This blog covers releases and practical guidance for Flipper, a Ruby feature flag library, and its hosted service Flipper Cloud. Readers get concrete code examples on new features like preview environments, time-based expressions, feature dependencies and migration tooling.

A developer's blog-style newsletter covering Elixir and Ruby libraries, open source work, and programming techniques. Readers get announcements of new Elixir tools like Drops.Relation and TextParser, plus practical tips such as testing logs with ExUnit.CaptureLog.

Release notes and announcements from the Phusion Passenger application server team, covering new features, bug fixes, security advisories and upgrade instructions. Readers get technical detail on web server integration, deployment changes and compatibility updates.

Ruby Central, the nonprofit behind RubyGems.org and RubyConf, publishes updates on infrastructure funding, foundation governance, and community programs. Readers get organisational news about the Ruby ecosystem's core registry, reflections from leadership, and profiles of RubyConf participants.