5 best feature-flag tools for Ruby on Rails

This article compares five feature flag tools for Ruby on Rails developers - Tggl.io, Flagsmith, Split, Unleash, and LaunchDarkly. The comparison is based on pricing, ease of use, and the most valuable features each service offers. Tggl.io ranks first due to its robust Ruby on Rails SDK, intuitive interface, easy setup, and low-cost plan with all basic features. Flagsmith comes second for its versatility and advanced feature options but is more expensive than Tggl.io. Split, Unleash, and LaunchDarkly are also viable options depending on the specific needs of a developer or team. The article includes short videos demonstrating how to use each tool to release a feature for 20% of French users, as well as user ratings for ease of use and setup time.