Self-hosted projects tagged “Chat”

InspIRCd is a modular, lightweight Internet Relay Chat (IRC) server with a flexible module system, designed for stable and performant IRC network deployments.

Actively maintained

Alternative to:

IRCCloud+3

Open Source Social Network (OSSN) is PHP-based social networking software to build your own community site with profiles, newsfeed, groups, chat, photos, and admin tools.

Actively maintained

Alternative to:

Threads+1

Convos is a multiuser web IRC client with a built-in persistent bouncer, chat history, theming, rich formatting, and optional video chat.

Artistic-2.0Actively maintained

Alternative to:

IRCCloud+3

Self-hosted platform to archive Twitch VODs and live streams with real-time chat playback, rendered chat exports, playlists, and channel watching automation.

GPL-3.0Actively maintained

Alternative to:

PlayOn Cloud+2

Kiwi IRC is a web-based IRC client you can self-host as static files, with multi-network support, runtime JSON configuration, themes, plugins, and embeddable web widgets.

Apache-2.0Actively maintained

Alternative to:

IRCCloud+2

Glowing Bear is a browser-based WeeChat client that connects to WeeChat via the relay plugin, providing a modern interface for IRC from any device.

GPL-3.0Actively maintained

Alternative to:

IRCCloud+3

Notifiarr is a unified client that delivers configurable notifications, health checks, and automation for homelab apps like Plex and the *Arr stack via Discord.

MITActively maintained

Alternative to:

Healthchecks.io+8

Modern, cross-platform IRC client with a detachable core for persistent connections, multi-client access, and searchable chat backlogs.

Actively maintained

Alternative to:

IRCCloud+3

Open-source audience interaction platform for live presentations with real-time polls, quizzes, and Q&A, suitable for classrooms, meetings, and events.

AGPL-3.0Actively maintained

Alternative to:

Slido+5

Posio is a multiplayer geography game with real-time WebSocket rounds, map-based guessing, and multiple game modes built on Django, GeoDjango, and Channels.

Apache OpenMeetings is a web conferencing and collaboration platform with video meetings, chat, whiteboards, screen sharing, recording, file sharing, and user/room management.

Actively maintained

Alternative to:

Zoom+11

Self-hosted, privacy-respecting pictionary game (skribbl.io alternative) with real-time drawing, guessing, and multiplayer lobbies—no accounts or ads required.

Lightweight, customizable Discord music bot in Python. Supports YouTube, SoundCloud, Spotify, Twitch, Lavalink playback, playlists, lyrics, slash commands and Docker.

MITActively maintained

Alternative to:

FredBoat+2

ngIRCd is a free, portable and lightweight IRC server for small/private networks, supporting IPv6, TLS, server linking, and optional PAM authentication.

GPL-2.0Actively maintained

Alternative to:

IRCCloud+3

UnrealIRCd is an open-source, modular IRC server implementing IRCv3, TLS, anti-spam/flood protections, GeoIP and admin APIs for running public or private IRC networks.

Open-source platform to host, distribute and launch games on local networks with a dedicated launcher, game uploads/downloads, server management and basic chat.

MITActively maintained

Alternative to:

Steam+2

Self-hosted, open-source XMPP-based messaging server providing end-to-end encryption, multi-device sync, federation, secure backups, and integrated WebRTC audio/video calling.

Apache-2.0Actively maintained

Alternative to:

WhatsApp+17

A protocol gateway that bridges users across different instant messaging networks using libpurple adapters, enabling cross-network chat and presence.

Slowing down

Alternative to:

Ably Realtime+5

Lightweight web application for synchronized video playback with chat, leader-controlled playback, subtitle/audio track support and Docker deployment.

MITActively maintained

Alternative to:

Watch2Gether+3

A modular, developer-friendly virtual tabletop that runs on Node.js/Electron, offering scenes, dynamic lighting, compendia and a rich module/system ecosystem.

Web-based global administration and ban management system for Valve Source engine games, with a PHP web panel, SourceMod plugins, and MySQL/MariaDB backend.

Scalable, modular XMPP/Jabber server written in Java supporting TCP, BOSH, WebSockets, federation, components, HTTP API and push notifications.

AGPL-3.0Actively maintained

Alternative to:

Skype+12

Open-source conversational platform to build AI chatbots, multichannel live chat, and human-in-the-loop customer support with knowledge base and RAG capabilities.

MITActively maintained

Alternative to:

Tiledesk+19

Tracim is an open-source collaboration suite offering threaded conversations, file sharing with versioning, collaborative pages, tasks and workspace organization.

Actively maintained

Alternative to:

Microsoft SharePoint+19

Community-focused server for private photo/video backup, albums, chat and audio/video calls with mobile app support and S3-compatible storage.

MITActively maintained

Alternative to:

Google Photos+10

Open-source, modular SIP server (proxy, presence, conference, B2BUA) with push gateway, ICE/STUN/TURN, MySQL/SQLite support; optimized for mobile and embedded systems.

AGPL-3.0Actively maintained

Alternative to:

3CX+11

SAMA is a Node.js-based open-source chat server using uWebSockets.js, MongoDB and Redis, providing WebSocket/HTTP APIs, E2EE, clustering, and web/mobile clients.

GPL-3.0Actively maintained

Alternative to:

Sendbird+19

Atria is an AGPL-3.0 open-source platform for managing hybrid events, sessions, sponsors, and real-time attendee networking with chat and discovery tools.

AGPL-3.0Slowing down

Alternative to:

Whova+16

Faridoon is a lightweight PHP application for saving, moderating, and publishing favorite chat quotes. It supports user accounts, admin approval, Docker deployment and MySQL.

AGPL-3.0Actively maintained

Alternative to:

Tumblr+8

A small Debian-based server system for self-hosting email, chat, VoIP, wikis, blogs, social networks and other community services on modest hardware.

AGPL-3.0Actively maintained

Alternative to:

YunoHost+5