icon of Signal

Signal

A secure messaging app focused on privacy and user experience.

stars 10.5Klicense AGPL-3.0lang Java
icon of Typebot

Typebot

Typebot is an open-source conversational form builder that allows users to create beautiful chat-based interfaces to collect leads, automate customer support, and improve user engagement.

stars 9.9Klicense NOASSERTIONlang TypeScript
icon of Tracim Teamwork

Tracim Teamwork

Tracim Teamwork is an open source team collaboration platform combining documents, discussions, and task tracking in one self-hosted workspace. AGPL-3.0 licensed; deploy via Docker.

stars 268license NOASSERTIONlang Python
icon of bitchat

bitchat

Decentralized, peer-to-peer messaging app using Bluetooth mesh networks for secure, offline communication with IRC-style commands.

stars 25.7Klicense Unlicenselang Swift
icon of Hexabot

Hexabot

Hexabot is an open source chatbot framework with a visual flow editor, built-in NLU training, and multi-channel deployment, all running on your own infrastructure. MIT licensed.

stars 940license AGPL-3.0lang TypeScript
icon of Discourse

Discourse

Discourse is an open source forum and community discussion platform with real-time chat, AI-assisted moderation, and full data portability. GPL-2.0 licensed, self-host with Docker.

stars 46.9Klicense GPL-2.0lang Ruby
icon of Rocket.Chat

Rocket.Chat

Rocket.Chat is a self-hosted team messaging platform with real-time chat, voice, video, and omnichannel customer support in one open source deployment. MIT licensed Community Edition; supports air-gapped networks.

stars 45.2Klicense NOASSERTIONlang TypeScript
icon of CopilotKit

CopilotKit

CopilotKit is an open-source React framework for embedding AI copilots in any web app: add in-context chat, autocomplete, and agentic actions that understand your UI state. MIT licensed.

stars 30.3Klicense MITlang TypeScript
icon of WorkAdventure

WorkAdventure

WorkAdventure is an open source virtual office platform where remote teams navigate a customizable 2D map, triggering proximity-based video calls as avatars walk near each other. AGPL-3.0 licensed.

stars 5.4Klang TypeScript
icon of Botpress

Botpress

Botpress is an open source chatbot builder that lets you design, deploy, and manage AI-powered conversational agents with a visual flow editor and LLM integrations. MIT licensed.

stars 22.7Klicense MITlang JavaScript
icon of Trieve

Trieve

Trieve is an open source AI search and RAG infrastructure platform with hybrid retrieval, semantic search, and recommendation APIs for building knowledge bases and AI applications. Self-hostable; BSL 1.1 licensed.

stars 2.6Klicense MITlang Rust
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Novu

An open-source notification infrastructure for developers, offering a unified API for multi-channel notifications and in-app inbox.

stars 38.8Klicense NOASSERTIONlang TypeScript