Add ppt-to-notes skill

Labels: new skill education productivity file-processing

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What problem it solves

University students receive lecture slide decks that are dense and poorly formatted for active recall. Manually converting a 60-slide PPT into structured notes, Q&A blocks, and a cheat sheet before exams takes hours. This skill automates that entire pipeline — the student uploads the file and receives exam-ready study material immediately, formatted to match typical university marking conventions (2-mark definitions, 5-mark explanations, comparison tables).

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Who uses this workflow

Engineering and science undergraduates in India and globally who have back-to-back external exam cycles. Specifically useful for courses with heavy theoretical content — NoSQL, OS, SEPM, DSA, Python — where slides contain definitions, comparison tables, and step-by-step processes that map directly to exam questions. Also useful for professors preparing revision guides from their own lecture material.

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Attribution / inspiration

Built and iterated by Rutul Patel, Co-Founder & CTO at CampusCollab, during Semester 4 external exams at Ganpat University, Gujarat. The skill was refined through real exam prep sessions across subjects including NoSQL, DAA, OS, and Python, validating that the output format (inline compact Q&A for 50+ slides, full block Q&A for smaller decks) matches how students actually study and how examiners mark. The session-size branching logic was added after noticing large PPTs were consuming too much context for follow-up chapters.

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Files included

ppt-to-notes/ SKILL.md references/ format.md

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Example usage

User: [attaches NoSQL_Unit3.pptx] generate notes for exam

Claude: 📊 Detected: 48 slides 📝 Plan: Full notes in one message (~22% session usage) Generating now...

# NoSQL Database Systems — Unit 3

## CAP Theorem

### Study Notes
- **CAP Theorem**: A distributed system can guarantee only 2 of 3 properties simultaneously...

### Q&A

**Q: What is the CAP Theorem?**
- States that a distributed system cannot guarantee Consistency, Availability, and Partition Tolerance simultaneously
- ...

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## Quick Revision — Exam Cheat Sheet

### Key Definitions *(2-mark ready)*
| Term | Definition |
|---|---|
| **CAP Theorem** | ... |

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Key design decisions worth noting

• verbatim-first — Uses exact words from slides, not paraphrases. Prevents hallucination and keeps the output verifiable against the original deck.
• session-aware — Compact inline Q&A for 50+ slide decks to conserve context for multi-chapter sessions. Full block format for smaller decks where readability matters more.
• exam-aligned — Cheat sheet separates 2-mark definitions, 5-mark process answers, and comparison tables — matching how university papers are structured.
• zero friction — Triggers automatically on PPT upload with study intent — no command needed. Never asks clarifying questions before starting.

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Tested on

NoSQL (Neo4j, MongoDB), DAA, Operating Systems, Python, SEPM lecture slide decks ranging from 18 to 120 slides. Output quality validated against university exam papers for Ganpat University CE Semester 4.