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Open Source Developer Tools

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464 projects, sorted by GitHub stars.

PouchDB

Alternative toGoogle Cloud Firestore

JavaScript database that syncs with CouchDB, works offline

  • 17,623 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Database

turbovec

Alternative toPinecone

Rust vector index with TurboQuant compression, no managed service

  • 17,408 GitHub stars
  • MITLicence MIT
  • #RAG

Sonarr

InIT Management

Smart PVR for Usenet and BitTorrent TV fans

  • 17,354 GitHub stars
  • GPL-3.0Licence GPL-3.0

Effect

InWeb Development

Typed errors, DI, and concurrency for TypeScript

  • 17,341 GitHub stars
  • MITLicence MIT

TiKV

Alternative toAmazon DynamoDB

Distributed key-value store with ACID transactions at scale

  • 16,918 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Database

OpenShell

Alternative toE2B

Sandboxed runtime for autonomous AI agents, open source by NVIDIA

  • 16,848 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

Maestro

Alternative toKatalon Studio

Simple end-to-end testing for iOS, Android, and web apps

  • 16,149 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Testing

Amplication

Alternative toXano

Generate production-ready backends for platform engineers

  • 16,015 GitHub stars
  • Apache-2.0Licence Apache-2.0

vphone-cli

Alternative toCorellium

Virtual iPhone on Apple Silicon, self-hosted and MIT licensed

  • 15,838 GitHub stars
  • MITLicence MIT

mvt

Alternative toiVerify

Mobile forensics toolkit for detecting spyware on Android and iOS

  • 15,490 GitHub stars
  • CustomLicence MVT License 1.1

Shotcut

Alternative toAdobe Premiere Pro

Open source video editor for native timeline workflows on desktop

  • 15,459 GitHub stars
  • GPL-3.0Licence GPL-3.0

ZITADEL

Alternative toAuth0

Open source identity platform with SSO, RBAC, and multi-tenancy

  • 15,354 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
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