Show HN Daily Selection (2025-04-14)
- Gatehouse-TS – TypeScript port of Rust's authorization policy framework
- I Made YC Rejection Simulator
- Real-time emergency incident maps from police/fire/EMS radio
- LeetGPU, a playground to learn practice and hone your GPU programming.
- Opsmate - LLM Powered SRE Assistant
- A Hacker News client that only shows YouTube videos
- Cigarette – a Safari extension that hides ads on X, Reddit, & LinkedIn
- Sequel – Open-source Database MCP servers
- Open-Sourced AI CLI Tool
- A lightweight web browser built with Rust and egui
- QSleep (iOS Sleep App)
- Prime Factorization Game
Gatehouse-TS – TypeScript port of Rust's authorization policy framework [Developer Tools]
18 points, 0 comments
Gatehouse-TS is a zero-dependencies TypeScript port of Rust's Gatehouse authorization policy framework.
- Ported from Rust to TypeScript for fun and practical use
- Combines different access control policies for resource authorization
- Zero dependencies, lightweight library
- Approved by original Rust project authors
- Useful for real-world applications at work
Discussion Link, Original Link
I Made YC Rejection Simulator [Entertainment]
22 points, 7 comments
YC Rejection Simulator simulates the experience of receiving a rejection from Y Combinator.
- Simulates YC rejection emails
- Provides a realistic rejection experience
- Humorous take on startup culture
Discussion Link, Original Link
Real-time emergency incident maps from police/fire/EMS radio [Life Assistant]
19 points, 4 comments
Real-time emergency incident maps sourced from police, fire, and EMS radio communications.
- Provides live updates on emergency incidents
- Aggregates data from multiple emergency services
- Visualizes incidents on an interactive map
Discussion Link, Original Link
LeetGPU, a playground to learn practice and hone your GPU programming. [Education]
5 points, 2 comments
LeetGPU is an online playground for learning and practicing CUDA programming without needing a GPU.
- Free to use
- No GPU required
- Write and execute CUDA code online
- Designed for learning and practice
Opsmate - LLM Powered SRE Assistant [Developer Tools]
5 points, 1 comments
LLM-powered SRE assistant for operations management.
- Powered by LLM for intelligent assistance
- Designed for Site Reliability Engineering tasks
- Aims to streamline operations management
Discussion Link, Original Link
A Hacker News client that only shows YouTube videos [Video]
11 points, 8 comments
A Hacker News client that filters and displays only YouTube videos with thumbnails.
- Filters Hacker News posts to show only YouTube video links
- Displays video thumbnails for better visual browsing
- Built using the hn.algolia.com API and Nuxt3
- Originally a personal tool, now shared publicly for others to use
Discussion Link, Original Link
Cigarette – a Safari extension that hides ads on X, Reddit, & LinkedIn [Productivity]
3 points, 0 comments
Hides ads on X, Reddit, and LinkedIn in Safari.
- Blocks ads on X (Twitter)
- Removes ads from Reddit
- Eliminates ads on LinkedIn
- Works as a Safari extension
Discussion Link, Original Link
Sequel – Open-source Database MCP servers [Developer Tools]
4 points, 1 comments
Open-source Database MCP servers.
- Open-source solution
- Database management and control
- MCP (Master Control Program) server functionality
Discussion Link, Original Link
Open-Sourced AI CLI Tool [Developer Tools]
7 points, 1 comments
An open-source CLI tool that automatically generates inline documentation for Python code using AI.
- Automatically generates docstrings and comments for Python functions
- Supports function-level documentation with plans for README.md generation, API docs, and database schema documentation
- Designed for fast-moving or messy codebases
- Requires Python environment and OpenAI API key (stored locally)
- Available on PyPI and GitHub for installation and contribution
Discussion Link, Original Link
A lightweight web browser built with Rust and egui [Consumer Tech]
4 points, 0 comments
A lightweight web browser built with Rust and egui for minimalist HTML rendering.
- Built with Rust and egui for performance and cross-platform compatibility
- Supports basic HTML display with clean white background and dark text
- Experimental version lacks JavaScript and complex CSS support
- Actively developed with plans to expand capabilities while maintaining lightweight design
Discussion Link, Original Link
QSleep (iOS Sleep App) [Health]
4 points, 0 comments
QSleep is an iOS app offering sleep tools and tracking to improve sleep quality.
- Suite of sleep tools
- Sleep tracking functionality
- Designed to enhance sleep quality
- Developer seeking user feedback
Discussion Link, Original Link
Prime Factorization Game [Education]
3 points, 0 comments
A simple game for young kids (7-10 year-olds) to learn prime factorization.
- Designed for ages 7-10
- Teaches prime factorization concepts
- Interactive and engaging gameplay