Open-source self-hosted feature flags & remote config — a Firebase Remote Config alternative. One REST API, any language, Docker-first. Apache 2.0.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
- Docker
ConfigCat is described as 'Com lets you launch new features and change your software configuration remotely without actually (re)deploying code. ConfigCat SDKs enable easy integration with any web, mobile or backend applications' and is an app in the development category. There are more than 25 alternatives to ConfigCat for a variety of platforms, including Web-based, SaaS, Self-Hosted, JavaScript and Python apps. The best ConfigCat alternative is Atono, which is free. Other great apps like ConfigCat are Fecusio, LaunchDarkly, DevCycle and Replane.
Open-source self-hosted feature flags & remote config — a Firebase Remote Config alternative. One REST API, any language, Docker-first. Apache 2.0.
Prebuilt Infrastructure as a Service. Feature Flags, Distributed Config & Dynamic Log Levels.


Hypertune is the most flexible platform for feature flags, A/B testing, analytics and app configuration. Built with full end-to-end type-safety, Git-style version control and synchronous, in-memory, local flag evaluation.