Sent – A unified API for sending messages across SMS, RCS, and apps like WhatsApp.

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Open Source Team Chat & Messaging Tools using Renovate

A curated collection of the best open source platforms for real-time team messaging and chat. using Renovate.

Secure, decentralized messaging for teams and individuals

Open-source platform for encrypted communication, file sharing, and collaboration based on the Matrix protocol.

Open Source Alternative to:

Secure and elegant Matrix client for seamless conversations

Cinny offers a simple, elegant, and secure interface for Matrix-based conversations, protected by end-to-end encryption.

Open Source Alternative to: