Jira may be extremely sluggish and require a large amount of memory on the client side.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
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.
nginx - A high performance free open source web server powering busiest sites on the Internet.
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.
lighttpd - A secure, fast, compliant, and very flexible web-server that has been optimized for high-performance environments
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.