Show HN Daily Selection (2025-07-14)
- A Raycast-compatible launcher for Linux
- Learn LLMs LeetCode Style
- A Lisp for code generation and metaprogramming in non-Lisp languages
- A Browser-Only Dream Interpreter Using Symbol Logic and JavaScript
- I built this to talk Danish to my girlfriend – works with any language
- Type-safe PostgreSQL helpers for Kysely – arrays, JSONB, and vector ops
- c0admin – A terminal-based AI assistant for Linux sysadmins
- I made a free tool to sync Strava activities with your calendar
- CMS-like editing for Markdown with contenteditable and 100 lines of JS
- The simplest way to use MCP. local-first. 100% open source
- An open-source, Android app for discovering privacy-respecting software
- Clu3 – Team up with GPTs in a 2v2 game of codenames
- HNping 'remind me later' for HN via web push
- I added Game of Life to my Portfolio Website and it's so cool
- Sohri – Turn short stories into binge-able audio episodes
- We developed an AI tool to diagnose car problems
- I built an LLM chat app because we shouldn't need 10 AI subscriptions
- Magnetar, a high-perf BitTorrent parsing and manipulation library
- 0xDEAD//Type – A Fast-Paced Typing Shooter with Retro Vibes
- FluidAudio – Swift Speaker Diarization on CoreML
A Raycast-compatible launcher for Linux [Developer Tools]
128 points, 28 comments
A Raycast-compatible launcher for Linux built with Tauri, Rust, and Svelte.
- Compatible with most Raycast extensions
- Custom React renderer and API for extension support
- Open-source and early-stage for community feedback
Discussion Link, Original Link
Learn LLMs LeetCode Style [Education]
111 points, 18 comments
Practice solving LLM problems in a LeetCode-style format.
- Interactive problem-solving approach
- Focused on LLM-related challenges
- Structured learning format
Discussion Link, Original Link
A Lisp for code generation and metaprogramming in non-Lisp languages [Developer Tools]
3 points, 0 comments
A Lisp dialect designed for code generation and metaprogramming in non-Lisp languages.
- Written in RPython for performance and compatibility
- Targets non-Lisp developers for easier adoption
- Early-stage project with missing features like modules and pattern matching
- Source code not yet published due to sustainability concerns
Discussion Link, Original Link
A Browser-Only Dream Interpreter Using Symbol Logic and JavaScript [Life Assistant]
12 points, 4 comments
A browser-based dream interpreter using symbolic logic and JavaScript without AI or backend.
- Runs entirely in the browser with vanilla JavaScript
- Uses a hand-mapped keyword system with over 300 custom meanings
- Scans dream text and applies deterministic logic for interpretation
- Stores all data locally in localStorage with no tracking or server interaction
- Designed to explore subconscious patterns without machine learning
Discussion Link, Original Link
I built this to talk Danish to my girlfriend – works with any language [Education]
18 points, 7 comments
A language learning app that helps users practice writing in a target language by correcting and explaining mistakes in real-time.
- Corrects and explains unclear parts marked with curly braces
- Provides instant feedback without interrupting the learning flow
- Includes a history feature for reviewing mistakes
- Plans to expand with summaries of areas needing improvement
- Designed for learners to practice writing confidently without relying on translators
Discussion Link, Original Link
Type-safe PostgreSQL helpers for Kysely – arrays, JSONB, and vector ops [Developer Tools]
3 points, 0 comments
Type-safe PostgreSQL helpers for Kysely with support for arrays, JSONB, and vector operations.
- Type-safe PostgreSQL integration
- Supports arrays and JSONB
- Includes vector operations
- Designed for use with Kysely
Discussion Link, Original Link
c0admin – A terminal-based AI assistant for Linux sysadmins [Developer Tools]
7 points, 1 comments
A terminal-based AI assistant for Linux sysadmins that runs locally using your own Gemini API key.
- Runs locally with your Gemini API key
- No signup, server, or tracking required
- Provides interactive suggestions directly in the terminal
Discussion Link, Original Link
I made a free tool to sync Strava activities with your calendar [Productivity]
7 points, 3 comments
Sync Strava activities with your calendar for free.
- Free tool
- Automatically syncs Strava activities
- Integrates with calendar apps
Discussion Link, Original Link
CMS-like editing for Markdown with contenteditable and 100 lines of JS [Productivity]
4 points, 1 comments
Markdown editor with CMS-like editing using contenteditable in just 100 lines of JS.
- CMS-like editing for Markdown
- Uses contenteditable for rich editing
- Minimal implementation (100 lines of JS)
Discussion Link, Original Link
The simplest way to use MCP. local-first. 100% open source [Developer Tools]
10 points, 2 comments
Simplest way to use MCP with local-first approach and fully open-source.
- Local-first architecture
- 100% open-source
- Simple MCP implementation
Discussion Link, Original Link
An open-source, Android app for discovering privacy-respecting software [Consumer Tech]
5 points, 0 comments
Open-source Android app for discovering privacy-respecting software.
- Helps users find privacy-focused software
- Open-source and transparent
- Designed for Android devices
Discussion Link, Original Link
Clu3 – Team up with GPTs in a 2v2 game of codenames [Entertainment]
3 points, 0 comments
One-sentence summary: Clu3 is a 2v2 game of Codenames where each team consists of one human and one LLM to test how well AI can predict human clues.
- Team-based gameplay with humans and LLMs collaborating
- Tests LLMs' ability to understand and predict human clues
- Designed for multiplayer interaction with friends
- Inspired by the classic board game Codenames
Discussion Link, Original Link
HNping 'remind me later' for HN via web push [Productivity]
8 points, 2 comments
HNping is a tool that sends web push notifications to remind users to revisit Hacker News posts at a later time.
- Sets reminders for HN posts with notifications at chosen times (5 minutes to 1 week)
- No personal info required—uses UUID for anonymous accounts
- Simple setup: drag a bookmarklet and enable notifications
- Built on Cloudflare Worker with D1 storage and Firebase Cloud Messaging for push notifications
Discussion Link, Original Link
I added Game of Life to my Portfolio Website and it's so cool [Design]
4 points, 0 comments
A terminal-inspired portfolio website featuring Conway's Game of Life as an interactive command.
- Terminal-style interface for portfolio navigation
- Interactive "gameoflife" command to play Conway's Game of Life
- Unique, themed design for a developer portfolio
- Encourages user engagement and feedback
Discussion Link, Original Link
Sohri – Turn short stories into binge-able audio episodes [Audio]
8 points, 2 comments
Sohri transforms short stories into engaging audio episodes with AI narration, offering a creator-friendly platform.
- Converts text to high-quality, natural-sounding audio without robotic tones
- Simplifies audio creation by handling pacing, tone, and production automatically
- Provides a dedicated platform for creators, avoiding restrictive policies of mainstream sites
- Free to use with core features remaining permanently free
- Designed for experimentation and monetization without algorithmic interference
Discussion Link, Original Link
We developed an AI tool to diagnose car problems [Consumer Tech]
5 points, 1 comments
AI-powered car diagnostics tool that provides plain English explanations of car issues based on make/model, error codes, and symptoms.
- Analyzes OBD2 error codes and user-reported symptoms
- Provides likely issues, verification steps, and repair recommendations
- Designed for car owners, DIYers, and professionals
- Uses repair-trained AI with real-world automotive data
- Aims to inform users before visiting mechanics
Discussion Link, Original Link
I built an LLM chat app because we shouldn't need 10 AI subscriptions [ChatBots]
46 points, 51 comments
A unified LLM chat app that lets users access multiple AI models with pay-per-use pricing.
- Pay only for what you use, avoiding multiple subscriptions
- Works with various AI models (ChatGPT, Claude, Gemini, etc.)
- Supports prompts, docs, and knowledge bases across all models
- Eliminates the need to switch between different AI apps
Discussion Link, Original Link
Magnetar, a high-perf BitTorrent parsing and manipulation library [Developer Tools]
5 points, 0 comments
High-performance BitTorrent parsing and manipulation library with zero dependencies.
- Zero-dependency
- Memory-safe operations
- Supports torrent files, bencode data, and magnet links
Discussion Link, Original Link
0xDEAD//Type – A Fast-Paced Typing Shooter with Retro Vibes [Entertainment]
5 points, 0 comments
A fast-paced typing shooter game with retro aesthetics.
- Fast-paced gameplay combining typing and shooting mechanics
- Retro-inspired visual and audio design
- No additional text or context provided in the post
Discussion Link, Original Link
FluidAudio – Swift Speaker Diarization on CoreML [Audio]
6 points, 0 comments
FluidAudio is an open-source Swift speaker diarization solution optimized for CoreML, designed for iOS and macOS.
- Runs speaker diarization alongside transcription efficiently
- Supports GPU and ANE offloading for better performance
- Converts PyTorch models directly to CoreML for native Swift compatibility
- Plans to add VAD and Parakeet transcription integration
- Focused on real-time performance, especially for M1 Macs