| Arguments and Side Effects Must Be Honest | concept | 1 | Open |
| Book Exercise Lanes | exercise | 11 | Open |
| Clean Code Is a Change Strategy | concept | 1 | Open |
| Comments Are a Last Resort | concept | 1 | Open |
| Errors and Boundaries Should Not Obscure Intent | concept | 3 | Open |
| Formatting Shapes How Code Is Read | concept | 1 | Open |
| Functions Should Do One Thing | concept | 1 | Open |
| Heuristics Sharpen Review Judgment | concept | 1 | Open |
| Learning Resources | resource | 16 | Open |
| Names Carry Design Intent | concept | 1 | Open |
| Objects Hide Decisions, Data Structures Expose Them | concept | 1 | Open |
| Refactoring Is Successive Refinement | concept | 3 | Open |
| Reference and Selective Reading | reference | 21 | Open |
| Simple Design Emerges Through Cleanup | concept | 2 | Open |
| Small Classes Organize for Change | concept | 2 | Open |
| Systems Need Seams, Not Giant Blobs | concept | 1 | Open |
| Tests Enable Design Change | concept | 1 | Open |
| Tests Should Read Like Explanations | concept | 3 | Open |