Feature Flags
Featured content
What Are Feature Flags?
Blog13 min read
What is a feature flag? At a basic level, feature flags take the form of simple conditionals (e.g., if-else statements) that determine the code path that will be executed. Feature flags determine at runtime which portions of code are executed. This lets you deploy new features without making them visible to users, or you can make features visible only to spe...
Feature Flags: Beyond the Boolean
Blog11 min read
Like many problems in computer science, feature flagging seems deceptively easy ...
Failure Recovery: Strategies for Recovering From Failed Deployments
Blog12 min read
The false feeling of safety Many of us have been there before. You wrap up all t...
Educational videos
What Is a Feature Flag?
Video
Watch this introductory video to understand the anatomy of a feature flag in a f...
Feature Flags: Frontend vs. Backend
Video
Watch this video to learn how to leverage feature flags across the whole stack.
Your First Feature Flag in 5 Minutes
Video
Watch this video to learn how to create and enable feature flags in LaunchDarkly...
All Feature Flags
How to instantly flip web app styles with LaunchDarkly's JavaScript client library
Blog8 min read
LaunchDarkly’s feature flags are a helpful tool to enable and disable application changes ...
Using the LaunchDarkly CLI Local Development Server: Testing Client-Side and Server-Side Flags in an Astro Application.
Blog16 min read
The LaunchDarkly CLI now allows you to run a local development server to create a local co...
Quickly disable external API calls in your FastAPI application using FastAPI and LaunchDarkly kill switch flags
Blog9 min read
Kill switches are a type of feature flag that allows you to shut off features in your appl...
5 Strategies to De-Risk Software Releases in Financial Services
Blog8 min read
It only takes one bug In July, a software outage battered several industries across the gl...
Introducing AI Model and AI Prompt Flags (GA)
Blog5 min read
The next generation of software is already being built with generative AI, whether it's in...
6 Deployment Strategies and How to Choose the Best for You
Blog13 min read
Many traditional deployment strategies in software delivery typically require load balance...
Hierarchy in Feature Flags
Blog4 min read
If and only if Single-level feature flags are really useful for testing small, discrete pa...
5 Best Practices for Getting Started with LaunchDarkly
Blog18 min read
When implementing or adopting a new technology, there always comes a time when we shift ou...
What Are Feature Flags?
Blog13 min read
What is a feature flag? At a basic level, feature flags take the form of simple conditiona...
Business in the front, party in the back: creating customized user experiences using Fastify JS and LaunchDarkly
Blog9 min read
Treating every user the same is risky when they may have different goals, dreams, desires,...
Mean Time to Restore (MTTR): What It Is & How to Reduce It
Blog13 min read
Regardless of your experience, testing, or quality assurance procedures, we all know the t...
How to instantly roll back buggy features with LaunchDarkly’s JavaScript client library
Blog9 min read
LaunchDarkly’s kill switch feature flags are a helpful tool to disable features with a sin...
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