FeatureProbe
FeatureProbe is an open-source feature-management service for controlling software releases and implementations.
What FeatureProbe is
FeatureProbe is an open-source feature-management service for controlling software releases and implementations. Teams can gate features with toggles, roll out changes gradually, target users by geolocation or other factors, and disable troubled services or switch them to degraded operation. Percentage rollouts use a stable rollout key for traffic allocation; without one, the SDK uses the current timestamp. Its management portal handles feature settings, rollouts, rollbacks, peer reviews, accounts, permissions, traffic monitoring, and metric analysis. The service also supports online A/B testing and lets operations teams change live parameters and variation settings. Custom-event metrics use an SDK tracking function with a matching event name. SDKs are listed for Java, Rust, Go, Python, Node.js, JavaScript, Android, iOS, Mini Program, React, and Flutter. An Open API manages projects, environments, and toggles. FeatureProbe can run self-hosted with Docker Compose and is licensed under Apache 2.0.
Good
- Open-source with Apache 2.0 license
- Supports gradual and percentage rollouts
- Includes targeting rules and user segments
- Offers many server and client SDKs
- Provides an Open API
Watch out
- Percentage allocation needs a stable rollout key
- Self-hosted setup uses Docker Compose
- Custom metrics require SDK event tracking
Who it suits
FeatureProbe suits development and operations teams managing staged releases, targeting, feature flags, and service controls. It also fits organizations wanting self-hosted deployment and multiple SDK options.
Verdict
FeatureProbe combines release controls, targeting, experimentation, and operational safeguards in one service. Its broad SDK list and Open API support varied application stacks.
The facts
Each one read from FeatureProbe's own pages, with the date it was checked.
What it does
- A/B testing
- FeatureProbe supports online A/B testing to compare variations and assess outcomes such as button clicks.checked 10 Oct 2026
- Analysis
- The repository lists traffic monitoring and metric analysis among the product's interface capabilities.checked 10 Oct 2026
- API
- FeatureProbe provides an Open API for managing projects, toggles, and environments.checked 9 Oct 2026
- Deployment
- The repository documents self-hosting the central service with Docker Compose.checked 10 Oct 2026
- Event tracking
- For custom-event metrics, the documentation says to report events through an SDK track function and match the event name to the metric.checked 9 Oct 2026
- Feature controls
- Teams can use feature toggles to turn off problematic services or degrade services to limit the spread of issues.checked 9 Oct 2026
- Feature flags
- Feature toggles let teams gate features in the main branch and turn off problematic services or enable service degradation.checked 10 Oct 2026
- Gradual rollout
- Teams can progressively enable a feature for a small fraction of users and expand access as they gather feedback.checked 10 Oct 2026
- License
- The repository states that the project is licensed under Apache 2.0.checked 10 Oct 2026
- Management
- The management portal supports configuring features, rollouts, rollbacks, peer reviews, accounts, and permissions.checked 9 Oct 2026
- Open API
- The FAQ says FeatureProbe's Open API manages projects, toggles, and environments, including querying, creating, modifying, and publishing toggles.checked 10 Oct 2026
- Product
- FeatureProbe describes itself as an open source feature management service for launching features and switching software implementations.checked 10 Oct 2026
- Remote configuration
- Operations teams can change online service parameters and toggle variation settings through the management interface.checked 10 Oct 2026
- Rollout behavior
- For percentage rollouts, a stable rollout key determines traffic allocation; if it is omitted, the SDK uses the current timestamp.checked 9 Oct 2026
- Rollouts
- It supports gradual rollouts that can target users by geolocation or other factors.checked 9 Oct 2026
- SDK languages
- The repository lists server SDKs for Java, Rust, Go, Python, and Node.js, plus client SDKs for JavaScript, Android, iOS, Mini Program, React, and Flutter.checked 10 Oct 2026
- SDKs
- The project lists SDKs for Java, Rust, Go, Python, Node.js, JavaScript, Android, iOS, Mini Program, React, and Flutter.checked 9 Oct 2026
- Stated scale
- The repository says FeatureProbe has been used for over five years at a company with 5,000+ developers and supports a million-user-level product's daily operations.checked 10 Oct 2026
- Support
- The repository directs users to GitHub issues for bug reports and feature requests and mentions a community for questions.checked 10 Oct 2026
- Targeting
- The management portal can target features or versions to users based on geolocation or other factors.checked 10 Oct 2026
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