Free bartending school app – learn cocktails without paying for school
Bartending trainer with inventory-tracking—free competitor to paid apps, but crowded category.

Runnable agent demos beat static tutorials, but Coursera and DeepLearning.AI own this space.
Developers learning to build AI agents
DeepLearning.AI · Coursera · DataCamp
Bartending trainer with inventory-tracking—free competitor to paid apps, but crowded category.
DuckDB-Wasm runs SQL queries on dropped files directly in your browser, no server needed.
Yet another RAG eval UI in a field crowded with Arize, LangSmith, and Ragas.
Visually impressive, but the agent still needs manual intervention to generate good visuals.
Cross-platform rule engine with gorgeous playground debugger, but unproven beyond demo scenarios.
Hand-drawn physics sandbox inspired by XKCD's machine and The Incredible Machine.