Top 100s, Encyclopedias, Full Stack, FastAPI.
Single-file Claude artefacts, hosted Full Stack Next.js apps, and FastAPI services — all openable inside matsiems, or full-page in a new tab.
AI learning for every generation.
The Micro-Consulting Playbook
100 practical AI and Claude moves with diagrams, ready-to-run prompts, and book export.
Open appThe Librarian
100 principles for organising knowledge — with editorial diagrams, practical actions, and book export.
Open appThe Top 100 Tech Milestones
100 breakthroughs that built the modern world — with editorial diagrams and concrete actions.
Open appThe Micro-Consulting Playbook
100 practical AI and Claude moves with diagrams, ready-to-run prompts, and book export.
The Librarian
100 principles for organising knowledge — with editorial diagrams, practical actions, and book export.
The Top 100 Tech Milestones
100 breakthroughs that built the modern world — with editorial diagrams and concrete actions.
The Anthropic Playbook
The top 100 things to know about Anthropic — with editorial diagrams and ready-to-run prompts.
The Visual Encyclopaedia of Computer Basics
100 chapters. 10 topics. Everything you need to actually use a computer.
The Operator’s Handbook
The top 100 things Claude knows about Mat Siems — from every session on the record.
The Claude Code Playbook
100 things to know about Claude Code — with diagrams and runnable commands.
The Diagram Canon
100 famous diagrams from across history -- snap-scroll or grid, schematic + full redraw, export as book.
AI Glossary — Top 100 Keywords
The 100 most important AI terms, plain-English explanations, and practical context — searchable and filterable by category.
The Visual Encyclopaedia of AI for the Over-10s
40 fun chapters. 8 cool topics. AI explained for curious kids.
The Visual Encyclopaedia of AI for the Over-20s
60 practical chapters. 10 career-ready topics. AI for your generation.
The Visual Encyclopaedia of AI for the Over-40s
80 focused chapters. 10 leadership topics. AI for professionals who ship.
The Visual Encyclopaedia of AI for the Over-60s
80 accessible chapters. 10 friendly topics. AI for experienced minds.
AI Bez Strachu Kraków
Spokojne, praktyczne lekcje AI dla seniorów — po polsku i po angielsku.
Ilustrowana encyklopedia AI dla seniorów 75+
100 łagodnych rozdziałów. 10 przyjaznych tematów. AI w prostych słowach.
The Visual Encyclopaedia of AI for the Over-75s
100 gentle chapters. 10 friendly topics. AI made simple.
The Visual Encyclopaedia of AI
100 chapters. 10 topics. Everything that matters.
Poland A History in 100 Scenes
The 100 Most Complicated Languages
The 100 Most Watched Events Ever
AppAI
AI cockpit — orchestrate 100+ sites, fleet health, one-command deploy.
BoAI
Backoffice AI — asset generation, media pipeline, persona engine.
CCA
Independent Claude Certified Architect preparation — Academy course notes, architecture practice, transparent readiness tracking, and production-focused labs.
ContextAI
Context AI — knowledge graphs, retrieval augmentation, CLAUDE.md at scale.
Grid
The FAD app universe — 100 products on one infinite canvas.
I Tried 100 Claude Skills
Stop prompting. Start building systems.
SociAI
Sorbonne L3 Sociology-of-AI course app — 26 classes with inline SVG diagrams, MCQ pool, timed exam runner, essay + review modes.
The 100 Germans Who Shaped the World
The Diagram Canon v2
100 famous diagrams with improved editorial redraws, practical prompts, and book export.
The Harari 100 Big Ideas for Our Species
The Top 100 Biases & Heuristics
The Top 100 Paintings of Britain
The Top 100 Things That Made Britain
The Top 100 Ways to Think Clearly
The Visual Encyclopaedia of Poland
1,000 years of history. 10 ages. 100 chapters.