Product Radar

CLI tools grep .ipynb files FUSE

Fuse-stripped-notebooks, a tool using FUSE to strip .ipynb files on the fly.

Enhancing CLI tool compatibility (e.g., `grep`) with Jupyter Notebooks by presenting only input code, not outputs.

open-source Windows Chrome tab casting reverse-engineered

PandoCast, an open-source Pandora player for Windows.

A solution for intermittent audio hiccups when casting Pandora.com via Chrome, built by a marketer transitioning into engineering.

Rust-based terminal tool TUI applications screen changes rewind

Twatch, a Rust-based terminal tool that wraps TUI applications, records their screen changes, and enables users to rewind, search (string/regex), and diff previous screen states.

A debugging and analysis tool for Terminal User Interface (TUI) applications, providing historical screen state capture, search, and diffing capabilities. It extends traditional terminal monitoring by focusing on interactive TUI application states rather than just command output.

open-source decentralized social network protocol Sybil resistance rate limiting peer reputation

Hashiverse, an open-source decentralized social network protocol. Its core design uses proof-of-work (PoW) for every action, calibrated to abuse potential, to achieve Sybil resistance, rate limiting, peer reputation, and content moderation without central servers or moderation teams.

An open-source, decentralized social network protocol designed to solve the fundamental problem of Sybil resistance without a gatekeeper. It positions itself as a Twitter-shaped network where all actions carry a proof-of-work cost to prevent abuse and enable self-moderation.

Vim file browser separate terminal tmux pane Vim's window management

Vim file browser that runs in a separate terminal (e.g., tmux pane).

Solves the problem of not wanting to learn Vim's window management while needing a file browser, especially when working with AI tools like Claude Code.

obnoxious looking gifs post-ironic way shitposting injecting humor

GIF Pile – A minimal, static website that allows users to layer multiple GIFs on top of an image/GIF background, with all processing done locally in the browser.

A site to make piles of GIFs. It positions itself as a simple, free, and watermark-free tool for a specific niche use case: creating 'obnoxious looking gifs' for 'shitposting and or injecting humor into a chat,' addressing the lack of good tooling.

Duckflix open-source self-hosted media streaming platform full-stack project

Duckflix – An open-source, self-hosted media streaming platform combining a clean streaming UI with a Bun/Elysia backend, FFmpeg processing, SQLite, Docker deployment, and addon support.

An open-source self-hosted media streaming platform. It positions itself as a full-stack project for users who want to host their own media, emphasizing a clean UI and modern backend technologies.

AgenTank AI agent writes the logic tank

AgenTank – A game where an AI agent writes and updates the logic for a tank based on strategic feedback from the user, then battles it.

A small game where an AI agent writes the logic for your tank. It positions itself as an interactive platform for experimenting with AI agent code generation and iterative improvement through strategic feedback and battle simulation.

Hacker News • May 12, 2026

Idempotency4j – Java/Spring Boot Idempotency Library

Solves the problem of ensuring sensitive endpoints do not trigger side-effects multiple times, especially for financial operations. Offers pluggable storage backends and Spring Web/Spring Boot support.

Idempotency Java Spring Boot Spring Web

Hacker News • May 12, 2026

Learn2Burp – Surgery-free solution for R-CPD

A self-teaching process for R-CPD, offering exercises, video guidance, workout plans, and a burp tracker, as an alternative to expensive and inaccessible botox injections.

R-CPD (Retrograde Cricopharyngeus Dysfunction) botox injection self-teaching process video guidance

Hacker News • May 10, 2026

An index of indie web/blog indexes, a curated list of other indexes that catalog independent websites and blogs.

Positioned as a meta-index, solving the problem of discovering various curated lists of independent websites and blogs, requiring no login.

indie web blog indexes submission form UI improvements

Hacker News • May 9, 2026

Mochi.js, a Bun-native, raw-CDP browser automation library.

A high-fidelity, open-source browser automation library designed to bypass captchas and WAFs by mimicking regular traffic, outperforming Chromium forks without proprietary affiliations.

Bun-native raw-CDP browser automation framework programmatic browser use

Hacker News • May 8, 2026

Agentctl – a local control plane (Go tool) for coding agents.

A "local-first" tool to mediate "risky actions" by coding agents (package installs, shell execution, secret access, file writes, outbound API calls), offering policy management, session tracing, and replay capabilities.

local control plane coding agents Go tool risky actions

Hacker News • May 8, 2026

DAG-based Kanji learning app ("Kanji Atlas").

A tool for learning Japanese Kanji by visually exploring their structural connections through a "recursive DAG-style component graph," addressing the lack of existing tools that show these relationships. It integrates memory heatmaps, spaced repetition, and contextual learning.

DAG-based Kanji learning graphical components recursive DAG-style component graph

Hacker News • May 7, 2026

Prospero, a Claude Code plugin for writing, focusing on argument interrogation, outline building, refinement, drafting, research, and critique.

Superpowers for Writing. Addresses the challenges of driving writing to completion and dissatisfaction with LLM-alone quality.

Claude Code plugin Superpowers interrogating your argument spine

Hacker News • May 6, 2026

Guten – Android ereader for Project Gutenberg's 70k+ free books

A frictionless, privacy-focused Android ereader specifically for Project Gutenberg's free books, offering core reading features for free and premium upgrades for advanced functionalities.

Android ereader Project Gutenberg catalog TTS read-aloud note/highlight exports

Hacker News • May 5, 2026

AllBSides – a directory of BSides conference talks with LLM-extracted metadata

A comprehensive, searchable archive of 8,643 BSides conference talks, with embedded videos, full transcripts, and LLM-extracted tags (tools, topics, difficulty, etc.), designed to provide deep insights into cybersecurity trends and technologies.

BSides conference talk YouTube channel Supabase video

Hacker News • May 5, 2026

Native macOS audio player (built with Claude Code)

A personal project, a native macOS audio player, built using Claude Code, demonstrating the utility of AI for accelerating development and reigniting developer passion.

native macOS audio player Claude Code

Hacker News • May 3, 2026

Glucera, a local-first iPhone and Apple Watch blood glucose viewer.

A privacy-focused, no-account, no-subscription, no-cloud alternative for fingerstick glucose meter users, offering a one-time purchase model.

Local-first iPhone Apple Watch blood glucose viewer

Hacker News • May 3, 2026

Parrot, a web app for recording throwaway audio clips.

A simple, skeuomorphic audio recorder for pronunciation practice and self-confidence building, emphasizing ephemeral recordings (overwritten, not saved) and local-only operation.

web app throwaway audio clips pronunciation practice language learners