Best Communication Tools

Zulip is an organized team chat app for distributed teams of all sizes.

Umami is a simple, fast, privacy-friendly alternative to Google Analytics.

Twake mail is an The new Open Source standard for secure professional e-mail

Tuta guarantees your data stays private for free & without ads. Quantum-resistant encryption makes Tuta the best secure technology solution to protect your privacy.

Stoat is the chat app where you are the main character.

Spacebar is a free and open source reverse engineering and reimplementation of Discord, including both the backend and frontend. It's a chat platform similar to Slack and Rocket.chat

Share high-quality videos asynchronously and collaborate on your own schedule

SAMA - simple but advanced open source chat server for mobile and web apps. With end-to-end encryption and clustering out of the box.

Next-gen, open source, lightweight, cookieless web & product analytics for everyone — GDPR/CCPA compliant.

Self-hosted platform for tracking your media, fitness, and personal data. Complete privacy and control over your digital life.