Jira is one of best applications used for bug tracking, issue tracking and project management work. It has very good API integration features and supports a large number of plugins like for supporting Crucible, SVN, CVS, Bamboo build integration etc. It can be very easily integrated with other tools provided by the Atlassian. It has a great feature for showing up updates on comments through email notifications. It also supports configuring basic visibility levels for different sections.
Room for Improvement:
Jira is not a highly customizable platform, all you can do is use various plugins and widget to fulfill your needs and if you need more than that, then you might have to look for other project management tools. It is also known to occasionally run out of memory. Customizing the Jira settings and configurations is a bit difficult and complex for first time users. Jira is primarily suitable for small to medium organizations only.
Jira is one of the best bug tracking, issue tracking and project management tools available in the market. It can be easily integrated with various 3rd party plugins related to project management, source code control systems, code review systems etc. Jira user interface is not very good, but is pretty decent. It is primarily suitable for small and medium organizations