• Argo: A flat-file static-site blog authoring and building system designed for cancel-resistance.

  • Atlas: A data mapper implementation for persistence models.

  • AutoRoute: Automatically maps incoming HTTP requests (by verb and path) to PHP action classes.

PHP 5.3 to 5.6, and HHVM

  • Aura: A comprehensive collection of independent libraries extracted from Solar, fully decoupled both from any framework and from each other; 1.x and 2.x have framework implementations, while 3.x does not and will not.

  • Arbiter: A PSR-7 compliant Action system for ADR implementations.

  • Bookdown: Generates DocBook-like HTML output using Markdown and JSON files instead of XML; especially well-suited for publishing project documentation to GitHub Pages.

  • Producer: A command-line tool for validating and releasing library packages.

  • Radar: A PSR-7 compliant Action-Domain-Responder system; acts as an HTTP wrapper around the real core of the application domain.

  • Relay: A PSR-7 middleware dispatcher; use it with any PHP framework or container.

PHP 4.0 to 5.2

  • Contact_Vcard_Build: Build (create) and fetch vCard 2.1 and 3.0 text blocks.

  • Contact_Vcard_Parse: Parse vCard 2.1 and 3.0 files.

  • DB_Table: An object oriented interface to, and model of, a database table. Integrates with HTML_QuickForm.

  • File_IMC: Create and parse Internet Mail Consortium-style files (like vCard and vCalendar).

  • Text_Wiki: Transforms Wiki and BBCode markup into XHTML, LaTeX or plain text markup. This is the base engine for all of the Text_Wiki sub-packages.

  • Savant: A template system that uses PHP 4 and 5 for its logic; provides path searching, plugins, filters, and an optional compiler system.

  • Solar: A web application framework for PHP 5; the first of the PHP frameworks to adhere to E_STRICT requirements.

  • YaWiki: A wiki system built using Yawp.

  • Yawp: “Yet Another Web Programming” foundation class for PHP 4.x applications.