdown conversion. Use https://github.com/jonschlinkert/markdown-toc to generate a table of contents.

  4. markdown-plus-plus

    Markdown syntax highlighting for Notepad++, by customized UDL file (user defined language)

  5. visual-studio-code

    An arctic, north-bluish clean and elegant Visual Studio Code theme.

  6. lowlight

    Virtual syntax highlighting for virtual DOMs and non-HTML things

  7. refractor

    Lightweight, robust, elegant virtual syntax highlighting using Prism

  8. code-blocks

    Syntax highlighting for Google Docs

    Project mention: Code Blocks – Syntax Highlighting for Google Docs | news.ycombinator.com | 2025-04-07
  9. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
  10. rehype-highlight

    plugin to highlight code blocks

  11. gatsby-remark-vscode

    Gatsby plugin to provide VS Code’s syntax highlighting to Markdown code fences

  12. babel-plugin-prismjs

    A babel plugin to use PrismJS with standard bundlers.

  13. notepadplusplus

    An arctic, north-bluish clean and elegant Notepad++ theme.

  14. tree-sitter-sql

    SQL syntax highlighting for tree-sitter (by m-novikov)

  15. theme-bluloco-light

    A fancy and sophisticated light color scheme.

  16. lighter

    The syntax highlighter used by Code Hike. (by code-hike)

  17. Aris

    Aris - A fast and powerful tool to write HTML in JS easily. Includes syntax highlighting, templates, SVG, CSS autofixing, debugger support and more...

  18. json-formatter

    A Browser Extension to format JSON in the browser automatically. Available with 60+ Themes, Syntax Highlighting, automatically linkifies links and more. (by arnav-kr)

  19. Ace-Editor-Web-Component

    A web-component to add code editors to your web page powered via Ace Editor

  20. vscode-motoko

    Motoko language support for VS Code.

  21. markcat

    :eyeglasses: Markdown files terminal viewer.

  22. rehype-starry-night

    Rehype plugin to highlight code with Starry Night

  23. adblock-filter-analyzer

    AdBlock Filter Syntax code highlighter and partial validator. Colorizes and explains the syntax. Good for learning.

  24. sveltekit-shiki-code-highlighting

    SvelteKit Shiki syntax highlighting: use any VSCode colour theme to accessibly syntax highlight code on your SvelteKit app with line numbers.

  25. highlightjs-raku

    Highlight.js grammar definition for Raku (Perl 6)

  26. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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JavaScript syntax-highlighting related posts

  • Code Blocks – Syntax Highlighting for Google Docs

    1 project | news.ycombinator.com | 7 Apr 2025
  • Show HN: Txtl – Fast static website of text utilities

    2 projects | news.ycombinator.com | 25 Feb 2025
  • A better pkg.go.dev

    1 project | dev.to | 16 Feb 2025
  • Day 19: Highlight'em up! 🔖

    1 project | dev.to | 18 Dec 2024
  • GitHub Markdown Cheat Sheet for Hacktoberfest

    3 projects | dev.to | 26 Sep 2024
  • Dev.to and GitHub usage pl Syntax Highlighter

    1 project | dev.to | 17 Mar 2024
  • Five Syntax Highlighting Plugins for NextJS that aren't Terrible 🎨

    1 project | dev.to | 14 Mar 2024
  • A note from our sponsor - InfluxDB
    www.influxdata.com | 25 Jun 2025
    InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →

Index

What are some of the best open-source syntax-highlighting projects in JavaScript? This list will help you:

# Project Stars
1 Highlight.js 24,410
2 remarkable 5,800
3 markdown-plus-plus 1,518
4 visual-studio-code 1,115
5 lowlight 840
6 refractor 815
7 code-blocks 722
8 rehype-highlight 303
9 gatsby-remark-vscode 295
10 babel-plugin-prismjs 159
11 notepadplusplus 146
12 tree-sitter-sql 117
13 theme-bluloco-light 104
14 lighter 97
15 Aris 91
16 json-formatter 84
17 Ace-Editor-Web-Component 54
18 vscode-motoko 46
19 markcat 42
20 rehype-starry-night 18
21 adblock-filter-analyzer 17
22 sveltekit-shiki-code-highlighting 11
23 highlightjs-raku 8

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InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
www.influxdata.com