Best Show HN projects from Mar, 2019

Browse the top 100 projects launched on Hacker News Show HN during Mar, 2019.


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 2025 best of 2024 best of 2024 yc s26 yc w26 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: A retro video game console I've been working on in my free time

2690 points | 210 comments | Mar 14, 2019 | by pkiller

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#2 Show HN: A Color Picker I Made

591 points | 106 comments | Mar 21, 2019 | by mtgentry

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#3 Show HN: A browser extension which blocks chat/helpdesk widgets

510 points | 226 comments | Mar 16, 2019 | by bcye

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#4 Show HN: Everything I Know Wiki

434 points | 119 comments | Mar 23, 2019 | by nikivi

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#5 Show HN: Baxx – Unix-friendly backup service

424 points | 198 comments | Mar 25, 2019 | by zulgan

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#6 Show HN: Editable, royalty-free SVG illustrations

295 points | 43 comments | Mar 24, 2019 | by vinrob92

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#7 Show HN: A raycaster that renders to random dot stereogram (like Magic Eye)

277 points | 88 comments | Mar 21, 2019 | by ammon

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#8 Show HN: This Question Does Not Exist

274 points | 141 comments | Mar 14, 2019 | by yeldarb

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#9 Show HN: My CV is also a bootloader

255 points | 50 comments | Mar 09, 2019 | by gef3233

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Web3 Jobs – Start a career in Web3

Blockchain, Solidity, Smart Contracts and Crypto Jobs

Web3 Jobs

#10 Show HN: Freeciv-Web

212 points | 24 comments | Mar 10, 2019 | by roschdal

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#11 Show HN: Create Chart Images from a URL

204 points | 35 comments | Mar 06, 2019 | by typpo

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#12 Show HN: Stuff – An Alternative to Facebook Events

201 points | 95 comments | Mar 13, 2019 | by stuffhq

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#13 Show HN: I'm a robot tech enthusiast and this is my robot website

195 points | 54 comments | Mar 08, 2019 | by zerzeru

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#14 Show HN: Drogon – A C++14/17 based high performance HTTP application framework

189 points | 105 comments | Mar 19, 2019 | by an-tao

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#15 Show HN: Grassland – Real-Life SimCity

184 points | 138 comments | Mar 30, 2019 | by david_at

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#16 Show HN: ApproveAPI – Real-Time user approvals via email, SMS, and push

183 points | 56 comments | Mar 11, 2019 | by cyanflux

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#17 Show HN: Idea Minr – Business Ideas Aggregator

173 points | 39 comments | Mar 12, 2019 | by stevematzal

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#18 Show HN: Provide a CSV and a target field, generate a model and code to run it

172 points | 26 comments | Mar 26, 2019 | by minimaxir

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#19 Show HN: I made a database of remote companies

171 points | 38 comments | Mar 20, 2019 | by raunometsa

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#20 Show HN: Strans – Sed alternative that automatically learns from examples

158 points | 19 comments | Mar 11, 2019 | by inventitech

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#21 Show HN: My shell script for HTTP/HTTPS troubleshooting and profiling

155 points | 26 comments | Mar 04, 2019 | by trimstray

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#22 Show HN: Harmopark – Web tool to visually build chords and progressions

153 points | 35 comments | Mar 24, 2019 | by pitpank

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#23 Show HN: Songcraft – Online Songwriting Platform and Guitar Tab Builder

152 points | 63 comments | Mar 20, 2019 | by gabergg

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#24 Show HN: A simple Prolog Interpreter written in a few lines of Python 3

149 points | 20 comments | Mar 15, 2019 | by photon_lines

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#25 Show HN: Tinytetris – 80 x 23 Terminal Tetris

147 points | 52 comments | Mar 30, 2019 | by taylorconor

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Don't miss when the next Dropbox or Stripe launches



#26 Show HN: An Easy Programming Language – Built with WebAssembly

144 points | 46 comments | Mar 04, 2019 | by chkas

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#27 Show HN: The Jankest Autonomous Drone Built and Programmed from Scratch

137 points | 37 comments | Mar 10, 2019 | by alexozer

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#28 Show HN: DropCSS – A simple, thorough and fast unused-CSS cleaner

134 points | 25 comments | Mar 23, 2019 | by leeoniya

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#29 Show HN: Tile38 – Realtime geofencing and geospatial index

130 points | 24 comments | Mar 04, 2019 | by tidwall

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#30 Show HN: Mixing WebGL and HTML, Both Rendered Out in React

129 points | 32 comments | Mar 11, 2019 | by mlsarecmg

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#31 Show HN: REDasm Disassembler 2.0

128 points | 46 comments | Mar 04, 2019 | by Dax89

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#32 Show HN: H2 Forth CPU

120 points | 26 comments | Mar 19, 2019 | by howerj

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#33 Show HN: Grafana Live Streaming Datasource Implementation

120 points | 13 comments | Mar 04, 2019 | by seanlaff

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#34 Show HN: Deep Work Hours

112 points | 64 comments | Mar 05, 2019 | by just4sky

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#35 Show HN: GNUplot with sixel – Mix images, ANSI colors and plots

110 points | 53 comments | Mar 29, 2019 | by csdvrx

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#36 Show HN: How to Find a Job as a Software Developer in Switzerland – Guide

107 points | 35 comments | Mar 23, 2019 | by Varqu

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#37 Show HN: Graph Processing with Postgres and GraphBLAS

106 points | 12 comments | Mar 13, 2019 | by michelpp

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#38 Show HN: IDE for Learning RISC-V

105 points | 30 comments | Mar 21, 2019 | by thethirdone

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#39 Show HN: Tinkersynth, a whimsical generative art machine

105 points | 30 comments | Mar 13, 2019 | by joshwcomeau

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#40 Show HN: Applying Machine Learning to March Madness

97 points | 26 comments | Mar 18, 2019 | by adeshpande3

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#41 Show HN: Graphql2chartjs: Realtime Charts Made Easy with GraphQL and ChartJS

96 points | 8 comments | Mar 14, 2019 | by wawhal

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#42 Show HN: Building computer labs in schools in Africa

94 points | 36 comments | Mar 13, 2019 | by nellycheboi12

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#43 Show HN: Feed of current articles for science lovers shortened to bullet points

94 points | 34 comments | Mar 10, 2019 | by kemyd

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#44 Show HN: tor_ssh.sh – One command to enable SSH access via Tor

93 points | 65 comments | Mar 05, 2019 | by NickBusey

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#45 Show HN: Croissant, a Lua REPL and Debugger

93 points | 6 comments | Mar 01, 2019 | by giann

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#46 Show HN: FastAPI: build Python APIs with Go-like speed and automatic UI docs

88 points | 71 comments | Mar 20, 2019 | by tiangolo

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#47 Show HN: ContextCue – Create and host private, ethical ads

80 points | 45 comments | Mar 22, 2019 | by jroschen

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#48 Show HN: A tool to upload/download files from command line

79 points | 48 comments | Mar 03, 2019 | by ruhighload

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#49 Show HN: A social platform to record and debate predictions of the future

78 points | 39 comments | Mar 24, 2019 | by tompec

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#50 Show HN: What's My Aircraft?

73 points | 86 comments | Mar 25, 2019 | by ediardo

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#51 Show HN: Blogcast – Generate audio versions of your articles

72 points | 28 comments | Mar 21, 2019 | by teaguns

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#52 Show HN: I made a site that lets you stream any torrent

71 points | 76 comments | Mar 02, 2019 | by codecors

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#53 Show HN: Simple realtime two-way sync with SSH, fswatch and rsync

71 points | 35 comments | Mar 21, 2019 | by headgasket

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#54 Show HN: SocialAmnesia – Open-source tool that auto-erases old Reddits/tweets

71 points | 23 comments | Mar 27, 2019 | by NickGott

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#55 Show HN: Journali.sm, a Newsfeed for News

69 points | 40 comments | Mar 11, 2019 | by jaredwiener

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#56 Show HN: Cloud browser – headless Chrome and image maps

69 points | 31 comments | Mar 10, 2019 | by epitactic

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#57 Show HN: Two Kilo – A curses-based text editor in 2kb of code

67 points | 44 comments | Mar 07, 2019 | by earenndil

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#58 Show HN: Health News – Hacker News for Health

66 points | 35 comments | Mar 13, 2019 | by PierredeFermat

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#59 Show HN: Space Age Hand Tools in the Maker Age

66 points | 20 comments | Mar 15, 2019 | by incanus77

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#60 Show HN: Nameof Operator for Modern C++

65 points | 23 comments | Mar 24, 2019 | by neargye

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#61 Show HN: A Tax Calculator for India

63 points | 26 comments | Mar 21, 2019 | by kartickv

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#62 Show HN: Mosaic – A declarative, front-end JavaScript library for building UIs

63 points | 20 comments | Mar 22, 2019 | by authman2

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#63 Show HN: Bit v0.5.0 – Bitcoin made easy, now with SegWit support

63 points | 8 comments | Mar 18, 2019 | by ofek

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#64 Show HN: Mapipedia

61 points | 38 comments | Mar 12, 2019 | by mapipedia

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#65 Show HN: Progress Dashboard – A dashboard to stay productive with progress bars

59 points | 32 comments | Mar 04, 2019 | by mubaris

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#66 Show HN: Prefect – A workflow engine designed for modern data engineering

59 points | 4 comments | Mar 28, 2019 | by josmek

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#67 Show HN: A hand-picked selection of the worst computer puns on the Internet

58 points | 31 comments | Mar 04, 2019 | by devrelavocados

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#68 Show HN: Kanye.rest – A Free REST API for Random Kanye West Quotes

56 points | 32 comments | Mar 17, 2019 | by ajzbc

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#69 Show HN: NatUIve 2.0 – lightweight, rich, open web

54 points | 47 comments | Mar 28, 2019 | by rado

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#70 Show HN: Dumbest AI + Blockchain Project in 100 lines

52 points | 7 comments | Mar 12, 2019 | by daniel-l

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#71 Show HN: Red pepper chef – distinguish parts of a red pepper to keep vs. discard

51 points | 15 comments | Mar 22, 2019 | by anthonysarkis

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#72 Show HN: English and Spanish news articles summarizer algorithm with word clouds

50 points | 11 comments | Mar 05, 2019 | by Agent_Phantom

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#73 Show HN: Exoplanets Data Visualisation Using D3.js

50 points | 5 comments | Mar 03, 2019 | by tkvishal

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#74 Show HN: Price comparison for attraction tickets, tours, and activties

49 points | 35 comments | Mar 22, 2019 | by tymonw

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#75 Show HN: Wdio – Docker setup for WebdriverIO

49 points | 14 comments | Mar 03, 2019 | by blueimp

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#76 Show HN: WinSpd – create β€œSCSI disks” as user mode processes on Windows

46 points | 33 comments | Mar 18, 2019 | by billziss

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#77 Show HN: LaraOne – Ultimate workstation for programmers

44 points | 29 comments | Mar 16, 2019 | by jdalton

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#78 Show HN: Cell Automata Ventricle Puzzle in Elm and WebGL

43 points | 6 comments | Mar 09, 2019 | by paliilap

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#79 Show HN: FastDom – Lightweight replacement of React and MobX

41 points | 8 comments | Mar 24, 2019 | by pyxru

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#80 Show HN: Pipe To Me – Stream data over HTTP using curl

39 points | 13 comments | Mar 07, 2019 | by pyinthesky

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#81 Show HN: Small, secure Nginx Docker image

38 points | 5 comments | Mar 16, 2019 | by ricardbejarano

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#82 Show HN: PivotHelper, utility for generating Pivot tables and charts

37 points | 11 comments | Mar 03, 2019 | by BjoernKW

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#83 Show HN: Cryptocurrency Index Builder

37 points | 4 comments | Mar 07, 2019 | by billatpanda

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#84 Show HN: IP-Api.io – Geolocation by IP

36 points | 37 comments | Mar 27, 2019 | by awesomeowen

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#85 Show HN: Tool for testing sites and apps on slow connections

35 points | 38 comments | Mar 14, 2019 | by pkhach

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#86 Show HN: Banana ripeness classifier (ML webapp)

32 points | 13 comments | Mar 04, 2019 | by gcarvalho

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#87 Show HN: Mission Patch – design NASA-style laptop stickers to celebrate success

30 points | 6 comments | Mar 04, 2019 | by chrislo

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#88 Show HN: Sincere – A place to share feelings

29 points | 26 comments | Mar 12, 2019 | by calhat

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#89 Show HN: Panini AI – A platform to serve ML/DL models at low latency

29 points | 24 comments | Mar 11, 2019 | by avin_regmi

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#90 Show HN: No Cookie – Show your website visitors you don’t use cookies

29 points | 19 comments | Mar 21, 2019 | by illustrioussuit

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#91 Show HN: Loresome – An RPG game that plays itself, and your TODOs aid the hero

25 points | 7 comments | Mar 06, 2019 | by loresome

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#92 Show HN: Micro – A Microservice Toolkit

25 points | 0 comments | Mar 25, 2019 | by chuhnk

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#93 Show HN: Boat – Big O analysis tool

24 points | 9 comments | Mar 11, 2019 | by logv

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#94 Show HN: Chalkscore – Glassdoor for Education

23 points | 13 comments | Mar 12, 2019 | by mraa

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#95 Show HN: Socket Wrench – Insomnia/Postman for Websocket Testing

23 points | 8 comments | Mar 04, 2019 | by chaosprophet

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#96 Show HN: A Website for HTTP Status Codes

22 points | 13 comments | Mar 30, 2019 | by archmaster

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#97 Show HN: Fsev – OS X file event watcher under 50 lines

22 points | 3 comments | Mar 26, 2019 | by arthry

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#98 Show HN: Mathigon – an interactive, personalised mathematics textbook

22 points | 2 comments | Mar 14, 2019 | by PLegner

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#99 Show HN: AlgoDaily – One-a-day programming challenges for web developers

21 points | 6 comments | Mar 17, 2019 | by sciencewolf

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#100 Show HN: csvdiff – a fast diff tool for comparing CSV files

21 points | 2 comments | Mar 01, 2019 | by aswinkarthik93

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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 2025 best of 2024 yc s26 yc w26 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

andrey azimov by Andrey Azimov