TWiki is a flexible, powerful, and simple Web based collaboration platform. It is suitable for dynamic intranets and knowledge bases, and for sharing and managing documents and collaborative projects. It resembles a normal Web site, but every page can be changed from a browser. It features automatic link generation, full text search, group authorization, Web forms, reporting, change notification, file attachments, revision control of pages and attachments, a modular templating system with skins, hierarchical navigation based on the topic parenting feature, and more. Plugins can be used to enhance the program and build groupware applications.
Config-Model provides a framework for editing and validating the content of any configuration file or data. With a configuration model (expressed in a data structure), Config-Model provides a user interface and a tool to validate configuration. An optional graphical (Perl/Tk) or curses interface can be used to edit configuration data that will be validated according to the user-provided model. Config-Model includes a model example for fstab and a small fstab demo.
Evergreen is an integrated library system originally developed by the Georgia PINES consortium for use as their automation system, and now includes contributions from around the world. It was designed from scratch for large-scale deployment in very large public library and state-wide consortium environments with tens of millions of records and hundreds of libraries, but can also scale down to the smallest of single-branch libraries.
ExifTool is a platform-independent Perl library plus a command line application for reading, writing, and editing meta-information in image, audio, and video files. It supports many different types of metadata including EXIF, GPS, IPTC, XMP, JFIF, GeoTIFF, ICC Profile, Photoshop IRB, FlashPix, AFCP, and ID3, as well as the maker notes of many digital cameras.
Autodia is a command line Perl application that generates UML class diagrams from source code, SQL, and database connections. It supports multiple programming languages including SQL, and can output images (using GraphViz/VCG/SpringGraph), Dia XML and Umbrello XML, or custom formats using templates.
AnnotateIt! is an open source electronic response system targeted at composition instructors and students. It allows a user to annotate HTML and provides facilities for group interaction. Annotations may be either hyperlinked or inline, depending on the user's preference. It also features reporting of meta information (annotation types and counts), predefined annotations, community annotations, conversion of documents to HTML for annotation, easy document management, and an assignments calendar.
movemetafs is a searchable filesystem metadata store for Linux that lets users tag local files (including image, video, audio, and text files) by simply moving the files to a special folder using any file manager. It also lets users find files by tags using a boolean search query. The original files (and their names) are kept intact. movemetafs doesn't have its own user interface, but it is usable with any file manager.
Larbin is a Web crawler intended to fetch a large number of Web pages to fill the database of a search engine. With a network fast enough, it should be able to fetch more than 100 millions pages on a standard PC. This set of PHP and Perl scripts, called webtools4larbin, can handle the output of Larbin.