is a legacy version of the FPGA design software from Altera (acquired by Intel in 2015). It is widely used for programming older FPGA families such as Cyclone II, Cyclone III, Cyclone IV, MAX II, and MAX V .
– Intel offers a free "Web Edition" (later renamed Lite Edition) for Quartus II 13.0, which is fully functional for smaller devices. altera quartus ii 13.0 free download
The free version of Altera Quartus II 13.0, known as the , is officially discontinued and often difficult to find on the primary Intel/Altera Download Center . However, it remains a critical release for developers working with legacy hardware like Cyclone II or MAX 7000/3000 CPLDs, which later versions do not support. Where to Download is a legacy version of the FPGA design
Widely used in affordable development boards. Stratix II & III: High-performance legacy systems. The free version of Altera Quartus II 13
If you encounter crashes or GUI glitches: