Show HN: FuseCells – a handcrafted logic puzzle game with 2,500 levels

Show HN: Tascli, a command line based (human) task and record manager

Show HN: AI that scores news for emotional coercion and rhetorical manipulation

Show HN: Watsn.ai – Scarily accurate lie detector

Show HN: TapeHead – A CLI tool for stateful random access of file streams

Show HN: Kraa – Writing App for Everything

Show HN: Stateless compliance engine for banking and blockchain

Show HN: HCB Mobile – financial app built by 17 y/o, processing $6M/month

Show HN: Pbnj – A minimal, self-hosted pastebin you can deploy in 60 seconds

Show HN: Onlyrecipe 2.0 – I added all features HN requested – 4 years later

Show HN: AgentPG – Stateful AI Agents in Go with PostgreSQL Persistence

Show HN: Tacopy – Tail Call Optimization for Python

Show HN: FingerGo – lightweight cross-platform touch-typing trainer

Show HN: Radioactive Pooping Knights

Show HN: I was reintroduced to computers: Raspberry Pi

Show HN: Walrus – a Kafka alternative written in Rust

Show HN: MTXT – Music Text Format

Show HN: Sloppylint – A linter for AI-generated Python code

Show HN: isitworththetime.com – Calculate if automating saves time

Show HN: I built a dashboard to compare mortgage rates across 120 credit unions

Show HN: Fresh – A new terminal editor built in Rust

Show HN: Apple OS 1 inspired personal website

Show HN: Microlandia, a brutally honest city builder

Show HN: The notepad that thinks in numbers

Show HN: Nano.noq – Experimental key-container format

Show HN: Manifesto – An AI-Native UI Framework Intent-to-State, Not Text-to-App

Show HN: Haven – Banking needs a safer browser

Show HN: SerpApi MCP Server

Show HN: A Minimal Monthly Task Planner (printable, offline, no signup)

Show HN: RAG in 3 Lines of Python

Show HN: Ogblocks – Create Jaw Dropping UIs with Simple Drag and Drop

Show HN: Mirror_bridge – C++ Reflection powered Python binding generation

Show HN: Marmot – Single-binary data catalog (no Kafka, no Elasticsearch)

Show HN: Chess on a Donut/Torus and Deep-Dive

Show HN: Vibe Commander

Show HN: Boing

Show HN: A new AI driven task management tool

Show HN: BinaryStorage – High-performance PHP binary key/value store

Show HN: Bible Note Journal – AI transcription and study tools for sermons (iOS)

Show HN: FastLanes based integer compression in Zig

Show HN: Banana Prompts – Curated Prompts for Nano Banana Pro

Show HN: Nano PDF – A CLI Tool to Edit PDFs with Gemini's Nano Banana

Show HN: Codesprint – A typing game for practicing coding interview syntax

Show HN: Identifiy test coverage gaps in your Go projects

Show HN: Glasses to detect smart-glasses that have cameras

Show HN: ChatGPT App That Solves LLM Randomness Problem No One Talks About

Show HN: I analyzed 8k near-death experiences with AI and made them listenable

Show HN: I built a Python library for central bank economic announcement data

Show HN: Cbor.app – CBOR encoder/decoder with hex visualization

Show HN: RFC Hub

Show HN: Travel ESIM Comparison

Show HN: An AI zettelkasten that extracts ideas from articles, videos, and PDFs

Show HN: FFmpeg Engineering Handbook

Show HN: RunMat – runtime with auto CPU/GPU routing for dense math

Show HN: Who is hiring" search tool with chat / other features

Show HN: Webclone.js – A simple tool to clone websites

Show HN: Stanford's ACE paper was just open sourced

Show HN: An LLM-Powered Tool to Catch PCB Schematic Mistakes

Show HN: Banana Pro – AI image editing powered by Google's official API

Show HN: Xkcd #2347 lived in my head, so I built the dependency tower for real

Show HN: Flooder – Making Persistent Homology Practical for Industrial Use Cases

Show HN: I made a simple, 100% free marketplace to buy or sell micro-startups

Show HN: Onetone – A full-stack framework with custom C interpreter

Show HN: A $20/year invoicing tool for solo developers (simple, fast, no bloat)

Show HN: TidesDB – A storage engine that outperforms RocksDB

Show HN: The Taka Programming Language

Show HN: Playwright for Windows Computer Use

Show HN: AI music and auto-charting and custom rhythm minigame sandbox

Show HN: Runprompt – run .prompt files from the command line

Show HN: Claude-ping – a WhatsApp bridge for Claude Code

Show HN: I Built an UI Library that lets you create beautiful UIs in Minutes

Show HN: Cheap OpenTelemetry lakehouses with Parquet, DuckDB, and Iceberg

Show HN: CSVtoAny, CSV Local File Converter

Show HN: Pulse 2.0 – Live co-listening rooms where anyone can be a DJ

Show HN: I built alwayswith.us to easily add deceased loved ones into photos

Show HN: Do we need MCPs? Reverse-engineered Slack and Linear API for Evals & RL

Show HN: ProbeOps Horizon Browser – Test your site from different countries

Show HN: Fanfa – Interactive and animated Mermaid diagrams

Show HN: Msm – Minimal Snippet Manager for the shell (fzf-based)

Show HN: Mdit – clean Markdown notes with local files

Show HN: A prediction market where you can bet against my goals

Show HN: Made HN, but for Music – Sonusly

Show HN: SyncKit – Offline-first sync engine (Rust/WASM and TypeScript)

Show HN: Zero-power photonic language model–code

Show HN: Searchable AI visibility index (15k+ brands, 500 industries)

Show HN: I built a privacy-first UK tax calculator

Show HN: I Built Tinyfocus – A Minimal Tool to Help Solo Founders Focus

Show HN: ESLint-plugin-code-complete – ESLint Rules for Code Complete

Show HN: Rust Client Library for Gradium.ai TTS/STT API

Show HN: TrackerNews – Keyword monitoring and insight extraction

Show HN: MetaConvert – Free PDF and Image Conversion Tools

Show HN: No Environment Setups Anymore

Show HN: HCL-Schema – Create HCL Schemas Using HCL Files

Show HN: CoThou – Control what AI search engines say about your business

Show HN: Niccup – Hiccup-Like HTML Generation in ~120 Lines of Pure Nix

Show HN: Patternia – A Zero-Overhead Pattern Matching DSL for Modern C++