Libraries tagged by feature flag

Kilden PHP SDK — server-side events, identity signing and feature flags. Zero dependencies, PHP 7.4+.

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A powerful module management system for Laravel with dependency resolution, tree structure, and Laravel 13 support

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PHP/Laravel client for the PostHog API: event capture, batch ingestion, feature flags, persons and HogQL queries.

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Official PHP SDK for the Inverge Nexus platform — realtime, events, errors, logs, feature flags, links, sessions. Framework-agnostic with first-class Laravel and Symfony integrations.

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Official Laravel Client SDK for Licentra — Seamless software license verification, feature flags, RS256 JWT offline validation, auto-updater, and concurrent seat management.

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Symfony SDK for FeaturIT

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Featureflip server-side PHP SDK for feature flag evaluation

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Database-backed application and model settings for Laravel.

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Lightweight PHP micro-library for probabilistic and deterministic code execution — feature flags, A/B testing, gradual rollouts and sampling.

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A 'session & DB driver' for Laravel Pennant for feature flags pre and post user authentication.

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ZF2 module for the Opensoft Rollout library

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Bandiera is a simple, stand-alone feature flagging service that is not tied to any existing web framework or language. This is a client for talking to the web service.

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Westyx Nexus PHP SDK - secrets, configs and feature flags

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PHP SDK for Togul Feature Flag Service

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Service providing feature flags

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