Ship new features to a few people first.

Start with a small group, widen the rollout once it holds up, and switch it off without a deploy if it breaks. It runs on the same SDK as your analytics.

new-checkoutOn for 5% of visitors
5%25%50%100%

Kill a bad release from the dashboard.

Flip the switch and browsers drop the feature on their next refresh, with no deploy.

new-checkout

Give a customer's whole team the feature at once.

Roll out by organization, so everyone at the same company sees the same thing.

By person
By organization

Give beta testers early access.

Target by email, plan, or any property you send, and reuse the same group on every flag.

ifemailends with@databuddy.cc
orplanispro
  • i•••@databuddy.ccfree
  • m•••@gmail.compro
  • k•••@outlook.comfree
  • s•••@proton.mepro
  • j•••@databuddy.ccfree
  • t•••@gmail.comfree

Turn off a whole feature with one switch.

Make smaller flags depend on a parent, and switching the parent off takes them all down together.

new-checkout
apple-pay
saved-cards
ClaudeCursorWindsurfGoogle GeminiGitHub Copilot
Databuddy

Roll out flags from your editor.

Your agent can list, create, and update flags and target users over MCP, and every change shows a preview and waits for your yes.

Set up MCP

Frequently asked questions

Have a question that isn't listed here? Email support@databuddy.cc.

Databuddy
Databuddy

On their browser's next refresh, usually within a minute. No deploy.

Plan your setup and measurement