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Flipper project preview
Developer ToolsAlternative to Split.ioAlternative to UnleashAlternative to LaunchDarkly

Flipper

Beautiful, feature-packed feature flipping for Ruby and Rails applications.

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LicenseMIT
GitHub stars3.8k
Last commit1 weeks ago
Tags5 topics
Flipper UiDevopsRuby Feature FlagsPercentage RolloutsRails Toggles
Overview

Why consider Flipper?

Flipper is a feature flag and dynamic toggle gem for Ruby and Rails written by John Nunemaker. It supports percentage-of-time, percentage-of-actors, group rules, and actor IDs with backends in Redis, PostgreSQL, MySQL, and Memory, accompanied by an administrative Web UI.

Guided learning

Learn Flipper by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Flipper

Flipper rolls out new features incrementally to percentages of active Ruby on Rails users.

Quickstart

bash
1gem 'flipper'
2gem 'flipper-ui'

Flipper is licensed under the permissive MIT License.

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Flipper FAQs

Flipper is listed as a Developer Tools tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Flipper is listed under the MIT license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Flipper is listed as an alternative to Split.io. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.