Ad

PolarPolar An open source Lemon Squeezy alternative with 20% lower fees

Learn More
  1. OpenAlternative

Discover Open Source Alternatives to Popular Software

A curated collection of the best open source alternatives to software that your business requires in day-to-day operations.

5 new tools added

Join 1,400+ open source enthusiasts

Favicon of Builder website

Builder

Visual development platform for modern web experiences

  • Stars


    7,278
  • Forks


    899
  • Last commit


    1 day ago
Favicon of Orama website

Orama

Full-text & vector search at the edge. Run unlimited search queries in 300 locations around the world.

  • Stars


    8,494
  • Forks


    281
  • Last commit


    6 hours ago

Efficient App

Ad

Not all Open Source alternatives are equal — Narrow down the best, without the bullsh*t

Visit Efficient App
Favicon of Formbricks website

Formbricks

Turn customer insights into irresistible experiences

  • Stars


    6,552
  • Forks


    1,105
  • Last commit


    13 hours ago
Favicon of Solidus website

Solidus

Flexible eCommerce platform for brands that stand out

  • Stars


    4,974
  • Forks


    1,286
  • Last commit


    4 days ago
Favicon of NHost website

NHost

Serverless backend platform for modern app development

  • Stars


    7,813
  • Forks


    456
  • Last commit


    15 hours ago
Favicon of Kestra website

Kestra

Orchestrate data workflows with ease and precision

  • Stars


    7,653
  • Forks


    469
  • Last commit


    2 hours ago
Favicon of Webiny website

Webiny

Open-source serverless CMS for modern web projects

  • Stars


    7,300
  • Forks


    602
  • Last commit


    1 day ago
Favicon of Quickwit website

Quickwit

Lightning-fast search for massive datasets

  • Stars


    7,849
  • Forks


    316
  • Last commit


    16 hours ago
Favicon of Huly website

Huly

All-in-one platform for productive team collaboration

  • Stars


    7,266
  • Forks


    576
  • Last commit


    6 hours ago
Favicon of Highlight website

Highlight

Real-time observability for modern web applications

  • Stars


    7,450
  • Forks


    349
  • Last commit


    7 hours ago
Favicon of Vendure website

Vendure

Flexible e-commerce for modern businesses

  • Stars


    5,589
  • Forks


    989
  • Last commit


    14 hours ago
Favicon of Countly website

Countly

Comprehensive analytics for data-driven decisions

  • Stars


    5,561
  • Forks


    972
  • Last commit


    8 hours ago
Favicon of Grist website

Grist

Flexible spreadsheets with database power

  • Stars


    6,985
  • Forks


    311
  • Last commit


    22 hours ago
Favicon of Lago website

Lago

Open-source metering and usage-based billing platform

  • Stars


    6,854
  • Forks


    298
  • Last commit


    5 days ago
Favicon of Hanko website

Hanko

Secure, passwordless authentication for modern web apps

  • Stars


    5,689
  • Forks


    796
  • Last commit


    6 days ago
Favicon of HeyForm website

HeyForm

Create powerful forms with ease and flexibility

  • Stars


    6,338
  • Forks


    433
  • Last commit


    22 hours ago
Favicon of GrowthBook website

GrowthBook

Open-source A/B testing and feature flagging platform

  • Stars


    6,015
  • Forks


    484
  • Last commit


    1 hour ago
Favicon of Mockoon website

Mockoon

Effortless API mocking for seamless development

  • Stars


    6,257
  • Forks


    371
  • Last commit


    2 days ago
Favicon of Fonoster website

Fonoster

Open-source cloud communications platform for developers

  • Stars


    6,298
  • Forks


    341
  • Last commit


    2 weeks ago
Favicon of Encore website

Encore

Accelerate backend development with effortless scalability

  • Stars


    6,321
  • Forks


    278
  • Last commit


    10 hours ago

Discover Open Source alternatives to:

View all alternatives