Open Source Feature Flags, Experimentation, and Product Analytics

Achieving confident refactoring through experimentation with Python 2.7 & 3.3+

FeatureHub - cloud native feature flags, A/B testing and remote configuration service. Real-time streaming feature updates. Provided with Java, JavaScript, React, Python, Go, .Net, Ruby, Android, Swift and Flutter SDKs.

Ambrosia is a Python library for A/B tests design, split and result measurement

SwitchFeat is an open source and self-hosted feature flags and A/B testing framework written in Nodejs, Typescript and React.

Simple A/B testing library for Clojure

Split Testing for Vue.js

🧪 Source-controlled split testing stack for building, launching and analysing A/B tests.

Main ABRouter product repository that contains docker-compose file and orchestrates the project containers.

Minimal A/B Testing Library in PHP

Terraform Split provider

Orbitra.link — High-performance, self-hosted traffic tracker for media buyers and SEO. Lightweight, secure, and optimized for Linux. Features advanced GEO-targeting, real-time analytics, and a premium UI with customizable themes. Take full control of your data.

🧪 Source-controlled JS split testing framework for building and launching A/B tests.

Apache Spark based framework for analysis A/B experiments

Easy split testing for Django.

Chat prompt template evaluation and inference monitoring

A/B testing with Contao Open Source CMS

👩‍🔬React components to assist with experiments, split-testing and analytics

Develop and run web experiments locally!

A simple demo of Netlify Split Testing