head to head · open source
munder-difflin vs hcom
munder-difflin has 9,336 GitHub stars, 1,311 forks, 172 open issues and last shipped 2 days ago. hcom has 626 stars, 104 forks, 38 open issues and last shipped 15 days ago. munder-difflin leads on adoption by 1,391% (9,336 vs 626 stars). munder-difflin is written in JavaScript under MIT; hcom is written in Rust under MIT. munder-difflin has attracted 14% as many forks as stars, hcom 17%. munder-difflin was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (ai-agents, claude-code, codex), so they are genuine substitutes rather than adjacent tools.
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
| munder-difflin | hcom | |
|---|---|---|
| GitHub stars | ★ 9.3K | ★ 626 |
| License | MIT | MIT |
| Written in | JavaScript | Rust |
| Last push | 2026-11-03 | 2026-10-21 |
| Forks | ⑂ 1.3K | ⑂ 104 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick munder-difflin if
- You weight community size — 9.3K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick hcom if
- You want the hcom feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and hcom fits your workflow better
About munder-difflin
Munder Difflin Agent harness to run an office of your clones Free, open source and performant — a multi agent harness that works with the subscriptions you already pay for, on their hourly limits. It turns the terminal coding CLI you already run into a clone of you, one that keeps working while you're away and coordinates a whole office of agents on your own machine. Wraps Claude Code, Antigravity (Gemini), OpenAI Codex, xAI Grok , Kimi Code , Gemini CLI , Qwen , OpenCode , Crush , pi.dev , GitHub Copilot CLI , and Cursor — with bring your own keys and local LLMs. Agents that message, route, and remember…
read the full munder-difflin overview →
About hcom
hcom Hook your coding agents together hcom is a CLI that coding agents use to message, watch, and spawn each other across terminals. Works with Claude Code, Codex, OpenCode, Kilo Code, Pi, Oh My Pi, Antigravity, Cursor, Kimi and Copilot in any combination, without changing how you use them. Use it to coordinate pipelines, run different AI CLIs as each other's subagents, or just instead of copy paste. Single Rust binary, no background services. Start an agent with hcom in front, then prompt normally. Install Other install options Quickstart Terminal 1: Terminal 2: Prompt: ask the other agent their favorite cake…
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Frequently asked questions
Is munder-difflin or hcom more popular?
munder-difflin has 9,336 GitHub stars and hcom has 626. munder-difflin has the larger community by that measure.
Are munder-difflin and hcom free?
Both are open source. munder-difflin is licensed under MIT and hcom under MIT. Neither carries a licence fee.
What is the difference between munder-difflin and hcom?
munder-difflin is written in JavaScript and hcom in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, munder-difflin or hcom?
Choose munder-difflin if you want the larger community (9,336 stars) or its MIT licence terms. Choose hcom if its feature set, stack or MIT licence fits better. Both are self-hostable.