ZenTao project management software provides software life cycle project management solutions, designed based on agile and CMMI management concepts and completely covers the core project management process.

ZenTao's features, customization, flexibility and simplicity make it the best open-source project management software to help your team hit goals and ship faster. After years of market tests and evaluations, it has proved that ZenTao is extremely stable and running well. Its powerful features support multiple projects from zero to huge.

ZenTao covers the whole product development lifecycle, including product design and requirements management, software development, testing and bug management, release management and OP management.

Jira is a proprietary issue tracking product developed by Atlassian that allows bug tracking and agile project management.

Jira is offered in four packages:

• Jira Work Management is intended as generic project management.
• Jira Software includes the base software, including agile project management features (previously a separate product: Jira Agile).
• Jira Service Management is intended for use by IT operations or business service desks.
• Jira Align is intended for strategic product and portfolio management

ZenTao has three kind of version: Free Version (Open Source), ZenTao Biz, and ZenTao Max.

ZenTao project management software provides software life cycle project management solutions, designed based on agile and CMMI management concepts and completely covers the core project management process.

ZenTao provides not only development workflow management, but also KBS (Knowledge base system), HRMS, IM,etc.

In summary, ZenTao = Jira Software + Conference + Jira Service Management + slack + Extension +More.