Open Source & Privacy First
About ToolHub
ToolHub is a free, privacy-friendly online developer & creator workspace built for speed, transparency, and accessibility.
Client-Side Privacy
Most tools process data strictly inside your browser memory using HTML5 APIs, canvas rendering, and Web Crypto. Your sensitive files and credentials are never uploaded.
100% Open Source
ToolHub is licensed under the permissive MIT License. Anyone can inspect code, contribute new tools, host local instances, or integrate our API.
Blazing Performance
Zero heavy frameworks or intrusive trackers. Lightweight, responsive, mobile-first design with Progressive Web App (PWA) offline capabilities.
Technical Architecture
ToolHub follows a clean, modular full-stack architecture separating UI components, centralized registry definitions, and REST endpoints:
- Frontend: HTML5, CSS3 Custom Tokens, Vanilla JavaScript, Bootstrap 5, FontAwesome 6 icons.
- Backend: Python 3.12, Flask Framework with Blueprints (`main_bp`, `tools_bp`, `api_bp`, `auth_bp`).
- Database: SQLite with SQLAlchemy ORM (production ready for PostgreSQL migration).
- AI Pipeline: Extensible provider interface supporting local rule engine fallbacks and external API integrations.