platform en
Feature flag
platform
Also called: feature toggle
Plain-language definition
Plain-language definition
A controlled switch that changes whether a feature or behavior is active.
Why it matters
Flags support gradual rollout and rollback, but stale flags create complexity and must be governed.
Technical detail
A feature flag evaluates context against configuration to enable, disable, or vary behavior independently of deploying new code.
Examples
- Contextual glossary annotations are enabled for a small audience before full launch.
Related terms
Sources and review
Reviewed July 12, 2026 by [email protected]. Next review due July 11, 2027.
- Cloudflare Workers documentation — Cloudflare Accessed 7/11/2026
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