⚙️ Configuration Management

ConfigCat is a developer-centric feature flag service with unlimited team size, awesome support, and a reasonable price tag.

freemium

LaunchDarkly is a powerful development tool which allows software developers to roll out updates and new features.

Open Source

The Website Builder for Startups

Visit website freemium $25.0 / Monthly

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Try for free Open Source freemium

A non-repetitive alternative to YAML

Open Source

YAML 1.2 --- YAML: YAML Ain't Markup Language

Open Source

Protocol buffers are a language-neutral, platform-neutral extensible mechanism for serializing structured data.

Open Source

In a world where product development teams are pressured to do more with less, Split’s Feature Data Platform™ gives you the confidence to move fast without breaking things.

Open Source

A/B testing you'll actually use.

Type-safe feature flags, A/B testing, analytics and app configuration, with Git-style version control and local, synchronous, in-memory flag evaluation

freemium

Open source Feature toggle/flag service. Helps developers decrease their time-to-market and to increase learning through experimentation.

Open Source freemium $80.0 / Monthly (Pro, "5 users")

A powerful DSL for elegant description of JSON data.

Open Source

TOML - Tom's Obvious, Minimal Language

Open Source

An efficient binary serialization format.

Open Source