Freedom251 › Feature Flag Software
GO Feature Flag

Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Opensource | forever · All features · own infrastructure · unlimited feature flags · community support only | Free |
| Enterprise | Premium support · SLA on CVE fixes · direct maintainer communication · integration help · roadmap preview · team training | On request |
As gofeatureflag.org lists them, read 7 Oct 2026. The maker's own page has the final word.
Facts from GO Feature Flag's own pages
- Audience
- The maker describes the product as a feature management solution for teams seeking self-hosting, OpenFeature compatibility, and feature releases decoupled from deployments. · gofeatureflag.org, 7 Oct 2026
- Configuration integrations
- Built-in retrievers load flag configuration from HTTP(S), local files, Kubernetes ConfigMaps, cloud storage, Git providers, MongoDB, Redis, and PostgreSQL. · gofeatureflag.org, 7 Oct 2026
- Data control
- The maker says the product is self-hosted and that flag evaluation and usage data stay in the customer's environment. · gofeatureflag.org, 7 Oct 2026
- Data integrations
- Exporters can send evaluation data to destinations including Kafka, AWS S3, Google Cloud BigQuery, OpenTelemetry, webhooks, and application logs. · gofeatureflag.org, 7 Oct 2026
- Deployment
- The relay proxy can be started locally with a Docker command and uses a flag configuration file. · gofeatureflag.org, 7 Oct 2026
- Extensibility
- Custom retrievers, exporters, and notifiers can be implemented through Go interfaces. · gofeatureflag.org, 7 Oct 2026
- Flag management
- The product supports targeting users and segments, percentage and progressive rollouts, scheduled changes, and A/B testing. · gofeatureflag.org, 7 Oct 2026
- License
- The project is 100% open source under the MIT license, and the site says the license permits commercial use. · gofeatureflag.org, 7 Oct 2026
- Notifications
- The product can notify teams about flag configuration changes through Slack, Discord, Microsoft Teams, webhooks, or application logs. · gofeatureflag.org, 7 Oct 2026
- Product
- GO Feature Flag is an open-source feature flag management system built on OpenFeature and designed to run on infrastructure you already have. · gofeatureflag.org, 7 Oct 2026
- SDKs
- The site lists client and server SDKs for 16 languages and frameworks, including JavaScript, React, Swift, Kotlin, Go, Java, Python, .NET, Ruby, and Rust. · gofeatureflag.org, 7 Oct 2026
- Support
- Community support is included with the free plan; paid enterprise support includes premium support and an SLA on CVE fixes. · gofeatureflag.org, 7 Oct 2026
Where GO Feature Flag stands on Freedom251
- Feature Flag Software#14 of 27
