Best of Show HN of Jun, 2025

best of all time best of today best of yesterday best of this week best of this month best of last month best of this year best of 2024 best of 2023 best of 2023 yc s25 yc w25 yc s24 yc w24 yc s23 yc w23 yc s22 yc w22 yc s21 yc w21 yc s20 yc w20 yc s19 yc w19 yc s18 yc w18 yc all-time 3d algorithms animation android [ai] artificial-intelligence api augmented-reality big data bitcoin blockchain book bootstrap bot css c chart chess chrome extension cli command line compiler crypto covid-19 cryptography data deep learning elexir ether excel framework game git go html ios iphone java js javascript jobs kubernetes learn linux lisp mac machine-learning most successful neural net nft node optimisation parser performance privacy python raspberry pi react retro review my ruby rust saas scraper security sql tensor flow terminal travel virtual reality visualisation vue windows web3 young talents

#1 Show HN: Workout.cool – Open-source fitness coaching platform

813 points | 232 comments | Jun 18, 2025 | by surgomat

#2 Show HN: Unregistry – “docker push” directly to servers without a registry

704 points | 163 comments | Jun 18, 2025 | by psviderski

#3 Show HN: Kan.bn – An open-source alterative to Trello

509 points | 220 comments | Jun 02, 2025 | by henryball

#4 Show HN: Air Lab – A portable and open air quality measuring device

497 points | 186 comments | Jun 05, 2025 | by 256dpi

#5 Show HN: I made a 3D printed VTOL drone

418 points | 144 comments | Jun 10, 2025 | by tsungxu

#6 Show HN: Chili3d – A open-source, browser-based 3D CAD application

408 points | 117 comments | Jun 10, 2025 | by xiange

#7 Show HN: Chawan TUI web browser

387 points | 70 comments | Jun 16, 2025 | by shiomiru

#8 Show HN: I wrote a new BitTorrent tracker in Elixir

385 points | 72 comments | Jun 19, 2025 | by dahrkael

#9 Show HN: Spark, An advanced 3D Gaussian Splatting renderer for Three.js

377 points | 86 comments | Jun 11, 2025 | by dmarcos

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Blockchain, Solidity, Smart Contracts and Crypto Jobs

#10 Show HN: Most users won't report bugs unless you make it stupidly easy

335 points | 208 comments | Jun 09, 2025 | by lakshikag

#11 Show HN: Canine – A Heroku alternative built on Kubernetes

319 points | 124 comments | Jun 16, 2025 | by czhu12

#12 Show HN: Munal OS: a graphical experimental OS with WASM sandboxing

313 points | 118 comments | Jun 09, 2025 | by Gazoche

#13 Show HN: Tritium – The Legal IDE in Rust

312 points | 168 comments | Jun 12, 2025 | by piker

#14 Show HN: Nxtscape – an open-source agentic browser

307 points | 198 comments | Jun 20, 2025 | by felarof

#15 Show HN: Ikuyo a Travel Planning Web Application

301 points | 98 comments | Jun 11, 2025 | by kenrick95

#16 Show HN: I build one absurd web project every month

293 points | 69 comments | Jun 02, 2025 | by absurdwebsite

#17 Show HN: A toy version of Wireshark (student project)

265 points | 72 comments | Jun 02, 2025 | by lixiasky

#18 Show HN: S3mini – Tiny and fast S3-compatible client, no-deps, edge-ready

261 points | 98 comments | Jun 11, 2025 | by neon_me

#19 Show HN: Patio – Rent tools, learn DIY, reduce waste

255 points | 162 comments | Jun 01, 2025 | by GouacheApp

#20 Show HN: Claude Code Usage Monitor – real-time tracker to dodge usage cut-offs

241 points | 135 comments | Jun 19, 2025 | by Maciej-roboblog

#21 Show HN: ClickStack – Open-source Datadog alternative by ClickHouse and HyperDX

241 points | 83 comments | Jun 05, 2025 | by mikeshi42

#22 Show HN: RomM – An open-source, self-hosted ROM manager and player

238 points | 96 comments | Jun 11, 2025 | by gassi

#23 Show HN: Lstr – A modern, interactive tree command written in Rust

227 points | 66 comments | Jun 18, 2025 | by w108bmg

#24 Show HN: Zeekstd – Rust Implementation of the ZSTD Seekable Format

214 points | 46 comments | Jun 15, 2025 | by rorosen

#25 Show HN: A “Course” as an MCP Server

213 points | 32 comments | Jun 10, 2025 | by codekarate

Don't miss when the next Dropbox or Stripe launches

#26 Show HN: I wrote a BitTorrent Client from scratch

211 points | 56 comments | Jun 13, 2025 | by piyushgupta53

#27 Show HN: AirAP AirPlay server – AirPlay to an iOS Device

207 points | 38 comments | Jun 03, 2025 | by neon443

#28 Show HN: I made a 3D SVG Renderer that projects textures without rasterization

206 points | 71 comments | Jun 05, 2025 | by seveibar

#29 Show HN: A DOS-like hobby OS written in Rust and x86 assembly

202 points | 60 comments | Jun 19, 2025 | by krustowski

#30 Show HN: Tattoy – a text-based terminal compositor

200 points | 65 comments | Jun 13, 2025 | by tombh

#31 Show HN: GPT image editing, but for 3D models

188 points | 86 comments | Jun 04, 2025 | by zachdive

#32 Show HN: I recreated 90s Mode X demoscene effects in JavaScript and Canvas

186 points | 69 comments | Jun 17, 2025 | by gneissguise

#33 Show HN: I wrote a Java decompiler in pure C language

172 points | 96 comments | Jun 03, 2025 | by neocanable

#34 Show HN: AI game animation sprite generator

162 points | 116 comments | Jun 06, 2025 | by lyogavin

#35 Show HN: Tool-Assisted Speedrunning the Boring Parts of Animal Crossing (GCN)

158 points | 22 comments | Jun 12, 2025 | by hunterirving

#36 Show HN: Claude Composer

156 points | 93 comments | Jun 05, 2025 | by mikebannister

#37 Show HN: Report idling vehicles in NYC (and get a cut of the fines) with AI

155 points | 208 comments | Jun 22, 2025 | by rafram

#38 Show HN: McWig – A modal, Vim-like text editor written in Go

152 points | 28 comments | Jun 12, 2025 | by andrew_bbb

#39 Show HN: Penny-1.7B Irish Penny Journal style transfer

149 points | 76 comments | Jun 02, 2025 | by deepsquirrelnet

#40 Show HN: Ephe – A minimalist open-source Markdown paper for today

143 points | 54 comments | Jun 03, 2025 | by unvalley

#41 Show HN: Eyesite – Experimental website combining computer vision and web design

138 points | 25 comments | Jun 12, 2025 | by akchro

#42 Show HN: PyDoll – Async Python scraping engine with native CAPTCHA bypass

136 points | 39 comments | Jun 10, 2025 | by thalissonvs

#43 Show HN: Inspect and extract files from MSI installers directly in your browser

131 points | 23 comments | Jun 20, 2025 | by rmast

#44 Show HN: EnrichMCP – A Python ORM for Agents

130 points | 33 comments | Jun 19, 2025 | by bloppe

#45 Show HN: Ask-human-mcp – zero-config human-in-loop hatch to stop hallucinations

129 points | 61 comments | Jun 05, 2025 | by echollama

#46 Show HN: Let’s Bend – Open-Source Harmonica Bending Trainer

128 points | 36 comments | Jun 08, 2025 | by egdels

#47 Show HN: High End Color Quantizer

123 points | 34 comments | Jun 10, 2025 | by big-nacho

#48 Show HN: Luna Rail – Treating night trains as a spatial optimization problem

121 points | 64 comments | Jun 18, 2025 | by ant6n

#49 Show HN: I built a tensor library from scratch in C++/CUDA

118 points | 28 comments | Jun 18, 2025 | by nirw4nna

#50 Show HN: Somo – a human friendly alternative to netstat

115 points | 30 comments | Jun 09, 2025 | by hollow64

#51 Show HN: DIY virtual HDMI monitor using "AR" glasses

112 points | 79 comments | Jun 11, 2025 | by blensor

#52 Show HN: I made an online Unicode Cuneiform digital clock

110 points | 34 comments | Jun 15, 2025 | by OisinMoran

#53 Show HN: Lego Island Playable in the Browser

107 points | 30 comments | Jun 22, 2025 | by foxtacles

#54 Show HN: iOS Screen Time from a REST API

106 points | 52 comments | Jun 05, 2025 | by anteloper

#55 Show HN: Ts-SSH – SSH over Tailscale without running the daemon

102 points | 36 comments | Jun 20, 2025 | by i8code

#56 Show HN: SnapQL – Desktop app to query Postgres with AI

99 points | 73 comments | Jun 20, 2025 | by nicktikhonov

#57 Show HN: Tikt.com – Remove the "OK" from TikTok URL's to Download as MP3 or MP4

99 points | 42 comments | Jun 15, 2025 | by nadermx

#58 Show HN: Meow – An Image File Format I made because PNGs and JPEGs suck for AI

98 points | 78 comments | Jun 15, 2025 | by kuberwastaken

#59 Show HN: Controlling 3D models with voice and hand gestures

98 points | 20 comments | Jun 03, 2025 | by getToTheChopin

#60 Show HN: A color name API that maps hex to the closest human-readable name

96 points | 52 comments | Jun 19, 2025 | by meodai

#61 Show HN: I'm a doctor and built a responsive breathing app for anxiety and sleep

92 points | 39 comments | Jun 22, 2025 | by lukko

#62 Show HN: Nexus.js - Fabric.js for 3D

91 points | 28 comments | Jun 16, 2025 | by ges

#63 Show HN: App.build, an open-source AI agent that builds full-stack apps

90 points | 13 comments | Jun 04, 2025 | by davidgomes

#64 Show HN: Localize React apps without rewriting code

89 points | 72 comments | Jun 03, 2025 | by maxpr

#65 Show HN: Container Use for Agents

82 points | 17 comments | Jun 05, 2025 | by aluzzardi

#66 Show HN: Hacker News historic upvote and score data

78 points | 45 comments | Jun 04, 2025 | by clacker-o-matic

#67 Show HN: Tool to Automatically Create Organized Commits for PRs

76 points | 51 comments | Jun 20, 2025 | by edverma2

#68 Show HN: Qrkey – Offline private key backup on paper

76 points | 45 comments | Jun 13, 2025 | by techwolf12

#69 Show HN: Agno – A full-stack framework for building Multi-Agent Systems

76 points | 19 comments | Jun 02, 2025 | by bediashpreet

#70 Show HN: A Tool to Summarize Kenya's Parliament with Rust, Whisper, and LLMs

76 points | 11 comments | Jun 22, 2025 | by collinsmuriuki

#71 Show HN: A MCP server and client implementing the latest spec

72 points | 27 comments | Jun 10, 2025 | by init0

#72 Show HN: Moon Phase Algorithms for C, Lua, Awk, JavaScript, etc.

72 points | 16 comments | Jun 01, 2025 | by oliverkwebb

#73 Show HN: I'm building an app to replace Overleaf and Notion

70 points | 45 comments | Jun 19, 2025 | by WolfOliver

#74 Show HN: Lambduck, a Functional Programming Brainfuck

70 points | 27 comments | Jun 05, 2025 | by jorkingit

#75 Show HN: The Roman Industrial Revolution that could have been

67 points | 82 comments | Jun 11, 2025 | by miki_tyler

#76 Show HN: MMOndrian

67 points | 41 comments | Jun 21, 2025 | by neural_thing

#77 Show HN: RM2000 Tape Recorder, an audio sampler for macOS

63 points | 34 comments | Jun 17, 2025 | by marcelox86

#78 Show HN: PinSend – Share text between devices using a PIN(P2P, no login)

62 points | 41 comments | Jun 03, 2025 | by avovsya

#79 Show HN: MBCompass – Android Compass App

61 points | 38 comments | Jun 02, 2025 | by nativeforks

#80 Show HN: dk – A script runner and cross-compiler, written in OCaml

61 points | 9 comments | Jun 16, 2025 | by beckford

#81 Show HN: Container-compose – A Docker-compose like tool for Apple containers

59 points | 16 comments | Jun 15, 2025 | by Noghartt

#82 Show HN: MidWord – A Word-Guessing Game

57 points | 36 comments | Jun 10, 2025 | by minaguib

#83 Show HN: An open-source rhythm dungeon crawler in 16 x 9 pixels

55 points | 11 comments | Jun 06, 2025 | by jgalecki

#84 Show HN: Herobot – Open-source AI chatbot for WhatsApp, Instagram and more

55 points | 0 comments | Jun 12, 2025 | by dihak

#85 Show HN: An Alfred workflow to open GCP services and browse resources within

54 points | 16 comments | Jun 03, 2025 | by dineshgowda24

#86 Show HN: I Built a Site That Curates Weird YouTube Rabbit Holes Daily

54 points | 14 comments | Jun 20, 2025 | by bas_sen

#87 Show HN: I built an OSINT tools directory

53 points | 15 comments | Jun 04, 2025 | by r00m101

#88 Show HN: I built an AI Agent that uses the iPhone

53 points | 13 comments | Jun 02, 2025 | by rounak

#89 Show HN: Glowstick – type level tensor shapes in stable rust

53 points | 5 comments | Jun 09, 2025 | by bietroi

#90 Show HN: Fast Random Library for C++17

52 points | 58 comments | Jun 02, 2025 | by GeorgeHaldane

#91 Show HN: ChatToSTL – AI text-to-CAD for 3D printing

52 points | 6 comments | Jun 12, 2025 | by flowful

#92 Show HN: I made CSS-only glitch effect

50 points | 15 comments | Jun 09, 2025 | by stankot

#93 Show HN: System Prompt Learning – LLMs Learn Problem-Solving from Experience

48 points | 13 comments | Jun 02, 2025 | by codelion

#94 Show HN: Seastar – Build and dependency manager for C/C++ with Cargo's features

45 points | 45 comments | Jun 15, 2025 | by AI314159

#95 Show HN: Tiptap AI Agent – Add AI workflows to your text editor in minutes

45 points | 18 comments | Jun 04, 2025 | by philipisik

#96 Show HN: I made an app that lets you save audio to your Cameral Roll

44 points | 49 comments | Jun 18, 2025 | by zahirbmirza

#97 Show HN: Socket-call – Call socket.io events like normal JavaScript functions

44 points | 17 comments | Jun 16, 2025 | by bperel

#98 Show HN: Free local security checks for AI coding in VSCode, Cursor and Windsurf

43 points | 22 comments | Jun 18, 2025 | by jaimefjorge

#99 Show HN: Turn a paper's DOI into its full reference list (BibTeX/RIS, etc.)

43 points | 13 comments | Jun 22, 2025 | by mireklzicar

#100 Show HN: To-Userscript: Chrome Extension to Userscript Converter

41 points | 5 comments | Jun 21, 2025 | by explosion-s

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andrey azimov

by Andrey Azimov