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Open Source Projects using Socket.io

A curated collection of the 34 best open source software using Socket.io. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Novu

Multi-channel notification infrastructure for apps

  • Stars

    40,279

  • Last commit

    15 hours ago

  • License

    Unknown
Open-source platform for building in-app, email, push, SMS, and chat notifications with a unified API, workflow engine, and embeddable inbox component.

Open Source Alternative to:

Customer.io

Open WebUI

AI
One interface for every AI model you run or connect

  • Stars

    157,822

  • Last commit

    5 hours ago

  • License

    BSD-3-Clause
Self-hosted AI platform that connects local and cloud models, extends with Python, and keeps your data under your control.

Open Source Alternative to:

Claude

Immich

Self-hosted photo and video backup for your own server

  • Stars

    118,281

  • Last commit

    5 hours ago

  • License

    AGPL-3.0
Back up, organize, search, and browse your personal photo and video library on your own server, with no third-party cloud access.

Open Source Alternative to:

Google Photos

Uptime Kuma

Self-hosted uptime monitoring with a clean dashboard

  • Stars

    93,273

  • Last commit

    13 hours ago

  • License

    MIT
Monitors websites, APIs, and services with real-time alerts, a status page, and support for dozens of notification channels. Self-hosted and Docker-friendly.

Open Source Alternative to:

BetterStack

Affine

Docs, whiteboards, and databases in one privacy-first workspace

  • Stars

    74,231

  • Last commit

    22 hours ago

  • License

    MIT
An open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.

Open Source Alternative to:

Notion

NocoDB

Transform databases into intuitive spreadsheets instantly

  • Stars

    65,433

  • Last commit

    17 hours ago

  • License

    AGPL-3.0
Convert any database into a no-code platform with spreadsheet interface. Connect PostgreSQL/MySQL or use hosted database. Scale to millions of rows effortlessly.

Open Source Alternative to:

Airtable

Puter

A full desktop environment that runs in your browser

  • Stars

    44,095

  • Last commit

    6 hours ago

  • License

    AGPL-3.0
Puter is a cloud-based desktop OS you run in the browser, with built-in apps, file storage, and support for hosting web apps and sites.

Open Source Alternative to:

Google Drive

Tldraw

Free instant whiteboard with real-time collaboration

  • Stars

    51,255

  • Last commit

    18 hours ago

  • License

    Unknown
Virtual whiteboard that works instantly on any device, no signup required, with real-time multiplayer collaboration built in.

Open Source Alternative to:

Miro

Outline

Fast, collaborative wiki for teams who need organized docs

  • Stars

    41,177

  • Last commit

    11 hours ago

  • License

    BUSL-1.1
Team knowledge base with real-time collaboration, AI-powered search, Slack integration, and self-hosting support for internal docs and wikis.

Open Source Alternative to:

Notion

Happy

AI
Desktop and phone app for your Claude, Codex and Grok sessions

  • Stars

    24,493

  • Last commit

    7 hours ago

  • License

    MIT
Orchestrates Claude Code, Codex, and Grok through a single desktop and mobile app, reusing the AI subscriptions you already pay for.

Open Source Alternative to:

Conductor

ActivePieces

Automate workflows with no-code integration platform

  • Stars

    25,378

  • Last commit

    8 hours ago

  • License

    MIT
Open-source integration platform for seamless workflow automation. Connect apps, automate tasks, and boost productivity effortlessly.

Open Source Alternative to:

n8n

Budibase

Build powerful web apps without complex coding

  • Stars

    28,384

  • Last commit

    18 hours ago

  • License

    Unknown
Low-code platform for creating custom business applications quickly. Design, automate, and deploy with ease.

Open Source Alternative to:

Power Apps

Docmost

Self-hosted wiki with AI, compliance, and real-time editing

  • Stars

    22,227

  • Last commit

    12 hours ago

  • License

    AGPL-3.0
Self-hosted wiki platform for enterprise teams with real-time collaboration, built-in AI, SSO, RBAC permissions, and compliance support for ITAR, FedRAMP, and GDPR.

Open Source Alternative to:

Notion

Agent Zero

AI
Agentic AI framework that runs, learns, and self-corrects

  • Stars

    19,730

  • Last commit

    4 days ago

  • License

    MIT
Autonomous AI agent framework that operates on its own sandboxed computer, creates tools dynamically, manages memory, and executes multi-step workflows with full transparency.

Open Source Alternative to:

OpenAI Dots

Maxun

AI
No-code web scraping, crawling, and extraction platform

  • Stars

    18,155

  • Last commit

    8 days ago

  • License

    AGPL-3.0
Turn any website into structured data using a visual recorder, natural language prompts, or API. Includes proxy rotation, scheduling, and webhook integrations.

Open Source Alternative to:

Jina AI

Trigger

Run long-running AI tasks without timeouts or servers

  • Stars

    16,716

  • Last commit

    2 days ago

  • License

    Apache-2.0
Open source TypeScript platform for building and deploying AI agents and background workflows with retries, queues, observability, and elastic scaling.

Open Source Alternative to:

Make

Leon

AI
Your open-source personal assistant for server automation

  • Stars

    17,644

  • Last commit

    21 hours ago

  • License

    MIT
Leon is an AI-powered virtual assistant that lives on your server, automating tasks and managing your digital life with privacy and customization.

Open Source Alternative to:

ChatGPT

AITable

Visual database for workflow automation across apps

  • Stars

    15,659

  • Last commit

    2 months ago

  • License

    AGPL-3.0
AITable.ai offers a visual database platform that simplifies workflow automation and connects to over 6,000 apps through integrations like Zapier and Make.

Open Source Alternative to:

Airtable

PeerTube

Decentralized video platform for true digital freedom

  • Stars

    15,388

  • Last commit

    5 hours ago

  • License

    AGPL-3.0
Create your own video hosting platform with PeerTube - a free, open-source alternative to YouTube. Join 600,000+ videos across 1,000+ interconnected platforms without ads or tracking.

Open Source Alternative to:

YouTube

OpenReplay

Self-hosted session replay with complete data control

  • Stars

    13,098

  • Last commit

    20 hours ago

  • License

    AGPL-3.0
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.

Open Source Alternative to:

Mixpanel

OneUptime

Comprehensive monitoring and incident management platform

  • Stars

    7,792

  • Last commit

    5 hours ago

  • License

    Apache-2.0
All-in-one solution for uptime monitoring, incident management, and status pages to keep your services running smoothly

Open Source Alternative to:

DataDog

Plasmic

Visual app builder that integrates with your existing codebase

  • Stars

    7,148

  • Last commit

    6 hours ago

  • License

    MIT
Open-source visual editor for building websites and web apps. Connect to any data source, design custom UIs, and ship production React code without leaving your stack.

Open Source Alternative to:

Webflow

Rivet

Build stateful backends with in-memory actors

  • Stars

    Stars growing over the last 30 days6,582

  • Last commit

    7 hours ago

  • License

    Apache-2.0
Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.

Open Source Alternative to:

Cloudflare Workers

Pipeshub

AI
Enterprise workplace AI with data you own and control

  • Stars

    Stars growing over the last 30 days3,933

  • Last commit

    5 hours ago

  • License

    Apache-2.0
Self-hostable enterprise AI platform that unifies business data across apps, powers a knowledge graph for cited answers, and lets teams build AI agents across their stack.

Open Source Alternative to:

Glean

Worklenz

Open source agency management tool for streamlined success

  • Stars

    Stars growing over the last 30 days3,295

  • Last commit

    5 hours ago

  • License

    AGPL-3.0
Worklenz is a comprehensive project management platform that helps agencies organize tasks, track resources, and boost productivity.

Open Source Alternative to:

Jira

Tianji

Website analytics, uptime monitoring, and server status in one

  • Stars

    3,118

  • Last commit

    21 hours ago

  • License

    Apache-2.0
Self-hostable platform combining website analytics, uptime monitoring, server status, Docker tracking, status pages, and telemetry for indie developers and small teams.

Open Source Alternative to:

Google Analytics

Usertour

Create engaging product tours and user onboarding experiences

  • Stars

    2,335

  • Last commit

    7 hours ago

  • License

    AGPL-3.0
Open-source platform for building interactive product tours, tooltips, and in-app guides to improve user engagement and feature adoption without complex coding

Open Source Alternative to:

Userflow

Quiet

Serverless team chat over Tor, no phone number needed

  • Stars

    2,660

  • Last commit

    3 days ago

  • License

    GPL-3.0
Quiet is a peer-to-peer messaging app that syncs messages directly between devices over Tor, with no central server, no phone number required, and no metadata leaks.

Open Source Alternative to:

Discord

Sync-in

Open-source file storage with complete data sovereignty

  • Stars

    Stars growing over the last 30 days1,953

  • Last commit

    14 hours ago

  • License

    AGPL-3.0
Secure, open-source platform for file storage, sharing, and collaboration. Host your data on your own infrastructure with full control and transparency.

Open Source Alternative to:

Google Drive

Keyshade

Secure secret management with public key encryption

  • Stars

    768

  • Last commit

    5 days ago

  • License

    MIT
Secure secret management platform with public key encryption, automated rotation, versioning, and real-time collaboration tools for development teams.

Open Source Alternative to:

1Password

Ansvisor

AI
Track and improve your brand's visibility in AI search

  • Stars

    Stars growing quickly over the last 30 days230

  • Last commit

    5 hours ago

  • License

    MIT
Monitors how your brand appears across ChatGPT, Perplexity, Google AI Overviews, and other AI platforms, then turns those insights into prioritized content and optimization actions.

Open Source Alternative to:

Otterly.AI

Impler

Seamless data import for your applications

  • Stars

    294

  • Last commit

    2 months ago

  • License

    MIT
Open-source solution for effortless data importing, mapping, and validation in web applications

Twake Chat

Secure open source messaging for professional teams

  • Stars

    173

  • Last commit

    7 hours ago

  • License

    AGPL-3.0
Free Matrix-based messenger with end-to-end encryption, multi-platform bridges, and on-premise deployment. Connect across 30+ networks securely.

Open Source Alternative to:

Microsoft Teams

itsnotes

Self-hosted sticky notes with better organization

  • Stars

    44

  • Last commit

    6 days ago

  • License

    MIT
A self-hosted, open-source note-taking app that keeps the Google Keep sticky-note feel while adding folders, timelines, list views, and import support.

Open Source Alternative to:

Google Keep
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