Ship features safely. Roll back in one click.
Boolean toggles, percentage rollouts, and A/B experiments — controlled from your dashboard, no deploys needed. Built into Databuddy.
No credit card required·3 flags free·React, Vue & Node.js
Feature Flags
4 flags · 3 active
Deploy once, control everything
From kill switches to multivariant experiments — everything you need to ship with confidence.
Instant Rollouts
Toggle features on or off from your dashboard. No deploys, no waiting — changes take effect immediately.
Percentage Rollouts
Gradually release features to 1%, 10%, 50% of users. Ramp up with confidence, roll back in one click.
A/B Testing
Run multivariant experiments with weighted traffic splits. Users get consistent assignments across sessions.
User Targeting
Target by user, organization, team, or custom properties like plan, region, or signup date.
SSR-Safe Defaults
Built-in loading states and default values prevent flash of incorrect content during server rendering.
Request Batching
Multiple flag checks within 10ms are batched into a single API call. Stale-while-revalidate keeps the UI instant.
Your first flag, live in 2 minutes
Install the SDK, wrap your app in FlagsProvider, and call useFeature. That's it — manage everything else from the dashboard.