perl

Gitolite allows you to setup git hosting on a central server, with fine-grained access control and many more powerful features. Written in Perl, it provides enterprise-grade Git repository management through configuration files and command-line tools.

Request Tracker (RT) is an enterprise-grade issue tracking system designed for managing customer service, help desk, and project workflows. It provides comprehensive ticket management, workflow automation, and reporting capabilities for organizations of all sizes.

Bugzilla is a general-purpose bugtracker and testing tool originally developed and used by the Mozilla project. It provides comprehensive bug tracking, issue management, and testing capabilities for software development teams and organizations.

OTOBO is a flexible web-based ticketing system used for customer service, help desk, and IT service management. It provides comprehensive ticket management, workflow automation, and customer portal features designed for enterprise-grade service management operations.

Genesis is a template framework for multi-environment BOSH deployments. Written in Perl, it provides a powerful templating system for managing complex BOSH deployments across multiple environments with shared configurations and environment-specific customizations.

EPrints is a flexible repository software developed for building high quality and high value repositories, primarily used by academic institutions for open access research outputs.