head to head · open source
Jan vs markstream-vue
Jan has 45,409 GitHub stars, 3,145 forks, 521 open issues and last shipped yesterday. markstream-vue has 3,047 stars, 189 forks, 3 open issues and last shipped 2 days ago. Jan leads on adoption by 1,390% (45,409 vs 3,047 stars). Jan is written in Rust under a custom or non-standard licence; markstream-vue is written in Vue under MIT. Jan has attracted 7% as many forks as stars, markstream-vue 6%. Jan was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (llm), 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
| Jan | markstream-vue | |
|---|---|---|
| GitHub stars | ★ 45K | ★ 3.0K |
| License | Custom / other | MIT |
| Written in | Rust | Vue |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 3.1K | ⑂ 189 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Jan if
- You weight community size — 45K stars and counting
- You want the Custom / other license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick markstream-vue if
- You want the markstream-vue feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Vue
- You evaluated both and markstream-vue fits your workflow better
About Jan
Jan Open source ChatGPT replacement English · 中文 · 日本語 Getting Started Community Changelog Bug reports Jan is bringing the best of open source AI in an easy to use product. Download and run LLMs with full control and privacy . Installation The easiest way to get started is by downloading one of the following versions for your respective operating system: Platform Download Windows jan.exe macOS jan.dmg Linux (deb) jan.deb Linux (AppImage) jan.AppImage Linux (Arm64) How to Download from jan.ai or GitHub Releases. Features Local AI Models : Download and run LLMs (Llama, Gemma, Qwen, GPT oss etc.) from HuggingFace…
About markstream-vue
Markstream — Streaming Markdown renderers for AI chat markstream vue is a Vue 3 / Nuxt / VitePress streaming Markdown renderer for AI chat, LLM token streams, SSE/WebSocket output, incomplete Markdown, long AI responses, Mermaid, KaTeX, and streaming code blocks. Markstream is the renderer family for Vue, React, Octane, Svelte, Angular, and Vue 2. Use sibling packages for non Vue frameworks; use markstream vue when your Vue/Nuxt/VitePress UI needs stable partial Markdown states, mobile WebView rendering, safe component rendering, and progressive heavy blocks. Vue package: Other packages: Install markstream vue…
read the full markstream-vue overview →
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Frequently asked questions
Is Jan or markstream-vue more popular?
Jan has 45,409 GitHub stars and markstream-vue has 3,047. Jan has the larger community by that measure.
Are Jan and markstream-vue free?
Both are open source. Jan has no licence declared in this registry, and markstream-vue is licensed under MIT. Both are free to self-host.
What is the difference between Jan and markstream-vue?
Jan is written in Rust and markstream-vue in Vue. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Jan or markstream-vue?
Choose Jan if you want the larger community (45,409 stars) or its Custom / other licence terms. Choose markstream-vue if its feature set, stack or MIT licence fits better. Both are self-hostable.