Best open-source communication libraries & SDKs for personal use

Open-source team chat, messaging and collaboration software.

Filters · 3 Personal, Communication, Library / SDK

For

Personal8Enterprise8

Purpose

AI & LLM tooling119Agents & frameworks30Local inference7RAG & vector DBs25Coding assistants4Evals & observability5Agent skills4MCP servers6Developer tools160Web frameworks89Databases & backends14Editors & IDEs3API tools9Self-hosted apps6Notes & docs6Automation17Data & analytics23Infra & DevOps2Security & identity4Communication8Media & photos24Design & creative50

Runs on

Web6Docker / self-host11Desktop7Mobile7CLI1Library / SDK8Extension / plugin1

License

Permissive5Copyleft1Source-available0Other / custom2

More

Has live demo0Commit in last 90 days8

8 projects

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S

Socket.IOsocketio/socket.io

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

84worth

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P

Pipecatpipecat-ai/pipecat

Framework for voice agentsPersonalEnterpriseAgents & frameworksCommunicationLibrary / SDK★ 16kBSD-2-Clausecommit 23 hours ago

80worth

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R

React Emailresend/react-email

Build emails with ReactPersonalEnterpriseWeb frameworksCommunicationLibrary / SDK★ 20kMITcommit yesterday

79worth

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P

PHPMailerPHPMailer/PHPMailer

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

75worth

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M

MJMLmjmlio/mjml

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

75worth

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N

Nodemailernodemailer/nodemailer

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

73worth

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H

Hubothubotio/hubot

Customizable chat botPersonalEnterpriseAutomationCommunicationLibrary / SDK★ 17kMITcommit last week

73worth

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T

TEN FrameworkTEN-framework/ten-framework

Framework for conversational voice agentsPersonalEnterpriseAgents & frameworksCommunicationLibrary / SDK★ 11kcommit 4 days ago

69worth

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