7 Best Tools tagged with "Feature Flags" in 2026

PostHog

The open source product analytics platform

Open Sourcefree + pay as you go

PostHog is an open source product analytics platform that helps you build better products

LaunchDarkly

Feature management platform for safer, smarter releases

free + from $12/mo

LaunchDarkly enables teams to release, control and experiment with software features to deliver better user experiences.

Statsig

Data-driven feature management and experimentation

free + from $150/mo

Statsig offers a comprehensive platform for feature flags, A/B testing, and product analytics to help teams ship faster and make data-driven decisions.

Kinde

Modern auth for developers, simplified

free + from $25/mo

Powerful user authentication that integrates in minutes. Free for up to 10,500 monthly active users.

Harness

AI-driven platform for modern software delivery

free + enterprise pricing

Harness streamlines DevOps with AI-powered CI/CD, feature flags, chaos engineering, and cloud cost optimization.

GrowthBook

Open source feature flags and A/B testing platform

Open Sourcefree + from $20/mo/user

Powerful platform for feature flagging and A/B testing, enabling safe releases and data-driven product improvements

Unleash

Enterprise-grade feature management for complex setups

Open Sourcefree + from $80/mo

Unleash offers secure, open-source feature flags built for large enterprises, enabling controlled rollouts and risk reduction in software releases.