Bugzilla is a robust, featureful and mature defect-tracking system, or bug-tracking system. Defect-tracking systems allow teams of developers to keep track of outstanding bugs, problems, issues, enhancement and other change requests in their products effectively. Simple defect-tracking capabilities are often built into integrated source code management environments such as Github or other web-based or locally-installed equivalents. We find organizations turning to Bugzilla when they outgrow the capabilities of those systems - for example, because they want workflow management, or bug visibility control (security), or custom fields.
DataTables is a table enhancing plug-in for the jQuery Javascript library, adding sorting, paging and filtering abilities to plain HTML tables with minimal effort. If client prefer to use a package manager such as NPM or Bower, distribution repositories are available with software.
Gravatar is a service for providing globally unique avatars and was created by Tom Preston-Werner. It is owned by Automattic, having integrated it into their WordPress.com blogging platform.
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
J2EE (by Oracle) is a platform-independent, Java-centric environment from Sun for developing, building and deploying Web-based enterprise applications online
Microsoft Access is a database management system that combines the relational Microsoft Jet Database Engine with a graphical user interface and software-developmental tools.