a new era of software releases
Build boldly, ship fearlessly, optimize relentlessly.
Guard every release, deliver AI apps faster, and maximize impact with our comprehensive feature management platform.
Proactively monitor and mitigate risk.
Identify and automatically remediate performance problems before they become customer issues.
Explore Guarded Releases
Bring AI apps to market faster.
Iterate quickly on prompts and model configurations — without redeploying.
Explore AI Configs
Remove barriers to experimentation.
Seamlessly unify feature delivery and experimentation in a platform engineers love.
Explore Experimentation
Increase developer productivity.
Scale great release practices with an enterprise-grade feature management platform.
Explore Developer Productivity
Trusted by 5,500+ customers, from startups to enterprise
Huge impact, at an incredible scale.
90%
of LaunchDarkly customers see faster innovation velocity.
95%
of LaunchDarkly customers see a boost in performance.
25%
of the Fortune 500 use LaunchDarkly.
11 quadriliion
flag evaluations in production-like environments. Yes, quadrillion.
Developer First
Implement LaunchDarkly in just 5 minutes.
With a few lines of code, you can integrate your app and toggle your first feature flag on.
import * as LaunchDarkly from "launchdarkly-js-client-sdk"
const context = {
kind: "user",
key: "context-key-123abc",
name: "anonymous"
};
const client = LaunchDarkly.initialize("<add your client-side key as an env variable>", context);
Copied!35+ languages and frameworks
Mobile, front-end, server, and edge SDKs to add feature management and experimentation to any environment.
Quickstart
Follow our in-app guided tutorial to get started with your first flag implementation in less than 5 minutes!
CLI & IDE Integrations
Set up and manage LaunchDarkly directly from the command line, or IDE of your choice.