Initial release: 1987;
Macaulay2
Initial release: 1993
Sagemath
Initial release: 24 February 2005
MATLAB
First appeared: late 1970s
MATHEMATIC
Initial release: June 23, 1988;
Initial release: June 23, 1988; 34 years ago
Available in: English, Chinese, Japanese
Website: www.wolfram.com/mathematica