Jira may be extremely sluggish and require a large amount of memory on the client side.
Sync.com - Sync. com offers a backup tool and a file sharing service, rolled into one.
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.
Zoho WorkDrive - File storage & content collaboration tool for modern teams
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.
kDrive - The most privacy-friendly online storage and file sync service. From 2 TB, hosted in Switzerland.
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.