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icon of Element

Element

stars 13.2Kforks 2.7K

Secure team chat built on the Matrix open protocol

ChatSecuritySelf Hosted+5
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icon of Zulip

Zulip

stars 25.4Kforks 9.9K

Organized team chat with threaded conversations, self-hostable

ChatOpen CoreSelf Hosted+3
icon of Scoold

Scoold

stars 918forks 229

Self-hosted Q&A platform for internal team knowledge

Knowledge ManagementKnowledge BaseSelf Hosted+5
icon of Tinode

Tinode

stars 13.4Kforks 2.1K

Self-hosted instant messaging platform for web and mobile apps

ChatSelf HostedAPI Development Tools+5
icon of Jitsi

Jitsi

stars 29.4Kforks 7.9K

Free video conferencing you can self-host with no account needed

VideoChatSelf Hosted+3
icon of GPT‑NeoX

GPT‑NeoX

stars 7.4Kforks 1.1K

EleutherAI's framework for training LLMs at research scale

LLMLLMOpsDeveloper Framework+3
icon of Centrifugo

Centrifugo

stars 10.3Kforks 702

Scalable real-time messaging server with WebSocket support

WebSocket ServersAPI InfrastructureSelf Hosted+3
icon of Chatwoot

Chatwoot

stars 30.9Kforks 7.6K

Self-hosted customer support platform with live chat and AI

Customer SupportChatKnowledge Base+4
icon of LLM Foundry

LLM Foundry

stars 4.4Kforks 589

Apache 2.0 LLM fine-tuning toolkit for Llama and Mistral on GPU

LLMLLMOpsDeveloper Framework+3
icon of Mumble

Mumble

stars 8Kforks 1.3K

Free open source low-latency voice chat for gaming teams

ChatSelf HostedSecurity+4
icon of LiveKit

LiveKit

stars 11Kforks 3.2K

Real-time voice and video infrastructure on open source WebRTC

AI AgentsAPI InfrastructureDeveloper Framework+5
icon of Mattermost

Mattermost

stars 36.7Kforks 8.6K

Team messaging for security-sensitive teams with air-gap support

ChatSelf HostedWorkflow Automation+3