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421 projects, sorted by GitHub stars.

Temporal

Alternative toAWS Step Functions

Durable workflow orchestration for reliable, long-running apps

  • 23,857 GitHub stars
  • MITLicence MIT

Node-RED

Alternative toMicrosoft Power Automate

Low-code event-driven programming with a browser-based editor

  • 23,766 GitHub stars
  • Apache-2.0Licence Apache-2.0

ChartDB

Alternative toSqlDBM

Free open source database diagram editor and visualizer

  • 23,011 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Database

hysteria

Alternative toAstrill VPN

Fast and censorship-resistant proxy solution

  • 22,692 GitHub stars
  • MITLicence MIT

ThingsBoard

Alternative toAzure IoT Central

Self-hosted IoT platform for device management and dashboards

  • 22,581 GitHub stars
  • BUSL-1.1Licence BUSL-1.1
  • #Monitoring

Botpress

Alternative toVoiceflow

Visual chatbot builder with LLM integration and live deployment

  • 22,570 GitHub stars
  • MITLicence MIT
  • #Chatbots

PostgreSQL

Alternative toAmazon RDS for PostgreSQL

World's most advanced open source relational database

  • 22,481 GitHub stars
  • PostgreSQLLicence PostgreSQL
  • #Database

OpenObserve

Alternative toDatadog

Self-hosted observability for logs, metrics, and traces

  • 22,443 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Monitoring

Docmost

Alternative toConfluence

Self-hosted collaborative wiki and documentation tool

  • 22,041 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

Matomo

Alternative toGoogle Analytics

Self-hosted Google Analytics alternative, 100% data ownership

  • 21,963 GitHub stars
  • GPL-3.0Licence GPL-3.0

Qwen

Alternative toOpenAI

Alibaba's Apache 2.0 LLM in sizes from small to frontier scale

  • 21,700 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

WordPress

Alternative toWix

Open source CMS with a block editor, 60,000+ plugins, and 40% market share.

  • 21,485 GitHub stars
  • GPL-2.0Licence GPL-2.0
  • #CMS
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