Show HN Daily Selection (2025-09-27)
- Dreamtap – Make your AI more creative
- FingerprinterJS – A tiny JavaScript library for browser fingerprints
- A little notebook for learning linear algebra with Python
- Font Tester – Preview fonts on custom content
- Melange - pegging AI inference to the cost of the most expensive model
- WebGPU FTW with Splat-Transform
- PossibleWorldWikis – LLM-based fictional world wiki generator
- Linklever makes the concept of default browser obsolete
- Macscope – I decide to built a better Cmd-Tab replacement for macOS
- NextMin – Generate REST APIs and Admin Panels from JSON Schemas
- Browse how LLMs generate famous artworks as SVGs
- Go Allocations Explorer for VS Code
Dreamtap – Make your AI more creative [Design]
46 points, 12 comments
Dreamtap enhances AI creativity.
- Boosts AI-generated content creativity
- Designed for creative applications
- Simple integration with existing AI systems
Discussion Link, Original Link
FingerprinterJS – A tiny JavaScript library for browser fingerprints [Developer Tools]
17 points, 6 comments
A lightweight JavaScript library for generating browser fingerprints using various signals like canvas, WebGL, audio, and more.
- No dependencies
- Written in TypeScript
- Customizable collectors (enable/disable)
- Supports adding custom data
- Includes a suspicious-activity score
Discussion Link, Original Link
A little notebook for learning linear algebra with Python [Education]
175 points, 42 comments
Learn linear algebra with Python in an interactive notebook.
- Interactive Python notebook for learning linear algebra
- Practical, hands-on approach to linear algebra concepts
Discussion Link, Original Link
Font Tester – Preview fonts on custom content [Design]
3 points, 1 comments
A tool for previewing and comparing Google Fonts on custom content to see how they pair together.
- Compare serif and sans-serif fonts for headers and paragraphs
- Adjust and tinker with font combinations before downloading
- Currently supports free Google Fonts with potential for expansion
- Helps visualize font usage in specific projects
Discussion Link, Original Link
Melange - pegging AI inference to the cost of the most expensive model [Business]
3 points, 1 comments
One-sentence summary: Melange pegs AI inference costs to the most expensive model.
- Cost-based pricing tied to the highest-priced model
- Simplifies AI inference cost management
Discussion Link, Original Link
WebGPU FTW with Splat-Transform [Developer Tools]
4 points, 0 comments
WebGPU-based open-source Gaussian splat converter/compressor for cross-platform ML/GS training without CUDA/NVIDIA dependency.
- Uses WebGPU instead of CUDA/NVIDIA for broader compatibility
- Single codebase works on Linux, MacOS, and Windows
- Leverages Google's Dawn project for implementation
- Potential for future browser-based execution
Discussion Link, Original Link
PossibleWorldWikis – LLM-based fictional world wiki generator [Entertainment]
3 points, 1 comments
PossibleWorldWikis is an LLM-based tool that generates fictional world wikis, inspired by Borges' encyclopedias and Brian Eno's idea of valuing system flaws like hallucinations.
- Generates fictional world wikis using LLM technology
- Inspired by Borges' fictional encyclopedias and Brian Eno's philosophy
- Embraces and leverages LLM hallucinations as creative features
- Designed to be both interesting and fun for users
Discussion Link, Original Link
Linklever makes the concept of default browser obsolete [Productivity]
4 points, 9 comments
Linklever is a cross-platform browser launcher that routes and transforms URLs based on user-defined rules before opening them in the preferred browser.
- Works offline and locally as the default browser
- Configurable rules and filters for URL routing and transformation
- Supports macOS, Windows, and Linux
- Fast launch latency (10-20ms) due to AOT compilation
- Includes Firefox and Chrome extensions for seamless integration
- Built with C#, Avalonia, and SQLite
- Developed as a commercial successor to the open-source BrowseRouter
Discussion Link, Original Link
Macscope – I decide to built a better Cmd-Tab replacement for macOS [Productivity]
14 points, 22 comments
Macscope is a macOS window manager and app switcher that enhances the Cmd+Tab workflow with advanced window management and workspace organization.
- Augments Cmd+Tab with a hold-to-open interface for window and tab management
- Unified search for apps, windows, and browser tabs
- Live previews of windows before switching
- Advanced window arrangement (splits, grids) and modifier-based snapping
- "Scopes" feature to save and restore window collections for different tasks
- Native Swift app supporting Apple Silicon and Intel
- Free trial with 250 actions and HN-exclusive 50% discount on lifetime license
Discussion Link, Original Link
NextMin – Generate REST APIs and Admin Panels from JSON Schemas [Developer Tools]
4 points, 2 comments
NextMin generates REST APIs and admin panels from JSON schemas with a developer-friendly approach.
- Dynamic Schema System for instant CRUD API creation
- React + Tailwind-powered admin panel with live schema updates
- Flexible API routing with JWT and API key authentication
- Seamless S3-compatible file storage integration
- Hot reloading for backend and frontend without server restarts
- Monorepo-ready with private npm package support
Discussion Link, Original Link
Browse how LLMs generate famous artworks as SVGs [Design]
6 points, 0 comments
A gallery showcasing how LLMs recreate famous artworks as SVG vector graphics by combining art knowledge with SVG code generation.
- Demonstrates LLMs' ability to generate SVG code for famous paintings
- Inspired by Simon Willison's creative LLM benchmark approach
- Includes a workshop feature for adding or generating new artworks
- Can be run locally with an OpenRouter API key
- Example available on X (Twitter) for viewing in action
Discussion Link, Original Link
Go Allocations Explorer for VS Code [Developer Tools]
4 points, 0 comments
A VS Code extension that simplifies tracking memory allocations in Go by visualizing them directly in the editor.
- Identifies memory allocations from Go benchmarks with a single click
- Displays allocations with links to source lines for easy debugging
- Integrates with VS Code's sidebar for quick access
- Open-source and available on GitHub for customization