The Altera Quartus II 8.1 Web Edition offers a wide range of features, including:
The for Windows is a legacy version of the comprehensive FPGA design suite released in November 2008 . It is a free, no-license-required version specifically designed for CPLDs and medium-density FPGAs. Altera Quartus II 8.1 Web Edition -Windows- free download
Altera Quartus II 8.1 Web Edition for Windows: Free Download Guide The Altera Quartus II 8