Show HN Daily Selection (2025-10-24)
- Git for LLMs – A context management interface
- OpenSnowcat – A fork of Snowplow to keep open analytics alive
- I built a tech news aggregator that works the way my brain does
- Deta Surf – An open source and local-first AI notebook
- Nostr Web – decentralized website hosting on Nostr
- I built Kumi – a typed, array-oriented dataflow compiler in Ruby
- ScreenAsk – Free Screen Recording Links for Customer Support
- FlowLens – MCP server for debugging with Claude Code
- Hacker News sans AI content
- Tommy – Turn ESP32 devices into through-wall motion sensors
- Coyote – Wildly Real-Time AI
- Pg_textsearch – BM25 Ranking for Postgres
- Distil-NPC: a family of models for non-playable characters in games
- hist: An overengineered solution to
sort|uniq -cwith 25x throughput - I built an SVG-generation tool
- Android TV screensaver that plays live YouTube streams
- Bible Both Ways – See how the Bible can justify any moral claim
- I made a website to track my own subscriptions
- I made Quantify AI – alternative to TradingView (2 months work)
- Onetone – A PHP full-stack framework with AI runtime, ORM, CLI
- Thanks Stars – A CLI that stars all GitHub repos your project uses
Git for LLMs – A context management interface [Developer Tools]
50 points, 11 comments
Twigg is a context management interface for LLMs, offering Git-like branching and visualization for long-term projects.
- Enables chat branching for exploring different tangents
- Provides an interactive tree diagram for easy project visualization and navigation
- Supports multiple LLMs (ChatGPT, Gemini, Claude, Grok)
- Offers BYOK (Bring Your Own Key) service for API key integration
- Designed for technical users managing large LLM projects
Discussion Link, Original Link
OpenSnowcat – A fork of Snowplow to keep open analytics alive [Developer Tools]
44 points, 12 comments
OpenSnowcat is a fork of Snowplow to maintain open-source analytics, preserving the original collector and enricher under Apache 2.0.
- Keeps Snowplow's collector and enricher open-source under Apache 2.0
- Fully compatible with existing Snowplow pipelines
- Regular patches and performance optimizations
- Integrates with modern tools like Warpstream Bento for event processing/routing
- Aims to preserve open analytics amid increasing commercialization of open-source projects
Discussion Link, Original Link
I built a tech news aggregator that works the way my brain does [Consumer Tech]
129 points, 73 comments
A non-algorithmic, reverse-chronological tech news aggregator designed for simplicity and speed.
- Lightweight, clean, and fast page design
- No commercial features, purely a passion project
- Includes a "Top" view with LLM-edited front page and summaries
- Categorized views for various topics via a Directory
- Focuses on quick scanning and concise updates
Discussion Link, Original Link
Deta Surf – An open source and local-first AI notebook [Productivity]
114 points, 38 comments
Deta Surf is an open-source, local-first AI notebook app for organizing research materials and generating editable smart documents with deep links to sources.
- Multi-media library for saving and organizing files and webpages into Notebooks
- LLM-powered smart documents generated from stored content with deep links to sources
- Open-source and stores data locally in accessible formats
- Supports custom and local LLM model choices
- Works mostly offline with minimal lock-in
Discussion Link, Original Link
Nostr Web – decentralized website hosting on Nostr [Developer Tools]
84 points, 20 comments
Decentralized website hosting on the Nostr network, enabling censorship-resistant and verifiable websites.
- Hosts websites as signed Nostr events distributed across relays
- Supports DNS TXT records for domain-based discovery
- Includes CLI publisher tool for versioned deployments
- Offers browser extension for native browsing experience
- Compatible with Relay v1.3.5 for Nostr Web event kinds
Discussion Link, Original Link
I built Kumi – a typed, array-oriented dataflow compiler in Ruby [Developer Tools]
4 points, 0 comments
Kumi is a typed, array-oriented dataflow compiler in Ruby designed to handle complex, nested business logic with static type-checking and optimization capabilities.
- Handles complex, nested, and ragged data structures like arrays and order items
- Features static type-checking for verifying logic
- Supports optimizations like inlining and loop fusion
- Provides a web-based demo for interactive testing
- Open-source with a GitHub repository available for exploration
Discussion Link, Original Link
ScreenAsk – Free Screen Recording Links for Customer Support [Business]
12 points, 0 comments
ScreenAsk simplifies customer support by allowing users to collect screen recordings via a shareable link without requiring sign-ups or software installations.
- No sign-up or installation needed for customers
- Instant viewing of customer recordings
- Email, Slack, Zapier, and webhook notifications
- Includes transcription and AI summaries
- Embeddable, customizable widget for websites
- Metadata capture (name, email, ID)
- Free tier with 10 recordings per month
Discussion Link, Original Link
FlowLens – MCP server for debugging with Claude Code [Developer Tools]
4 points, 0 comments
FlowLens is an MCP server and Chrome extension that captures browser context for debugging with coding agents like Claude Code.
- Captures browser context (video, console, network, user actions, storage)
- Integrates with MCP-compatible agents for streamlined debugging
- Eliminates manual log sharing and screenshot explanations
- Available as a Chrome extension for easy setup
Discussion Link, Original Link
Hacker News sans AI content [Productivity]
4 points, 0 comments
Hacker News sans AI content
- Filters out AI-related content
- Focuses on non-AI discussions and posts
Discussion Link, Original Link
Tommy – Turn ESP32 devices into through-wall motion sensors [Consumer Tech]
66 points, 54 comments
TOMMY turns ESP32 devices into through-wall motion sensors using Wi-Fi sensing.
- Detects motion through walls and obstacles
- Works as a Home Assistant Add-on or Docker container
- Supports a range of ESP32 devices
- Free beta with lifetime licenses for Discord participants
- 100% local processing, no data collection
- Planned stationary presence detection (Q1 2026)
Discussion Link, Original Link
Coyote – Wildly Real-Time AI [Life Assistant]
6 points, 10 comments
An AI assistant that operates asynchronously in WhatsApp, allowing users to continue conversations while it handles tasks in the background.
- Runs async, eliminating waiting time for responses
- Integrated into WhatsApp (iMessage coming soon) for seamless use
- Handles real tasks like emails, calendar management, and research concurrently
- Designed to feel like texting a friend, with natural, non-blocking interactions
- Focuses on speed and a friendly user experience
Discussion Link, Original Link
Pg_textsearch – BM25 Ranking for Postgres [Developer Tools]
5 points, 0 comments
A Postgres extension for BM25 ranking in full-text search, optimized for AI/RAG workloads.
- Improves search quality with BM25 ranking (IDF, TF saturation, length normalization)
- Seamless integration with pgvector or pgvectorscale for hybrid search
- Fully transactional with no sync jobs required
- Preview release uses in-memory architecture (64MB default per index)
- Available for free on Tiger Cloud managed Postgres
Discussion Link, Original Link
Distil-NPC: a family of models for non-playable characters in games [Entertainment]
4 points, 0 comments
Distil-NPC is a family of fine-tuned small language models (based on Google's Gemma) designed to enable natural language conversations with non-playable characters (NPCs) in video games.
- Fine-tuned versions of Google's Gemma 270M and 1B models
- Specialized for NPC dialogue interactions
- Replaces single-choice dialog options with natural language communication
- Aims to enhance player immersion in games
Discussion Link, Original Link
hist: An overengineered solution to sort|uniq -c with 25x throughput [Developer Tools]
3 points, 3 comments
A high-performance Rust tool for counting unique lines with 25x throughput over traditional methods.
- Uses CSV (serde) for significant performance gains
- Implements arena allocation and hashmap references to reduce allocations
- Includes regex functionalities and table filtering
- Optimized for cache efficiency and speed
Discussion Link, Original Link
I built an SVG-generation tool [Design]
6 points, 1 comments
SVG-generation tool for creating scalable vector graphics.
- Generates SVG files
- Scalable vector graphics output
- Simple and easy to use
Discussion Link, Original Link
Android TV screensaver that plays live YouTube streams [Video]
5 points, 1 comments
Android TV screensaver that plays live YouTube streams.
- Displays live YouTube streams as a screensaver
- Designed for Android TV devices
- Provides continuous video playback when idle
Discussion Link, Original Link
Bible Both Ways – See how the Bible can justify any moral claim [Inspiration]
7 points, 8 comments
Bible Both Ways demonstrates how the Bible can be used to justify any moral claim through selective quoting.
- Allows users to input any claim and see biblical support or opposition
- Highlights the cherry-picking nature of religious justifications
- Interactive tool for exploring moral arguments in religious texts
Discussion Link, Original Link
I made a website to track my own subscriptions [Productivity]
5 points, 3 comments
A personal subscription tracking website.
- Tracks user's own subscriptions
- Simple and self-managed tool
Discussion Link, Original Link
I made Quantify AI – alternative to TradingView (2 months work) [Finance]
5 points, 2 comments
Quantify AI is a no-code AI-powered alternative to TradingView designed to help traders interpret data faster.
- Built entirely with Lovabl.dev (no-code front-end + logic)
- Uses ChatGPT/Claude for research and inspiration
- Powered by GPT-4 Vision to interpret charts visually
- Hosted on Supabase for performance and caching
- Designed to speed up data interpretation for traders, not replace analysts
Discussion Link, Original Link
Onetone – A PHP full-stack framework with AI runtime, ORM, CLI [Developer Tools]
6 points, 2 comments
Onetone is a full-stack PHP framework with AI runtime, ORM, and CLI tooling designed for modern PHP development.
- Built for PHP 8.2+ with autowired routing and ActiveRecord-style ORM
- Includes CLI tools, Docker setup, and .env support
- Features a frontend build pipeline with Vite and esbuild
- Comprehensive test suite covering routing, query building, crypto, and more
- Modular and fast, integrating backend and frontend development seamlessly
Thanks Stars – A CLI that stars all GitHub repos your project uses [Developer Tools]
3 points, 4 comments
A CLI tool that automatically stars all GitHub repositories your project depends on.
- Automatically stars GitHub repos your project uses
- Command-line interface for easy use
- Helps acknowledge dependencies in your projects