Tutorials and guides
Contents
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- How to target flags with groups, pages, machines, and more
- How to set up one-time feature flags
- How to create sticky feature flags
- How to do a canary release with feature flags
- How to set up a public beta program using early access management
- How to collect feedback from beta users
- How to do a phased rollout
- How to set up a location-based site banner
- How to add popups to your React app with feature flags
- How to track high-volume APIs
- How to evaluate and update feature flags with the PostHog API
- How to test frontend feature flags with React, Jest, and PostHog
Advanced feature flag patterns
- How to use evaluation runtimes and tags together for fine-grained flag control - Combine runtime and tag filtering for precise flag management
- How to use feature flag dependencies - Create flags that depend on other flags for complex rollout strategies
- How to prevent feature flags from being adblocked - Set up reverse proxies to ensure reliable flag evaluation
How to run experiments with feature flags
For more experiment tutorials, check the A/B testing docs!
- How to do A/A testing
- How to do holdout testing
- How to do redirect testing
- How to do A/B/n testing
- How to set up Python A/B testing
Framework guides
- How to set up Android feature flags
- How to set up Android remote config
- How to set up Angular feature flags
- How to set up Astro feature flags
- How to set up Bubble feature flags
- How to set up Django feature flags
- How to set up Flutter feature flags
- How to set up Flutter remote config
- How to set up Laravel feature flags
- How to set up iOS feature flags
- How to set up iOS remote config
- How to set up Next.js (app router) feature flags
- How to set up Next.js (pages router) feature flags
- How to set up Node.js (Express) feature flags
- How to set up Nuxt feature flags
- How to set up PHP feature flags
- How to set up React Native (Expo) feature flags
- How to set up React Native remote config
- How to set up Remix feature flags
- How to set up Ruby on Rails feature flags
- How to set up Svelte feature flags
- How to set up Vue feature flags
- How to set up Go feature flags
- How to set up Python feature flags in Flask
- How to use Next.js middleware to bootstrap feature flags
- How to bootstrap feature flags in React and Express
Best practices
Learn more about feature flags best practices from our blogs below:
- Feature flag types, benefits, and use cases
- Feature flag best practices and tips (with examples)
- How GitHub and GitLab use feature flags
- How we do trunk-based development (and why you should too)
- How to safely test in production (and why you should)
- Don't make these feature flag mistakes
- Feature flags as a service: Should you build or buy?