presentation-skill-pack vs Gamma — AI presentation web app

Side-by-side

Criterion	presentation-skill-pack	Gamma
Where it runs	Inside your AI agent (Claude Code, Cursor, Copilot, Codex, Gemini CLI)	AI presentation web app
Output format	Single self-contained HTML file — you own it	Platform-hosted or exported file
Price	✓ Free, MIT licensed, no account	Freemium or subscription
LLM schema	✓ Typed Deck JSON spec — consistent, validatable	✗ Freeform generation
MCP support	✓ 5 typed MCP tools	✗ No MCP integration
Offline / no login	✓ Works fully offline after install	✗ Requires internet + account
Theming	Swappable npm theme packages	Built-in styles only

Where Gamma is stronger

Polished web UI
Real-time collaboration
Hosted sharing links

Where presentation-skill-pack is stronger

Runs inside Claude Code, Cursor, Copilot, Codex, Gemini CLI
Output is a portable self-contained HTML file you own
Free, MIT licensed, no account
Schema-validated Deck JSON — consistent, reproducible output

Verdict

If you want a polished web editor and hosted slides, Gamma is a capable tool. If you're already working inside an AI coding agent and want decks without leaving your workflow, presentation-skill-pack is the faster path — and you own the output file outright.

Try presentation-skill-pack in one command:

npx @presentation-skill-pack/install claude-code

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