Growthbook: Optimize with Data
Get feature flags and analytics with Growthbook, a tool for startup founders, backed by 7.8k+ GitHub stars.
7,836 stars758 forksTypeScriptUpdated 6/2/2026100% free ยท open source Growthbook is an open-source tool that helps you manage feature flags, run experiments, and analyze product metrics to inform data-driven decisions.
- โขWhen you need to roll out new features to a subset of users for testing
- โขWhen you want to measure the impact of changes to your product on user behavior
- โขWhen you need to manage multiple versions of your product or features for A/B testing
- 1Install Growthbook using npm or yarn by running the command `npm install @growthbook/growthbook` or `yarn add @growthbook/growthbook`
- 2Set up a new feature flag in your Growthbook dashboard or using the Growthbook API
- 3Integrate Growthbook with your application using the provided client-side libraries for JavaScript, TypeScript, or other supported languages
- 4Start tracking and analyzing user behavior and experiment results using Growthbook's analytics tools
Ready-to-paste prompt npx @growthbook/growthbook init --db-uri mongodb://localhost:27017 --api-port 3000
Topics
ab-testing
abtest
abtesting
analytics
bigquery
clickhouse
continuous-delivery
data-analysis
data-engineering
data-science
databricks
experimentation
feature-flagging
feature-flags
redshift
remote-config
snowflake
split-testing
statistics
warehouse-native