Apps similar to ConfigCat include Atono, which has a free version. Other options are Fecusio, LaunchDarkly, DevCycle and Replane. You're spoiled for choice with A/B Testing Tools like ConfigCat: we list more than 25 alternatives for the web, self-hosting, Android and iPhone.
FeatureFlags.app is a privacy-first feature flag platform built for .NET developers. Safely release features, control rollouts, and manage application behavior without redeploying code - all while keeping your data private and your infrastructure under your control.
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Feature flags and remote config that catch mistakes before your users do. Typed values, JSON Schema validation, safe renames, gradual rollouts, alerts, audit log.
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DeployRamp automatically wraps your riskiest code changes in feature flags, rolls them out gradually, monitors for errors, and cleans up after itself — so your team ships faster without breaking production.
Open-source self-hosted feature flags & remote config — a Firebase Remote Config alternative. One REST API, any language, Docker-first. Apache 2.0.
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.
Prebuilt Infrastructure as a Service. Feature Flags, Distributed Config & Dynamic Log Levels.
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