compare
Jan vs SGLang
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Jan | SGLang |
|---|---|---|
| Language | Rust | Python |
| Licence | Other | Apache-2.0 |
| Stars | 45k | 37k |
| Latest | v0.8.4 | v0.5.21 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 15 days between releases | about 14 days between releases |
| Active contributors | 12+ commit authors on the default branch in the last 90 days | 161+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace ChatGPT. Alternatives to ChatGPT →
PartialJanDesktop app that downloads open models and runs them offline, or calls a hosted API.
PartialSGLangServes open-weight models behind an OpenAI-compatible API, tuned for GPU throughput.
Both replace Claude. Alternatives to Claude →
PartialJanDesktop app that downloads open models and runs them offline, or calls a hosted API.
PartialSGLangServes open-weight models behind an OpenAI-compatible API.
Jan
Jan
✓ signed The latest release, v0.8.4, carries a signature GitHub verified.
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SGLang
unsigned The latest release, v0.5.21, carries no signature GitHub could verify.
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