Jan vs Tabby
A side-by-side comparison of two open-source tools to help you choose the right one.
| Feature | TA | |
|---|---|---|
| Summary | An offline AI assistant that runs on your device. | Self-hosted AI coding autocomplete. |
| GitHub stars | 30K | 31K |
| License | AGPL 3.0 | Source Available |
| Language | TypeScript | Rust |
| Pricing | Free & Open Source | Free & Open Source |
| Self-hostable | ||
| Replaces | ChatGPT, GitHub Copilot | Claude Code, GitHub Copilot |
| Rating | 4.6 / 5 | 4.5 / 5 |
Jan features
- Runs open models entirely offline on CPU or GPU
- Cross-platform desktop app (macOS, Windows, Linux)
- Optional connection to remote model APIs
- Local API server compatible with OpenAI clients
- No telemetry by default
Tabby features
- Self-hosted, even fully offline
- Context-aware code completion
- Repository and issue context
- Runs on consumer GPUs
- IDE extensions for VS Code and JetBrains