Comparison
jan vs ome
Verdict
Pick jan when jan is primarily TypeScript; ome is Go; pick ome when ome is primarily Go; jan is TypeScript.
Markdown twin · jan alternatives · ome alternatives
GraphCanon updated today
Trust & integrity
| Signal | jan | ome |
|---|---|---|
| Maintenance | Very active (1d since push) As of today · github_public_v1 | Very active (0d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| Security (OSV) | No lockfile As of today · none | No lockfile As of today · none |
Tagline
- jan
- open source alternative to ChatGPT that runs offline locally
- ome
- Open Model Engine (OME) — Kubernetes operator for LLM serving, GPU scheduling, and model lifecycle management. Works with SGLang, vLLM, TensorRT-LLM, and Triton
Stars
- jan
- 43k
- ome
- 479
Forks
- jan
- 2.9k
- ome
- 84
Open issues
- jan
- 387
- ome
- 117
Language
- jan
- TypeScript
- ome
- Go
Adopt for
- jan
- Jan is a TypeScript-based, self-hosted chatbot application that acts as an offline alternative to services like ChatGPT.
- ome
- -
Persona
- jan
- -
- ome
- -
Runtime
- jan
- -
- ome
- -
License
- jan
- Other
- ome
- Apache-2.0
Last pushed
- jan
- Jul 10, 2026
- ome
- Jul 11, 2026
Categories
- jan
- LLM Frameworks, Inference & Serving
- ome
- LLM Frameworks, Inference & Serving
Trust and health
Days since push
- jan
- 1d
- ome
- 0d
Open issues (now)
- jan
- 387
- ome
- 117
Full report
- jan
- Trust report
- ome
- Trust report
Choose jan if…
- jan is primarily TypeScript; ome is Go.
- License: jan is Other, ome is Apache-2.0.
- Tags unique to jan: tauri, self-hosted, llamacpp, chatgpt.
- - If you require an offline-capable AI assistant for environments without internet access.
When NOT to use jan
- - If you require real-time updates to the AI model, since Jan uses static local models which may not get frequent updates.
- - When a vast knowledge base or continuous learning capabilities are essential, as Jan's offline nature constrains its ability to stay current with new information.
Choose ome if…
- ome is primarily Go; jan is TypeScript.
- License: ome is Apache-2.0, jan is Other.
- Tags unique to ome: llama, deepseek, model-serving, kimi-k2.
When NOT to use ome
- LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
- Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (janhq/jan) · observed Jul 11, 2026
- GitHub forks (janhq/jan) · observed Jul 11, 2026
- Last push (janhq/jan) · observed Jul 10, 2026
- License file (Other) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (ome-projects/ome) · observed Jul 11, 2026
- GitHub forks (ome-projects/ome) · observed Jul 11, 2026
- Last push (ome-projects/ome) · observed Jul 11, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: jan 43k · ome 479 (synced Jul 11, 2026).
Common questions
- What is the difference between jan and ome?
- jan: open source alternative to ChatGPT that runs offline locally. ome: Open Model Engine (OME) — Kubernetes operator for LLM serving, GPU scheduling, and model lifecycle management. Works with SGLang, vLLM, TensorRT-LLM, and Triton. See the comparison table for live GitHub stats and shared categories.
- When should I choose jan over ome?
- Choose jan over ome when jan is primarily TypeScript; ome is Go; License: jan is Other, ome is Apache-2.0; Tags unique to jan: tauri, self-hosted, llamacpp, chatgpt; - If you require an offline-capable AI assistant for environments without internet access.
- When should I choose ome over jan?
- Choose ome over jan when ome is primarily Go; jan is TypeScript; License: ome is Apache-2.0, jan is Other; Tags unique to ome: llama, deepseek, model-serving, kimi-k2.
- When should I avoid jan?
- - If you require real-time updates to the AI model, since Jan uses static local models which may not get frequent updates. - When a vast knowledge base or continuous learning capabilities are essential, as Jan's offline nature constrains its ability to stay current with new information.
- When should I avoid ome?
- LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
- Is jan or ome more popular on GitHub?
- jan has more GitHub stars (43,499 vs 479). Stars measure visibility, not whether either tool fits your constraints.
- Are jan and ome open source?
- Yes - both are open-source projects on GitHub (jan: Other, ome: Apache-2.0).
- Where can I find alternatives to jan or ome?
- GraphCanon lists graph-backed alternatives at jan alternatives and ome alternatives (jan markdown twin, ome markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, jan or ome?
- jan: Very active. ome: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for jan and ome?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: jan trust report; ome trust report.