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191 projects, sorted by GitHub stars.

stremio-web

Alternative toPlex

Open source web UI for media streaming, powered by community addons.

  • 14,704 GitHub stars
  • GPL-2.0Licence GPL-2.0
  • #Video

QGIS

Alternative toEsri ArcGIS

Free open source GIS for mapping and spatial data analysis

  • 14,599 GitHub stars
  • GPL-2.0Licence GPL-2.0

GenericAgent

Alternative toSai by Simular

Autonomous agent that evolves skills over time

  • 14,331 GitHub stars
  • MITLicence MIT
  • #AI Agents

Automatisch

Alternative toZapier

Self-hosted Zapier alternative for workflow automation

  • 13,965 GitHub stars

Zettlr

Alternative toScrivener

Open source Markdown editor for researchers and academics

  • 13,794 GitHub stars
  • GPL-3.0Licence GPL-3.0

omi

Alternative toGranola

Open AI memory assistant for meetings, screens, and wearables

  • 13,774 GitHub stars
  • MITLicence MIT

Firefox

Alternative toGoogle Chrome

Open source browser from Mozilla with privacy by default

  • 13,537 GitHub stars

darktable

Alternative toAdobe Lightroom

Non-destructive RAW photo editor and darkroom workflow

  • 13,299 GitHub stars
  • GPL-3.0Licence GPL-3.0

Leantime

Alternative toAsana

Focus-first project management designed for neurodivergent teams

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

Comp AI CRM

Alternative toAttio

Open source agentic CRM with a durable research agent

  • 11,564 GitHub stars
  • MITLicence MIT
  • #CRM

presenton

Alternative toGamma

Self-hosted AI slide generator with BYOK support and PPTX export.

  • 11,242 GitHub stars
  • Apache-2.0Licence Apache-2.0

Mautic

Alternative toHubSpot Marketing Hub

Self-hosted marketing automation with email and campaigns

  • 10,806 GitHub stars
  • GPL-3.0Licence GPL-3.0
  • #Email
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