We have SIMULIA Academic Abaqus/CAE token based licenses, we have total 80 tokens. The software is installed in few compute servers(Akash1,appserver) and all laboratory computers.
User can also download and use the software in their computer using IITK LAN.

Some open source alternative of the Abaqus can be tried are OpenFOAM and elmer. The Linux installation instructions are at https://linux.cc.iitk.ac.in/lininfo/Abaqus2019.html and Windows at https://www.iitk.ac.in/nt/faq/abaqus_2019.htm
Contact Linux(in L3 lab CC) or Windows help desk for further information.