Altera Quartus Ii 8.1 Web Edition -windows- Free Download ((exclusive)) Jun 2026

Because version 8.1 is a legacy release, it is no longer the primary download on the official Altera/Intel site, which now promotes Quartus Prime Lite as the modern free alternative . To find version 8.1, you can use the following methods:

FEATURE web quartusd 8.1 permanent uncounted 0123456789AB HOSTID=ANY \ ISSUER="Altera Corporation" ISSUED=1-jan-2008 NOTICE="Web Edition" \ SN=WEB-EDITION-81 Altera Quartus II 8.1 Web Edition -Windows- free download