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161 projects, sorted by GitHub stars.

Formbricks

Alternative toQualtrics

Collect NPS, CSAT, and user feedback with privacy-first hosting

  • 13,129 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

KeyDB

Alternative toRedis Cloud

Faster, multithreaded Redis drop-in with no API changes required

  • 12,506 GitHub stars
  • BSD-3-ClauseLicence BSD-3-Clause
  • #Database

Leantime

Alternative toAsana

Focus-first project management designed for neurodivergent teams

  • 11,871 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

Lago

Alternative toStripe Billing

Usage-based billing API for metered and hybrid SaaS pricing

  • 10,699 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

YugabyteDB

Alternative toCockroachDB

Open source distributed SQL database for cloud-native apps

  • 10,613 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Database

Krita

Alternative toClip Studio Paint

Free open source digital painting app for artists

  • 10,590 GitHub stars
  • GPL-3.0Licence GPL-3.0

autoclip

Alternative toOpusClip

AI highlight extraction from long videos, no cloud upload

  • 9,636 GitHub stars
  • MITLicence MIT
  • #Video

Soup

Alternative toTogether AI

Fine-tune any LLM on a 4 GB GPU, one YAML config

  • 9,470 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

Nhost

Alternative toFirebase

Firebase alternative: GraphQL, Postgres auth, and file storage

  • 9,364 GitHub stars
  • MITLicence MIT
  • #BaaS

TinyLLaMA

Alternative toOpenAI

Compact 1.1B LLaMA model trained on 3 trillion tokens

  • 9,020 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

Bifrost

Alternative toPortkey

Open-source AI gateway with 23+ providers, failover, and MCP support.

  • 8,975 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

ownCloud

Alternative toDropbox

Self-hosted file sharing with data sovereignty for teams and enterprises.

  • 8,837 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
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