Jira may be extremely sluggish and require a large amount of memory on the client side.
Kualitatem - Kualitatem is an agile, business-focused global technology consultants offering Independent Software Quality Assurance Testing and Information Security Auditing services.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Testlio - Testlio is a community of expert testers that help companies release their apps with highest confidence
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.
Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.