Show HN Daily Selection (2025-09-14)
- A store that generates products from anything you type in search
- CLAVIER-36 – A programming environment for generative music
- I built an open source drag and drop editor for Genkit AI flows
- YC Startup Map – A Map Visualization of the YC Startup Directory
- Tap Map (iOS) crowdsourced beer prices in Edinburgh and London
- wcwidth-o1 – Find Unicode text cell width in no time for JavaScript/TS
A store that generates products from anything you type in search [E-commerce]
699 points, 240 comments
AI-generated product store based on search input.
- Creates products from user search queries
- Dynamic and instant product generation
- Novel concept blending search and e-commerce
Discussion Link, Original Link
CLAVIER-36 – A programming environment for generative music [Audio]
92 points, 19 comments
CLAVIER-36 is a programming environment for generative music, inspired by cellular automata and Orca.
- Programs are laid out in a two-dimensional grid and evolve over time with local rules.
- Includes a primitive sampler for sound interpretation but works best with external instruments.
- Written in C and compiled to WASM for browser use.
- Inspired by Orca but diverged into a unique implementation.
- Features an about page, user manual, and tutorial video for guidance.
Discussion Link, Original Link
I built an open source drag and drop editor for Genkit AI flows [Developer Tools]
3 points, 1 comments
An open-source drag-and-drop editor for building and managing Genkit AI flows.
- Manages and executes simple flows remotely
- Supports GoogleAI, Anthropic, and OpenAI
- Integrates with remote MCP tools
- Provides API endpoints for remote flow execution
- Compatible with Genkit client SDK
- Planned support for Ollama, vector stores, multi-agent flows, and session management
YC Startup Map – A Map Visualization of the YC Startup Directory [Business]
12 points, 2 comments
YC Startup Map visualizes the geographical distribution of YC startups.
- Interactive map of YC startup locations
- Visual representation of startup density
- Easy navigation and exploration of YC companies
Discussion Link, Original Link
Tap Map (iOS) crowdsourced beer prices in Edinburgh and London [Consumer Tech]
3 points, 0 comments
Crowdsourced beer price tracking app for iOS in Edinburgh and London.
- Tracks beer prices via user submissions
- Currently covers Edinburgh and London
- iOS platform only
Discussion Link, Original Link
wcwidth-o1 – Find Unicode text cell width in no time for JavaScript/TS [Developer Tools]
15 points, 3 comments
A TypeScript-optimized port of wcwidth with O(1) performance for Unicode text cell width calculation.
- Optimized with bitset lookups for constant-time performance
- Supports full Unicode 15.1 combining ranges
- Available on GitHub and NPM for easy integration