Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.
-
Updated
Oct 9, 2026 - Python
Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.
Flagsmith Python Client. Flagsmith lets you manage features flags across web, mobile and server side applications. Get builds out faster. Control who has access to new features.
ConfigCat SDK for Python. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.
ConfigCat OpenFeature Provider for Python.
Quonfig SDK for Python — feature flags, live config, and dynamic log levels
FFAAS - Feature flagging as a service.
A tiny, deterministic feature flag engine — boolean flags, percentage rollouts, and targeting rules in Python — by Viprasol Tech.
Feature toggles for Python via a @toggle decorator: rollouts, A/B testing, blue/green, and per-user overrides. A faithful port of the .NET FtrIO.
GUI tool for managing feature flags and experiments locally. Cross-platform desktop app built with PyQt5.
To associate your repository with the feature-flag topic, visit your repo's landing page and select "manage topics."