head to head · open source
monaco-editor vs competitive-companion
monaco-editor has 46,766 GitHub stars, 4,131 forks, 859 open issues and last shipped 5 days ago. competitive-companion has 1,310 stars, 211 forks, 90 open issues and last shipped 3 months ago. monaco-editor leads on adoption by 3,470% (46,766 vs 1,310 stars). monaco-editor is written in JavaScript under MIT; competitive-companion is written in TypeScript under MIT. monaco-editor has attracted 9% as many forks as stars, competitive-companion 16%. monaco-editor was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| monaco-editor | competitive-companion | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 1.3K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-13 | 2026-06-29 |
| Forks | ⑂ 4.1K | ⑂ 211 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick monaco-editor if
- You weight community size — 47K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick competitive-companion if
- You want the competitive-companion feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and competitive-companion fits your workflow better
About monaco-editor
Monaco Editor is the fully featured code editor from VS Code, packaged as an npm library so that developers can embed the same editing experience inside their own browser based applications.
read the full monaco-editor overview →
About competitive-companion
Competitive Companion [link cws]: [link amo]: [ ][link cws] [ ][link cws] [ ][link cws] [ ][link amo] [ ][link amo] [ ][link amo] A browser extension which parses competitive programming problems from various online judges (like AtCoder and Codeforces) and sends them to various tools (like CP Editor and CPH). Capable of parsing problems and contests and extracting data like the example testcases and the time and memory constraints. Install [ Chrome extension][link cws] [ ][link cws] [ Firefox add on][link amo] [ ][link amo] Tools that use Competitive Companion acmX AI Virtual Assistant Assistant.nvim AutoCp Caide…
read the full competitive-companion overview →
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Frequently asked questions
Is monaco-editor or competitive-companion more popular?
monaco-editor has 46,766 GitHub stars and competitive-companion has 1,310. monaco-editor has the larger community by that measure.
Are monaco-editor and competitive-companion free?
Both are open source. monaco-editor is licensed under MIT and competitive-companion under MIT. Neither carries a licence fee.
What is the difference between monaco-editor and competitive-companion?
monaco-editor is written in JavaScript and competitive-companion in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, monaco-editor or competitive-companion?
Choose monaco-editor if you want the larger community (46,766 stars) or its MIT licence terms. Choose competitive-companion if its feature set, stack or MIT licence fits better. Both are self-hostable.