Yes, the is free. Unlike the "Subscription Edition," it does not require a license file or a MAC address registration for the core software features. However, some advanced IP cores (like certain DDR3 controllers) may still require a paid license to generate a permanent "bitstream" for your FPGA.

Recommended if you have a slow connection. At a minimum, you will need: Quartus II Software (includes Qsys) ModelSim-Altera Edition

If you are installing Quartus II 13.0 on , you might encounter driver issues, particularly with the USB-Blaster .

Device support files for your specific chip (e.g., Cyclone II, III, IV). Installation Tips for Modern Systems

It is known for being a stable environment for 32-bit and 64-bit Windows and Linux systems. Key Features of the 13.0 Release

An advanced tool for connecting intellectual property (IP) functions and subsystems.