Subject directory27 subjects indexed1,813 active in listed subjects4,288 total in listed subjects
Subject areas
The Subjects
Every subject area in the register, ranked by how many courses it covers. Open any subject to browse its full catalog.
Directory27subject areas
- Active listed
- 1,813
- Total listed
- 4,288
- Providers
- 8
01
All Subjects
Shaded by catalog size — deeper means more courses. Each opens that subject's full register.
Education308742 totalBusiness & Management204361 totalComputer Science & Software132265 totalEngineering124325 totalWriting & Literature101259 totalLanguages & Translation96270 totalHealthcare & Medicine89232 totalBiotechnology & Life Sciences85235 totalArts & Design81222 totalSafety & Compliance70187 totalLaw & Policy65168 totalFinance & Accounting60123 totalTest Preparation4994 totalAI & Machine Learning4792 totalData Science & Analytics4093 totalProject Management3778 totalPsychology & Counseling3677 totalLeadership3590 totalGeneral Studies3381 totalMarketing & Communications3174 totalSocial Sciences2046 totalEnvironment & Sustainability1967 totalCybersecurity1631 totalArchitecture & Real Estate1134 totalHumanities1121 totalPublic Health1116 totalHospitality & Tourism25 total