SaaS Metrics
Product Radar
A unified feed of emerging software, developer tools, and early-stage market launches.
Product Hunt
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May 31, 2026
Harness Starter Kit
Repo guardrails for reliable AI coding agents
Hacker News
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May 31, 2026
Lite-Harness, a self-hosted Dockerfile providing a simple harness server for running AI agents with built-in memory, durable sessions, cron scheduling, and a vault.
A simple, self-hosted harness server to run AI agents, offering out-of-the-box memory, durable sessions, cron scheduling, and a vault.
Product Hunt
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May 30, 2026
Outbound Rewriter that gets replies
Paste your pitch, get 5 scored variants + follow-up cadence
Hacker News
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May 30, 2026
An interactive, in-browser 3D stellar map allowing exploration of local star systems, interstellar travel planning, exoplanet viewing, stellar characteristics, and 3D constellations, rendering 600k stars from GAIA DR3 mission data.
Local Stellar Map
Hacker News
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May 30, 2026
A tool to convert LibreOffice .odt files into publishable file bundles for Kindle.
Self Publish Studio
Product Hunt
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May 17, 2026
ChessBout
Multiple-choice chess duels & daily challenges ♟️
Hacker News
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May 29, 2026
Multiplayer, a local debugging agent that runs alongside coding agents (e.g., Claude Code, Codex, Copilot) to capture full-stack, unsampled session data (frontend actions, backend traces/logs, request/response content/headers) only when issues occur, then deduplicates them before feeding to the coding agent.
Solves the problem of 'PR slop' caused by coding agents inheriting limitations from existing observability stacks (sampled traces, aggregated metrics, limited context). Positions itself as providing a 'complete, correlated picture of what actually broke' by capturing unsampled...
Hacker News
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May 28, 2026
AT4K Launcher, an Apple TV-inspired launcher for Android TVs.
A clean, fast, minimal, and privacy-focused Android TV launcher that offers a vastly superior UI/UX experience compared to Google TVs, with no accounts, tracking, subscriptions, or internet required.
Hacker News
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May 27, 2026
Game Boy pixel pipeline explorer.
A pixel pipeline explorer for the original Game Boy's Pixel Processing Unit (PPU), designed to assist in implementing Game Boy emulators or understanding the PPU.
Hacker News
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May 26, 2026
Unsiloed Parser v3.1, an advanced document parser.
A superior document parser specifically designed to handle complex real-world documents, outperforming leading OCR services and LLM-based parsers on the olmOCR-Bench benchmark.
Hacker News
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May 24, 2026
Twixt, a daily word puzzle game where players transform one word into another in four moves using homophones, anagrams, verb/tense changes, and compound pairs.
A fun, unpredictable daily puzzle game designed to provide a satisfying path for word enthusiasts, distinct from a 60s board game with the same name.
Hacker News
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May 24, 2026
A satirical idle/clicker game simulating the experience of running an AI startup, from initial classifier development to AGI, while encountering common industry pitfalls and controversies.
A humorous commentary on the AI startup ecosystem, highlighting its absurdities and challenges, such as lawsuits over training data, industry punditry, and internal leaks.
Hacker News
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May 24, 2026
Let's Jam, a platform designed to connect individuals with ideas and skills for collaborating on side projects, explicitly differentiating itself from cofounder matching or freelance job platforms.
A simple, efficient solution for finding collaborators for side projects, addressing the inefficiency of existing methods like sub-Reddits or newsletters. It is positioned as a pure collaboration tool, not for formal business partnerships or paid work.
Hacker News
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May 22, 2026
Sylph, an open-source "company brain" implemented as a Git repository for managing company context, building AI agent skills, and creating AI agents with a self-learning loop.
An open-source, tool-agnostic framework for building and managing an AI-powered "company brain," designed to avoid vendor lock-in and integrate with various AI agents.
Hacker News
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May 22, 2026
An open-source battery project.
An open-source initiative focused on battery development, presented via video.
Hacker News
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May 22, 2026
An open-source memory layer for AI agents.
A flexible, self-hostable or cloud-option memory solution for AI agents, offering entity/relationship extraction and semantic search under an MIT license.
Hacker News
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May 22, 2026
Smithereen, a Fediverse server designed to replicate the "early Facebook" social network experience, focusing on friends and groups without commercial "enshittification."
A decentralized, privacy-focused Fediverse server offering an "early Facebook" experience, compatible with ActivityPub, designed to avoid the commercialization and algorithmic manipulation of centralized social media.
Hacker News
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May 19, 2026
Cubic Doggo, an open-source recipe/design for a 12-DOF 4-legged robot dog.
One of the simplest designs available for multiple development paths, enabling the building of an intermediate-priced robot dog from scratch using commercial/3D-printed parts.
Hacker News
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May 17, 2026
An AI-driven trading game, 'Infinite Swap,' where an LLM generates items, trading scenarios, and value estimates. It incorporates a pricing oracle and character motivations determined by embeddings and cosine similarity.
A game inspired by 'One Red Paperclip' and 'exploring a LLM’s latent space' style challenges, leveraging advanced AI for dynamic content generation.
Hacker News
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May 16, 2026
A fully browser-based polyphonic synthesizer, drum machine, and sequencer, inspired by Rebirth338 but with lo-fi synth voices.
Fully browser based polyphonic synthesizer / drum machine / sequencer. Positions itself as a modern, browser-based interpretation of classic electronic music instruments, specifically for lo-fi electronica.