Bug Tracking

New Relic helps you build better performing apps by capturing real-time metrics from your production software and giving you code-level visibility. Build faster apps spot bottlenecks and get rid of bugs before they affect your users. Developers use to New Relic to improve their web and mobile app performance by getting real-time insights and code-level visibility into their software running in production. Come build better performance with New Relic.

Bugify is a powerful, yet simple PHP-based bug tracker. You can use either MySQL or SQLite to store the issues. Bugify comes with a companion mobile app for both iPhone and Android which lets you keep on-top of your bugs while out and about. Bugify has a range of powerful features like git/SVN integration, milestones, following, notifications, easy software updates, API, history tracking, search, and so much more.

It has been designed from the ground up to offer a well rounded experience for both end users and admins/operators using the application. There are no limits to the application, so create as many projects/users/tickets that you need.

Lightweight Bug Tracking Solution written in PHP / Mysql

Traq is a PHP powered project manager, capable of tracking issues for multiple projects and multiple milestones, there is also a project timeline which displays events about tickets milestones and more. Features: Multiple Projects, Milestones, Timeline, Atom Feeds, Project Roles, Per-Project Permissions, Plugins, Filters, Custom Fields, Notifications.

Mantis is a PHP/MySQL-driven web based bugtracking system. It is simpler than bugzilla and easily editable. The software resides on a webserver while any web browser should be able to function as a client. It supports multiple projects and email notification. Supports over 18 languages.

Defect Tracking System is a PHP-based project designed to create a simple and easy to use bug/defect tracking system for multiple projects.