* [UnoCSS v66.6.7](https://github.com/unocss/unocss) – Instant on-demand atomic CSS engine with full customization and fast performance. * [Herb v0.9.0](https://github.com/marcoroth/herb) – Powerful HTML-aware ERB parsing and tooling. * [Spica 0.18.8](https://github.com/spica-engine/spica) – Full-featured backend development platform that auto-generates APIs, provides cloud functions, realtime database, and customizable back-office UI.