Download Questasim For Linux -

sudo yum install -y libXft libXmu libXext libX11 libXrender freetype fontconfig libXScrnSaver libXtst libXi libSM libICE Also ensure gcc , g++ , and make are installed – QuestaSim uses them for compiled libraries. Create an install directory (avoid system-owned folders like /usr/local to prevent permission issues):

mkdir -p ~/intelFPGA/questa_sim chmod +x questasim-linux_x86_64-202x.x.run ./questasim-linux_x86_64-202x.x.run --mode text --prefix ~/intelFPGA/questa_sim For GUI installer (if you have X11 forwarding): download questasim for linux

export QUESTA_HOME=~/intelFPGA/questa_sim export PATH=$QUESTA_HOME/bin:$PATH export LM_LICENSE_FILE=1717@localhost # only for floating license export MGLS_LICENSE_FILE=$LM_LICENSE_FILE Then reload: sudo yum install -y libXft libXmu libXext libX11

If your goal is industry-standard verification on Linux, QuestaSim is worth the effort. Siemens support is responsive, but the free Starter Edition license usually arrives within 1 hour. QuestaSim Starter Version 202x

QuestaSim Starter Version 202x.x ... To compile and simulate a tiny design:

If you’re working with SystemVerilog, UVM, or complex FPGA designs on a Linux workstation, Siemens QuestaSim is one of the most powerful simulators you can use. But getting the software legally and installing it on Linux can be confusing.