Feature flags

These guides help you excel in the use of LaunchDarkly’s fundamental product feature: the feature flag.

• Best practices for upgrading users to contexts
• Creating flags
• Deciding between flag targeting strategies
• Defining and targeting mobile applications
• Feature flag hierarchy
• Flag conventions
• Improving flag usage in code
• LaunchDarkly CLI dev-server reference guide
• Performing multi-stage migrations with migration flags
• Reducing technical debt from feature flags
• Testing code that uses feature flags
• Using entitlements to manage customer experience
• Using flags on static sites with JavaScript
• Using the LaunchDarkly CLI for local testing
• Using segments and targeting to manage early access programs