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Product Radar
A unified feed of emerging software, developer tools, and early-stage market launches.
App Store
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May 7, 2011
PROmote - Army Study Guide
BEFORE YOU BUY ANOTHER BOARD STUDY APP ASK YOURSELF: 1. Does it offer over 3,700 questions across 48 subjects customizable for your board? Our app contains thousands more than some other apps. You don't have to study all 3,700+ questions but they are there for you if you want....
Hacker News
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Jul 2, 2026
Banto – A platform to turn any topic into a live game room.
Pivoted from a party games website, Banto now allows users to generate and host interactive live game rooms from a simple prompt, accessible via phone or laptop.
Hacker News
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Jul 2, 2026
PhotoSignal – A photography weather alert system.
An automated web app for photography-specific weather alerts, solving the need to check multiple apps, track long-range conditions, combine conditions into triggers, and receive notifications. It offers deterministic triggers over 'magic scores'.
Hacker News
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Jul 1, 2026
Curvytron 2, a browser-based party game, rewritten with improved 3D graphics, a Go server with efficient binary websocket netcode, and instant reconnection capabilities.
A free, ad-free, tracking-free browser party game, a technically advanced sequel focused on user experience.
Hacker News
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Jun 30, 2026
Bare-metal RTOS (TamgaOs) for Cortex-M4.
A new, foundational RTOS implemented in C and ARM assembly, focusing on low-level control and resource efficiency for Cortex-M4 microcontrollers.
Hacker News
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Jun 30, 2026
Discontinuation of UNESCO Tsunami Warning Emails.
An observation of a critical public safety service cessation, highlighting a key piece of tsunami warning and safety that is now gone.
Hacker News
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Jun 30, 2026
Kew – a distraction-free terminal music player.
A private, offline, and distraction-free music player for the terminal, now available on Windows, emphasizing music consumption without algorithmic manipulation.
Hacker News
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Jun 29, 2026
A macOS Native Markdown Reader with Vim Keybinding.
A native macOS application for reading Markdown, specifically catering to users who prefer Vim keybindings.
Hacker News
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Jun 29, 2026
Caliper, a local and lightweight harness for reliability testing of LLM skills, providing a pass@k score.
Reliability testing for Claude Code and Codex skills. Stop publishing skills that quietly break. Lightweight harness that runs a skill k times in isolated environments. Non-deterministic technology requires more than 'it worked once' validation.
Hacker News
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Jun 28, 2026
role-model – a routing protocol, reference router runtime, and Pi extension for hybrid local/cloud AI model routing.
A router for hybrid local/cloud AI, enabling better informed routing decisions, creating a market for specialized models, and aiming to be a standard protocol for inference requests.
Hacker News
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Jun 28, 2026
E3d-pod2vid, an AI pipeline that converts .mpa podcast files into YouTube-ready animated videos.
An AI pipeline to turn podcasts into YouTube-ready videos.
Hacker News
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Jun 27, 2026
A comprehensive map of the entire UK rail network, including current and historical (closed) stations, heritage lines, freight-only curves, tunnels, and viaducts.
A definitive, open-data-driven map that goes beyond typical journey planners, offering a complete historical and current view of the UK rail infrastructure. It emphasizes data reconciliation and community-driven corrections.
Hacker News
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Jun 25, 2026
ReflowPDF – Browser-based PDF editor with semantic HTML rendering for dynamic content reflow.
A browser PDF editor where tables and content reflow like a document, not fixed text boxes. Targets translators and organizations with accessibility requirements (EAA, ADA Title II) needing tagged PDFs, featuring a custom PHP renderer and embedded editable HTML source for roun...
Hacker News
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Jun 24, 2026
OpenUser: A self-hosted user-persona tester for AI coding agents.
A self-hosted, local 'real user testing' solution for AI coding agents, replacing manual browser testing in development loops.
Hacker News
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Jun 23, 2026
Codelab and scripts for detecting and managing abnormal usage of Google Cloud API keys.
A practical guide and tools to implement Google Cloud's API key hygiene advice, focusing on detecting and blocking compromised keys.
Hacker News
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Jun 22, 2026
Pure Effect is a tiny TypeScript/JavaScript effect library that enables pure business logic by representing I/O operations as data (Command objects).
Positioned to 'Reproduce production bugs on your laptop without a DB' and solve issues with debugging production bugs and slow tests by decoupling I/O from business logic. It's a 'pattern you drop into existing code.'
Hacker News
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Jun 21, 2026
Quikdown: A 17 KB bidirectional Markdown parser and rich-fence editor in pure JavaScript.
A solution for LLM tool calling and collaborative editing, providing editable rich content output (diagrams, math) while maintaining underlying Markdown. Emphasizes small footprint, zero dependencies for the parser, and security.
Hacker News
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Jun 21, 2026
Notedog: An Android app for a Git-friendly, portable Markdown journal with a built-in web server for multi-device editing.
A personal journaling solution emphasizing no sync requirements, no lock-in, and offline functionality. It offers multi-device editing via a local web server or an optional paid HTTPS tunnel.
Hacker News
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Jun 21, 2026
Quikdown, a bidirectional Markdown parser and rich-fence editor.
A lightweight, zero-dependency Markdown parser and editor offering bidirectional editing (Markdown HTML), inline rendering of rich fenced blocks (diagrams, code, charts), and programmatic undo, specifically designed for human-LLM collaborative document editing and AI agent int...
Hacker News
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Jun 21, 2026
Rocannon: A tool to convert any Ansible module into an MCP Tool and record exploratory sessions as runnable playbooks.
A bridge between Ansible's IT automation capabilities and LLM tool calling, enabling LLMs to execute Ansible modules and automatically generate playbooks from interactive sessions.