Feature Flag Rollout Strategies Cheat Sheet

Canary, blue/green, and kill switches

Last Updated: November 21, 2025

Focus Areas

Focus
Release to small audiences before global rollout
Use kill switches for rapid rollbacks

Commands & Queries

ff toggle add --flag new-ui
Add a feature flag
ff rollout set --percentage 10
Roll out gradually
ff rollback --flag new-ui
Disable flag immediately

Summary

Deploy flags with monitoring, guardrails, and quick rollback paths.

💡 Pro Tip: Pair every flag release with kill switches and observability.
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