Leon is an open-source, AI-powered personal assistant designed to live on your server and respect your privacy. Think of Leon as your virtual brain—ready to automate your digital life, answer questions, perform tasks, and adapt to your needs. With a modular, flexible architecture, Leon lets you build or add custom “skills” to expand its functionality, from managing IoT devices to generating images or even fetching cryptocurrency updates. Built with privacy and creativity in mind, Leon gives you full control while offering the freedom to grow through community-driven development.
Key Features:
Fully open-source and self-hosted under the MIT license
Modular design lets you create or integrate custom skills
Voice interaction enabled with TTS and STT support (Google, AWS, IBM, and more)
Privacy-first: your data stays on your server
AI-powered with NLP and future enhancements
Regular updates and an active open roadmap
Supported by a growing community and developer tools
Best for
Developers looking to build their own AI assistant
Tech enthusiasts who value data privacy
Open-source supporters seeking customizable automation
Makers and tinkerers exploring voice interfaces
Home automation hobbyists
Educators and learners interested in AI and NLP
Anyone wanting a virtual assistant without big tech dependencies
Price: Free (Open Source, MIT Licensed)
Disclaimer: Please refer to the website for the most accurate and current pricing details and service offerings.