按它们不同的级别，这些课程分成以下三类：
- 初级
- 中级
- 高级
对于首次出现的课程，标记为 [NEW]。
初级（112）
- 来自 Rice University★★★★★(3018)
- 来自 Massachusetts Institute of Technology ★★★★★(115)
- 来自 University of Toronto ★★★★★(100)
- 来自 University of Virginia ★★★★☆(68)
- 来自 Harvard University ★★★★★(65)
- 来自 Rice University ★★★★★(52)
- 来自 Linux Foundation ★★★★☆(37)
- 来自 University of Michigan ★★★★★(36)
- 来自 Cal Poly Pomona ★★★★☆(26)
- 来自 Harvard University
- 来自 Harvard University
- 来自 Universidad Carlos iii de Madrid
- 来自 Curtin University
- 来自 Atlassian
- 来自 Stanford University ★★★★☆(15)
- 来自 Indian Institute of Technology Bombay ★★☆☆☆(13)
- 来自 KU Leuven University ★★★★☆(12)
- 来自 Stanford University ★★★★★(11)
- 来自 Stanford University ★★★★★(11)
- 来自 University of London International Programmes ★★★★☆(10)
- 来自 Duke University ★★★★☆(9)
- 来自 University of Maryland, College Park ★★★☆☆(9)
- 来自 Microsoft ★★★☆☆(9)
- 来自 World Wide Web Consortium (W3C)★★★★☆(9)
- 来自 University of Toronto ★★★★☆(7)
- 来自 University of California, Los Angeles★★★★★(7)
- 来自 Microsoft ★★★★☆(5)
- 来自 World Wide Web Consortium (W3C)★★★★☆(5)
- 来自 The Hong Kong University of Science and Technology ★★★★☆(4)
- 来自 Universidad Carlos iii de Madrid★★★★☆(4)
- 来自 Université catholique de Louvain★★★★☆(4)
- 来自 Université catholique de Louvain★★★★★(4)
- 来自 Harvey Mudd College ★★★★★(4)
- 来自 University of Pennsylvania★★★★★(2)
- 来自 University of California, Berkeley ★★★★★(2)
- 来自 Georgia Institute of Technology ★★★★★(2)
- 来自 Indian Institute of Technology Bombay ★★★★☆(2)
- 来自 University of Adelaide ★★★★★(2)
- 来自 Cornell University ★★★★★(2)
- 来自 Google ★★★★☆(2)
- 来自 University of Texas Arlington ★★★★★(2)
- 来自 Microsoft ★★★★★(2)
- 来自 Harvey Mudd College★★★★★(2)
- 来自 Princeton University ★★★☆☆(1)
- 来自 The University of British Columbia ★★★★★(1)
- 来自 California Institute of the Arts★★★★☆(1)
- 来自 Galileo University ★☆☆☆☆(1)
- 来自 Galileo University ★☆☆☆☆(1)
- 来自 National University of Singapore★★★★☆(1)
- 来自 Microsoft ★★☆☆☆(1)
- 来自 Microsoft ★★★★★(1)
- 来自 Microsoft ★★★★★(1)
- 来自 ETH Zurich ★★★★☆(1)
- 来自 ETH Zurich
- 来自 Newcastle University★★★☆☆(1)
- 来自 Technische Universität München (Technical University of Munich) ★★★★★(1)
- 来自 Harvey Mudd College★★★☆☆(1)
- 来自 Harvard University
- 来自 Duke University
- 来自 University of Washington
- 来自 Rice University
- 来自 Rice University
- 来自 The University of British Columbia
- 来自 University of California, Davis
- 来自 The Hong Kong University of Science and Technology
- 来自 University of Colorado Boulder
- 来自 Purdue University
- 来自 Purdue University
- 来自 Purdue University
- 来自 Galileo University
- 来自 Galileo University
- 来自 Galileo University
- 来自 Galileo University
- 来自 Universidad Carlos iii de Madrid
- 来自 Universidad Carlos iii de Madrid
- 来自 Yonsei University
- 来自 Yonsei University
- 来自 Rochester Institute of Technology
- 来自 Google
- 来自 Google
- 来自 University of Texas Arlington
- 来自 Microsoft
- 来自 Microsoft
- 来自 Microsoft
- 来自 Microsoft
- 来自 Microsoft
- 来自 Microsoft
- [CSS 基础 来自 Microsoft
- 来自 World Wide Web Consortium (W3C)
- 来自 Raspberry Pi Foundation
- 来自 InnoEnergy