Show HN: Everfree - AI Cowriter Note App on GitHub Backend & Evernote Migration
EverFree is a focused writing tool that migrated from Evernote to GitHub-hosted notes, giving users full ownership of their data It includes an integrated AI cowriter powered by free models like Gemini 3.5, with optional paid search and image generation via Gemini or OpenRouter The project originated as a personal migration script and evolved into a fully featured, cross-device syncable editor Users bring their own API keys, and the backend remains a personal GitHub repository, ensuring data pri
Analysis
TL;DR
- EverFree is a focused writing tool that migrated from Evernote to GitHub-hosted notes, giving users full ownership of their data
- It includes an integrated AI cowriter powered by free models like Gemini 3.5, with optional paid search and image generation via Gemini or OpenRouter
- The project originated as a personal migration script and evolved into a fully featured, cross-device syncable editor
- Users bring their own API keys, and the backend remains a personal GitHub repository, ensuring data privacy and reliability
Why It Matters
EverFree represents a growing trend of creators building self-hosted alternatives to proprietary SaaS tools, prioritizing data ownership and cost control over vendor lock-in. For AI practitioners, it demonstrates a practical pattern for integrating free-tier LLMs into productivity tools while offering paid upgrades for advanced features. The project also highlights how personal pain points—like sudden price hikes—can drive the creation of viable open-source solutions.
Technical Details
- Architecture: Frontend-focused editor with a GitHub repository as the backend storage, enabling version control and cross-device synchronization
- AI Integration: Built-in AI assistant using free models (Gemini 3.5); search and image generation require paid API keys from Gemini or OpenRouter
- BYOK Model: Users provide their own API keys, keeping costs low and maintaining full control over data and access
- Performance & Security: Carefully optimized for reliability, with AI-assisted frontend design but a strong emphasis on security and performance engineering
- Data Ownership: All notes remain in the user's own GitHub repo, eliminating dependency on third-party cloud storage providers
Disclaimer: The above content is generated by AI and is for reference only.