Best open-source communication libraries & SDKs for enterprise

Open-source team chat, messaging and collaboration software.

Filters · 3 Enterprise, Communication, Library / SDK

For

Personal8Enterprise8

Purpose

AI & LLM tooling124Agents & frameworks32Local inference8RAG & vector DBs28Coding assistants2Evals & observability7Agent skills3MCP servers4Developer tools175Web frameworks96Databases & backends15Editors & IDEs3API tools13Self-hosted apps4Notes & docs4Automation16Data & analytics22Infra & DevOps5Security & identity5Communication8Media & photos17Design & creative39

Runs on

Web6Docker / self-host15Desktop4Mobile1CLI0Library / SDK8Extension / plugin0

License

Permissive5Copyleft1Source-available0Other / custom2

More

Has live demo0Commit in last 90 days8

8 projects

SortWorth scoreTrendingMost starsRecently updatedNewest in catalog

S

Socket.IOsocketio/socket.io

Realtime bidirectional communicationPersonalEnterpriseWeb frameworksCommunicationLibrary / SDK★ 63kMITcommit 4 days ago

84worth

☆ Save

P

Pipecatpipecat-ai/pipecat

Framework for voice agentsPersonalEnterpriseAgents & frameworksCommunicationLibrary / SDK★ 16kBSD-2-Clausecommit 19 hours ago

80worth

☆ Save

R

React Emailresend/react-email

Build emails with ReactPersonalEnterpriseWeb frameworksCommunicationLibrary / SDK★ 20kMITcommit 20 hours ago

79worth

☆ Save

P

PHPMailerPHPMailer/PHPMailer

Email sending library for PHPPersonalEnterpriseCommunicationLibrary / SDK★ 22kLGPL-2.1commit 2 weeks ago

75worth

☆ Save

M

MJMLmjmlio/mjml

Framework for responsive emailPersonalEnterpriseCommunicationDesign & creativeLibrary / SDK★ 18kMITcommit 3 weeks ago

75worth

☆ Save

N

Nodemailernodemailer/nodemailer

Send email from Node.jsPersonalEnterpriseCommunicationLibrary / SDK★ 18kcommit 14 hours ago

73worth

☆ Save

H

Hubothubotio/hubot

Customizable chat botPersonalEnterpriseAutomationCommunicationLibrary / SDK★ 17kMITcommit last week

73worth

☆ Save

T

TEN FrameworkTEN-framework/ten-framework

Framework for conversational voice agentsPersonalEnterpriseAgents & frameworksCommunicationLibrary / SDK★ 11kcommit 3 days ago

69worth

☆ Save