The February 2019 edition of Release Radar highlights a variety of noteworthy software releases, each bringing new features and improvements to various platforms. Homebrew 2.0 expands its package management capabilities beyond macOS to include Linux and Windows Subsystem for Linux (WSL), simplifying installations and preserving disk space. Buildbot 2.0 enhances its continuous integration framework by streamlining APIs and dropping Python 2 support. Gutenberg 5.0 introduces new blocks and UI improvements to WordPress, while Jetpack 7.0 enhances WordPress functionality with a Giphy block and deprecates Google+ sharing. Hugo Academic 4.0 facilitates website creation for educators with new user profiles and widgets, and Google open-sources ClusterFuzz, a fuzzing tool known for uncovering numerous bugs in open-source projects. Grafana 6.0 adds a query-based Explore view and React-based customizations for data visualizations, and Git History offers a visually engaging way to explore file histories in GitHub repositories. The article encourages continued innovation and invites developers to share future releases.