| v2026.10.4 | Highlight what matters, keep notes beside the text, and carry a compact reference into your next build. This edition adds a reading workspace, 154 cheat sheets, and the ready edition of SGLang 101. [Start learning](https://aiengineeringfromscratch.com) ยท [Cheat sheets](https://aiengineeringfromscratch.com/cheatsheets) ยท [SGLang 101](https://aiengineeringfromscratch.com/manual-sglang-101.html) ## Highlights and notes Select text in a lesson or manual, choose one of four colors, and add a note. | High | 10/19/2026 |
| v2026.10.3 | Edition 2026.10.3 adds a reverse engineering track, a third manual, and LaTeX math in the lessons. The curriculum grows from 523 to **542 lessons across 20 phases**. ## Learn reverse engineering Fourteen new Phase 13 lessons teach how to read a compiled program you built yourself, from file bytes to evidence-backed pseudocode (#597). - The lessons cover program anatomy (ELF, Mach-O, PE), disassembly and control-flow graphs, lifting to IR and SSA, calling conventions on System V, Windows x64 a | High | 10/15/2026 |
| v2026.10.2 | Edition 2026.10.2 adds a second manual, a public API and MCP server for the curriculum, and fixes across the site. The curriculum stays at **523 lessons across 20 phases**, with 2 lesson texts revised since Edition 2026.10.1. ## Read Docker Sandboxes and Docker Agent 101 [Docker Sandboxes and Docker Agent 101](https://aiengineeringfromscratch.com/manual-docker-sandboxes-101) explains Docker Sandboxes (`sbx` 0.47.0) and Docker Agent (`docker-agent` 1.149.0), from their purpose to each command, | High | 10/10/2026 |
| v2026.10.1 | Edition 2026.10.1 adds the first long-form manual, a catalog of 100 projects, and fixes across the site. The curriculum stays at **523 lessons across 20 phases**, with 3 lesson texts revised since Edition 2026.10. ## Read A2A 101, the first manual [A2A 101](https://aiengineeringfromscratch.com/manual-a2a-101.html) explains the Agent2Agent protocol at v1.0.1, from its purpose to each request and response. It has 28 sections in 7 parts, 7 reference sections, and 31 figures. The PDF is attached b | High | 10/6/2026 |
| v2026.10 | Edition 2026.10 adds exam prep for the Model Context Protocol Associate (MCPA) certification, translates the site interface around every lesson, and holds the course to stricter checks. The curriculum stays at **523 lessons across 20 phases**, with 58 lesson texts revised since Edition 2026.09. CI now runs the lessons' own tests, and a sweep repaired datasets, models, tools, and links that no longer resolve. ## Prepare for the MCPA exam The new [MCPA certification prep](https://aiengineeringfr | High | 9/27/2026 |
| v2026.09 | The September edition brings the curriculum to **523 lessons across 20 phases**, with 20 new lessons and 21 revised lesson texts since Edition 2026.08. It adds learning paths for real engineering work, expands Agent Skills and MCP practice, and improves the experience of moving between the website, repository, and terminal. ## Choose a path through the curriculum The new [AI Engineering Learning Paths](https://aiengineeringfromscratch.com/learning-paths.html) organize the course into four core | High | 9/7/2026 |
| v2026.08 | The August edition. Three big surfaces landed: a certification prep program, the course in five languages, and a rebuilt way to navigate all 503 lessons. ## Certification prep, free and build-first A new [certifications section](https://aiengineeringfromscratch.com/certifications.html) turns public exam blueprints into study paths you build through, not read through. The first program covers all four Claude credentials from the July 2026 exam guides (Associate, Developer, Architect Foundations | High | 8/10/2026 |
| v2026.07 | First book edition. EPUB and PDF for all six volumes are built by CI from the lesson sources and attached to this release automatically; allow the build a few minutes to upload them. The download links on the site and README always point at the newest release. | High | 7/25/2026 |
| main@2026-06-25 | Latest activity on main branch | High | 6/25/2026 |
| 0.0.0 | No release found โ using repo HEAD | High | 4/21/2026 |