head to head · open source
LobeChat vs vellum-assistant
LobeChat has 82,576 GitHub stars, 15,895 forks, 922 open issues and last shipped today. vellum-assistant has 1,280 stars, 186 forks, 179 open issues and last shipped today. LobeChat leads on adoption by 6,351% (82,576 vs 1,280 stars). LobeChat is written in TypeScript under a custom or non-standard licence; vellum-assistant is written in TypeScript under MIT. LobeChat has attracted 19% as many forks as stars, vellum-assistant 15%. vellum-assistant was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (agent, claude), 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
| LobeChat | vellum-assistant | |
|---|---|---|
| GitHub stars | ★ 83K | ★ 1.3K |
| License | Custom / other | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-18 | 2026-09-18 |
| Forks | ⑂ 16K | ⑂ 186 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick LobeChat if
- You weight community size — 83K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick vellum-assistant if
- You want the vellum-assistant feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and vellum-assistant fits your workflow better
About LobeChat
LobeHub is an open source platform for managing, building, and operating AI agent teams. It functions as a Chief Agent Operator (CAO), enabling users to organize, schedule, and monitor autonomous AI agents around the clock. The project lives in the AI interaction and interfaces ecosystem, integrating with major LLM providers like OpenAI, Anthropic, DeepSeek, and Alibaba’s GLM series.
read the full LobeChat overview →
About vellum-assistant
A personal AI assistant that evolves with you. 8 different types of memory (episodic, semantic, procedural, emotional, prospective, behavioral, narrative, shared) make it truly yours. It learns how you work, remembers what matters, and takes action across your apps. What It Does If you've set up a Personal AI on OpenClaw, Hermes Agent, or Claude Code, you know how long it takes, and how many times you have to hatch a new one to get it right. Vellum gets you the result you're looking for out of the box, one download away. Get Started 1. Sign up or download the app The desktop app is available for macOS and Windows…
read the full vellum-assistant overview →
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Frequently asked questions
Is LobeChat or vellum-assistant more popular?
LobeChat has 82,576 GitHub stars and vellum-assistant has 1,280. LobeChat has the larger community by that measure.
Are LobeChat and vellum-assistant free?
Both are open source. LobeChat has no licence declared in this registry, and vellum-assistant is licensed under MIT. Both are free to self-host.
What is the difference between LobeChat and vellum-assistant?
LobeChat is written in TypeScript and vellum-assistant 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, LobeChat or vellum-assistant?
Choose LobeChat if you want the larger community (82,576 stars) or its Custom / other licence terms. Choose vellum-assistant if its feature set, stack or MIT licence fits better. Both are self-hostable.