GO Feature Flag vs Optimizely Feature Management
| GO Feature Flag | Optimizely Feature Management | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | — | Android, iOS, Web |
| Free plan | Yes | Yes |
| SDK languages | JavaScript, TypeScript, React, Angular, Swift, Kotlin/Android, Go, Java, Kotlin, .NET, Python, Node.js, PHP, Ruby, Rust, NestJS | Android, C#, Flutter, Go, Java, JavaScript, PHP, Python, React, React Native, Ruby, Swift |
| Targeting rules | Yes | Yes |
| Percentage rollouts | Yes | Yes |
| User segments | Yes | Yes |
| Audit log | — | Yes |
| Approval workflows | — | Yes |
Both are listed in Best Feature Flag Software. On Samsung Mobile US Press, Optimizely Feature Management scores higher on our published basis.