Brainbox

Centralise your tasks, projects, notes, and knowledge in a single, privacy-first workspace. This open-source platform combines Notion-like documents with Slack-style messaging, giving you complete control over your data. Built with a local-first architecture, it works seamlessly offline and syncs in real time when connected.

You can self-host the platform on your own servers for maximum security and full data ownership.

Key Features

• Advanced Collaboration: Work together in real time with role-based access controls.
• Privacy by Design: Protect your information with end-to-end encryption — all data stays on your servers.
• Open Source Freedom: Licensed under Apache 2.0, allowing complete customisation, integration, and flexibility without vendor lock-in.
• Powerful Organisation: Manage documents, track projects, and set goals within one unified workspace.

Exciting AI-powered learning features are in development to help you connect ideas and understand complex topics faster. Take control of your collaboration and knowledge management — build your second brain without compromising on privacy.