Leon AI
by Leon AI community
Open-source personal assistant — self-hostable, privacy-respecting, modular skills.
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TL;DR
Best for developers who want a code-extensible voice assistant they fully control. Pricing: free.
Category
Open source
License
MIT
Stars
★ 17.4k
Last push
2026-08-05
Pricing
free
Platforms
Linux, macOS, Windows, Docker
What it is
Leon is an Apache-2.0 personal assistant maintained by Louis Grenard. Modular skill packages, pluggable ASR (Coqui, Vosk, Whisper), pluggable TTS, and Node.js core.
Best for: Developers who want a code-extensible voice assistant they fully control.
Watch out for: Smaller community than Mycroft / OVOS; English / French / German only for speech; skills must be hand-written in Python/JS.
Watch out for: Smaller community than Mycroft / OVOS; English / French / German only for speech; skills must be hand-written in Python/JS.
Install / use
getleon.ai — git clone + npm install
Features
| Speaker diarization | No |
| Word-level timestamps | No |
| Streaming / real-time | Yes |
| Languages supported | 3 |
| HIPAA eligible | No |
Links
Leon AI vs Whipscribe
| Feature | Leon AI | Whipscribe |
|---|---|---|
| Category | Open source | Transcription APIs |
| Pricing | free | $4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup |
| Speaker diarization | — | Yes |
| Word timestamps | — | Yes |
| Streaming | Yes | No |
| Languages | 3 | 99 |
| Platforms | Linux, macOS, Windows, Docker | Web, API, MCP |
Alternatives to Leon AI
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