System Requirements

Java: JDK 5+ - read more here.
Memory: Minimum 2 GB RAM.
Space: With all included features and libraries installed, standalone Twist takes about 250-300 MB (depending on OS) space on disk.
Display: Minimum 1024 x 768 resolution. However resolutions of 1280x800 or 1440x900 are preferred if you want to have many views/windows/tabs open on the Twist perspectives view.
Browser: This is important only in the case of web testing

Supported Web Browsers


Driver	Recording?	Playback/Execution?
Sahi	Firefox 2.x and above, IE 7, 8 and 9, Google Chrome 12.0.x and 13.0.x, Safari 5.0.x, Opera 11.x	Firefox 2.x and above, IE 7, 8 and 9, Google Chrome 12.0.x and 13.0.x, Safari 5.0.x, Opera 11.x
Selenium 2	Firefox 3.6.x and 5.0.x, IE 7, 8 and 9, Chrome 12.0.x and 13.0.x	Firefox 3.6.x and 5.0.x, IE 7, 8 and 9, Chrome 12.0.x and 13.0.x
Selenium 0.9.x	Firefox 2.0 and above (stable releases)	Firefox 2.0 and above, IE 6, 7, 8

Eclipse: In case you are installing Twist as a plugin on top of Eclipse - Eclipse Helios 3.6.0. Although not rigorously tested, Twist 2.3 is known to work with Eclipse Indigo 3.7 as well.