Best Feature Management Software for JavaScript

Upgrade your feature flags and experiments to accelerate your product growth with the most powerful stats engine. Product observability combines experimentation with real-time analytics to give you a 360° view of your product and business. For the first time, you can see which features are driving your business core metrics - not just events and clicks. Statsig serves all your experimentation needs with a unified platform that connects what you build with the impact you deliver. We power A/B tests and experiments on any device, in any part of the application stack, at any scale. Statsig gives you a comprehensive 360° view of how your product is performing. We help developers become savvy decision-makers. Statsig introduces end-to-end observability for each product update, from system performance to customer behavior, and hands developers the ability to bring data to their teams for every product decision.

DevCycle is the leading feature management platform that combines the benefits of OpenFeature and continuous delivery. Open Source Flexibility + SaaS Simplicity: DevCycle is the only platform where OpenFeature is built-in to its SDKs and fully committed to the open standards community with open source SDKs and APIs. This flexibility is combined with DevCycle’s edge architecture and local bucketing to provide teams high scalability and low latency partnered with enterprise-level security and compliance guarantees. Total Observability Into Your Feature Flags: Teams have complete visibility into all their features across their organization. DevCycle observability integrations help track, monitor and diagnose feature flag usage while developer integrations and tooling give full control and visibility into feature flags within code. Customized Release Strategies: Teams can choose their preferred feature release strategies with advanced tools for gradual and percentage based rollout