You can search your college/school and have FREE software for students use. There are other programs run independently by software vendors.
List of Free software such as Microsoft Windows, Office, Visual Studio, IBM and VMware packages: https://onthehub.com/download/free-software/
Check your school/college eligibility: http://onthehub.com/search/higher-ed
You can save more via discounts if you are student, faculty and staff, check this: https://onthehub.com/download/software-discounts/
Let me know if you need any help.