head to head · open source
opcode vs react-ace
opcode has 22,434 GitHub stars, 1,706 forks, 332 open issues and last shipped 2 months ago. react-ace has 4,204 stars, 596 forks, 217 open issues and last shipped 9 days ago. opcode leads on adoption by 434% (22,434 vs 4,204 stars). opcode is written in TypeScript under AGPL-3.0; react-ace is written in TypeScript under MIT. opcode has attracted 8% as many forks as stars, react-ace 14%. react-ace 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
| opcode | react-ace | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 4.2K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-18 | 2026-10-27 |
| Forks | ⑂ 1.7K | ⑂ 596 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick opcode if
- You weight community size — 22K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick react-ace if
- You want the react-ace feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and react-ace fits your workflow better
About opcode
opcode A powerful GUI app and Toolkit for Claude Code Create custom agents, manage interactive Claude Code sessions, run secure background agents, and more. [!TIP] ⭐ Star the repo and follow @getAsterisk on X for early access to asteria swe v0 . [!NOTE] This project is not affiliated with, endorsed by, or sponsored by Anthropic. Claude is a trademark of Anthropic, PBC. This is an independent developer project using Claude. 🌟 Overview opcode is a powerful desktop application that transforms how you interact with Claude Code. Built with Tauri 2, it provides a beautiful GUI for managing your Claude Code sessions…
read the full opcode overview →
About react-ace
React Ace A set of react components for Ace NOTE FOR VERSION 8! : We have stopped support for Brace and now use Ace builds. Please read the documentation on how to migrate. Examples are being updated. DEMO of React Ace DEMO of React Ace Split Editor DEMO of React Ace Diff Editor Install npm install react ace ace builds yarn add react ace ace builds Basic Usage Examples Checkout the example directory for a working example using webpack. Documentation Ace Editor Split View Editor Diff Editor How to add modes, themes and keyboard handlers Frequently Asked Questions Migrate to version 8 Backers Support us with a…
read the full react-ace overview →
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Frequently asked questions
Is opcode or react-ace more popular?
opcode has 22,434 GitHub stars and react-ace has 4,204. opcode has the larger community by that measure.
Are opcode and react-ace free?
Both are open source. opcode is licensed under AGPL-3.0 and react-ace under MIT. Neither carries a licence fee.
What is the difference between opcode and react-ace?
opcode is written in TypeScript and react-ace 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, opcode or react-ace?
Choose opcode if you want the larger community (22,434 stars) or its AGPL-3.0 licence terms. Choose react-ace if its feature set, stack or MIT licence fits better. Both are self-hostable.