Comparison
openchat vs jan
Verdict
Pick openchat if a Python library for training large language models with imperfect data using transformers; pick jan if jan is an open-source, self-hosted chatbot application that supports offline operation and is built using TypeScript.
Markdown twin · openchat alternatives · jan alternatives
GraphCanon updated Sep 20, 2026
17views this month
Trust & integrity
| Signal | openchat | jan |
|---|---|---|
| Maintenance | Dormant (703d since push) As of Aug 17, 2026 · github_public_v1 | Very active (0d since push) As of Sep 18, 2026 · github_public_v1 |
| Provenance | Not a fork · Personal account As of Aug 17, 2026 · github_public_v1 | Not a fork · Organization account As of Sep 18, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 | No lockfile (source not queried) As of Sep 18, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- openchat
- Advancing Open-source Language Models with Imperfect Data
- jan
- Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.
Stars
- openchat
- 5.5k
- jan
- 45k
Forks
- openchat
- 432
- jan
- 3.0k
Open issues
- openchat
- 137
- jan
- 530
Language
- openchat
- Python
- jan
- TypeScript
Adopt for
- openchat
- A Python library for training large language models with imperfect data using transformers.
- jan
- Jan is an open-source, self-hosted chatbot application that supports offline operation and is built using TypeScript.
Persona
- openchat
- -
- jan
- -
Runtime
- openchat
- -
- jan
- -
License
- openchat
- Apache-2.0
- jan
- Jan is licensed under the Apache 2.0 license, which allows for free use, modification, and distribution of the software.
Last pushed
- openchat
- Sep 13, 2024
- jan
- Sep 18, 2026
Categories
- openchat
- LLM Frameworks, Model Training
- jan
- AI Agents
Trust and health
Maintenance
- openchat
- Dormant (18%)
- jan
- Very active (96%)
Days since push
- openchat
- 703d
- jan
- 0d
Open issues (now)
- openchat
- 137
- jan
- 530
Stars delta
- openchat
- +2 (30d)
- jan
- +498 (30d)
Open issues delta
- openchat
- +1 (30d)
- jan
- +77 (30d)
Owner type
- openchat
- User
- jan
- Organization
Full report
- openchat
- Trust report
- jan
- Trust report
Typed relationship
openchat alternative janJan is an open-source self-hosted ChatGPT alternative, similar to what OpenChat appears to be aiming for with its focus on imperfect data and advancement in open-source language models.
Choose openchat if…
- openchat is primarily Python; jan is TypeScript.
- License: openchat is Apache-2.0, jan is Other.
- Jan is an open-source self-hosted ChatGPT alternative, similar to what OpenChat appears to be aiming for with its focus on imperfect data and advancement in open-source language models.
- Tags unique to openchat: apache license 2.0, cuda, large-language-models, pytorch.
- Also covers LLM Frameworks, Model Training.
- You need to train models on datasets with noise or missing information
When NOT to use openchat
- If your dataset is clean and well-structured, reducing model inaccuracies
- Projects that cannot depend on Apache License 2.0 or install PyTorch with CUDA support
Choose jan if…
- jan is primarily TypeScript; openchat is Python.
- License: jan is Other, openchat is Apache-2.0.
- Requirements: Min 8 GB RAM; For macOS, 8GB RAM is required for 3B models, 16GB for 7B models, and 32GB for 13B models.; Windows users need version 10 or higher with GPU support for NVIDIA, AMD, or Intel Arc.; Linux users can run Jan on most distributions, with GPU acceleration available..
- Jan is an open-source self-hosted ChatGPT alternative, similar to what OpenChat appears to be aiming for with its focus on imperfect data and advancement in open-source language models.
- Tags unique to jan: chatgpt, gpt, llamacpp, llm.
- Also covers AI Agents.
- Use Jan when you need a self-hosted chatbot solution that can operate entirely offline on your local machine.
When NOT to use jan
- Do not use Jan if you require a cloud-based chatbot service with real-time updates and maintenance.
- Avoid Jan if your system does not meet the minimum hardware requirements, such as 8GB RAM for smaller models and up to 32GB for larger models.
- Jan may not be the best choice if you need a chatbot with extensive pre-trained models or continuous learning capabilities, as it operates offline and does not have access to the latest updates.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (imoneoi/openchat) · observed Sep 20, 2026
- GitHub forks (imoneoi/openchat) · observed Sep 20, 2026
- Last push (imoneoi/openchat) · observed Sep 13, 2024
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 14, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (janhq/jan) · observed Sep 20, 2026
- GitHub forks (janhq/jan) · observed Sep 20, 2026
- Last push (janhq/jan) · observed Sep 18, 2026
- License file (Other) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Sep 18, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
GitHub stars on cards: openchat 5.5k · jan 45k (synced Sep 20, 2026).
Common questions
- What is the difference between openchat and jan?
- openchat: Advancing Open-source Language Models with Imperfect Data. jan: Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.. See the comparison table for live GitHub stats and shared categories.
- When should I choose openchat over jan?
- Choose openchat over jan when openchat is primarily Python; jan is TypeScript; License: openchat is Apache-2.0, jan is Other; Jan is an open-source self-hosted ChatGPT alternative, similar to what OpenChat appears to be aiming for with its focus on imperfect data and advancement in open-source language models; Tags unique to openchat: apache license 2.0, cuda, large-language-models, pytorch; Also covers LLM Frameworks, Model Training; You need to train models on datasets with noise or missing information.
- When should I choose jan over openchat?
- Choose jan over openchat when jan is primarily TypeScript; openchat is Python; License: jan is Other, openchat is Apache-2.0; Requirements: Min 8 GB RAM; For macOS, 8GB RAM is required for 3B models, 16GB for 7B models, and 32GB for 13B models.; Windows users need version 10 or higher with GPU support for NVIDIA, AMD, or Intel Arc.; Linux users can run Jan on most distributions, with GPU acceleration available.; Jan is an open-source self-hosted ChatGPT alternative, similar to what OpenChat appears to be aiming for with its focus on imperfect data and advancement in open-source language models; Tags unique to jan: chatgpt, gpt, llamacpp, llm; Also covers AI Agents; Use Jan when you need a self-hosted chatbot solution that can operate entirely offline on your local machine.
- When should I avoid openchat?
- If your dataset is clean and well-structured, reducing model inaccuracies Projects that cannot depend on Apache License 2.0 or install PyTorch with CUDA support
- When should I avoid jan?
- Do not use Jan if you require a cloud-based chatbot service with real-time updates and maintenance. Avoid Jan if your system does not meet the minimum hardware requirements, such as 8GB RAM for smaller models and up to 32GB for larger models. Jan may not be the best choice if you need a chatbot with extensive pre-trained models or continuous learning capabilities, as it operates offline and does not have access to the latest updates.
- Is openchat or jan more popular on GitHub?
- jan has more GitHub stars (44,518 vs 5,487). Stars measure visibility, not whether either tool fits your constraints.
- Are openchat and jan open source?
- Yes - both are open-source projects on GitHub (openchat: Apache-2.0, jan: Other).
- Where can I find alternatives to openchat or jan?
- GraphCanon lists graph-backed alternatives at openchat alternatives and jan alternatives (openchat markdown twin, jan 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, openchat or jan?
- openchat: Dormant. jan: 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 openchat and jan?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: openchat trust report; jan trust report.