Best Show HN projects from Apr, 2019

Browse the top 100 projects launched on Hacker News Show HN during Apr, 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: Lorem Picsum – Lorem Ipsum but for photos

880 points | 123 comments | Apr 28, 2019 | by dmarby

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#2 Show HN: 1MB – Free and easy static website hosting and database

744 points | 239 comments | Apr 28, 2019 | by 1mbsite

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#3 Show HN: I made a platform for journalists to β€œopen source” their fact checking

593 points | 298 comments | Apr 04, 2019 | by YazIAm

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#4 Show HN: Water.css – A just-add-css collection of styles to make websites nicer

501 points | 104 comments | Apr 07, 2019 | by archmaster

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#5 Show HN: Tree of Reddit Sex Life

494 points | 119 comments | Apr 12, 2019 | by stared

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#6 Show HN: CC Search – search engine for 300M CC-licensed images

375 points | 87 comments | Apr 30, 2019 | by kgodey

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#7 Show HN: Should you buy a house and rent it out?

353 points | 243 comments | Apr 20, 2019 | by Lukas1994

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#8 Show HN: Thoughter

312 points | 156 comments | Apr 03, 2019 | by dougk16

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#9 Show HN: Sauron – A web framework in Rust that adheres to the Elm architecture

305 points | 97 comments | Apr 26, 2019 | by ivanceras

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#10 Show HN: Ethical Resources – 300 ethical alternatives to mainstream stuff

291 points | 129 comments | Apr 09, 2019 | by mancuso5

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#11 Show HN: 300k lines of Java UI code running native in browser at desktop speed

289 points | 236 comments | Apr 05, 2019 | by jeffreportmill1

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#12 Show HN: A minimalist blog based on Tufte CSS

260 points | 74 comments | Apr 09, 2019 | by Eiriksmal

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#13 Show HN: Applying the Unix philosophy to neural networks

251 points | 64 comments | Apr 24, 2019 | by cloudkj

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#14 Show HN: Top PDFs and Papers Submitted to Hacker News

250 points | 21 comments | Apr 10, 2019 | by cloudkj

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#15 Show HN: EdgeDB – Next generation database

224 points | 85 comments | Apr 11, 2019 | by 1st1

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#16 Show HN: Programmatically Generate Diagrams for GitHub Readmes

220 points | 18 comments | Apr 14, 2019 | by rschachte

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#17 Show HN: I Built Darwin Mail as a Google Inbox Replacement

218 points | 221 comments | Apr 20, 2019 | by DarwinMailApp

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#18 Show HN: Stretch – A high-performance cross-platform layout engine in Rust

213 points | 58 comments | Apr 29, 2019 | by emilsjolander

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#19 Show HN: Xmake, a modern C/C++ build utility

186 points | 183 comments | Apr 09, 2019 | by waruqi

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#20 Show HN: Bsed – Simple, English syntax on top of Perl text processing

178 points | 67 comments | Apr 01, 2019 | by bihla

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#21 Show HN: Muon, a low-level programming language inspired by C, C# and Go

175 points | 114 comments | Apr 07, 2019 | by nickmqb

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#22 Show HN: WAPM – Package Manager for WebAssembly

171 points | 78 comments | Apr 23, 2019 | by syrusakbary

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#23 Show HN: Learn to use email with Git

170 points | 71 comments | Apr 04, 2019 | by ddevault

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#24 Show HN: Mockit – Open-source app to create and configure HTTP mocked endpoints

158 points | 25 comments | Apr 20, 2019 | by boyneyy123

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#25 Show HN: Ddgr – search DuckDuckGo from your terminal

143 points | 52 comments | Apr 08, 2019 | by apjana

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Don't miss when the next Dropbox or Stripe launches



#26 Show HN: Tetris Implemented in ClojureScript

135 points | 25 comments | Apr 20, 2019 | by djblue

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#27 Show HN: Sortraits, Portraits of Sorting Algorithms

132 points | 4 comments | Apr 16, 2019 | by wtracy

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#28 Show HN: Quinesnake – A quine that plays snake over its own source

131 points | 17 comments | Apr 25, 2019 | by taylorconor

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#29 Show HN: Debugging-Friendly Tracebacks for Python

123 points | 12 comments | Apr 28, 2019 | by cknd

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#30 Show HN: Dbdot – Golang tool to help generate Postgres schema diagrams

119 points | 12 comments | Apr 07, 2019 | by akarki15

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#31 Show HN: My interview with patio11 and other profitable side project hackers

115 points | 19 comments | Apr 29, 2019 | by laksmanv

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#32 Show HN: hncynic – Generate Hacker News Comments from Titles

114 points | 28 comments | Apr 18, 2019 | by leod

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#33 Show HN: BepuPhysics – 3D real-time physics simulation library in C#

108 points | 25 comments | Apr 21, 2019 | by rossnordby

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#34 Show HN: PaaS with database and free backups

102 points | 59 comments | Apr 06, 2019 | by vincelt

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#35 Show HN: A minimal and idiomatic WebSocket library for Go

99 points | 22 comments | Apr 27, 2019 | by nhooyr

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#36 Show HN: RealtimeApp – Deploy a realtime app using serverless components

98 points | 46 comments | Apr 08, 2019 | by ac360

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#37 Show HN: Cedreo – Home construction drawings and 3D models

98 points | 35 comments | Apr 26, 2019 | by cedreo

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#38 Show HN: Open-Source Business Intelligence for BigQuery – Looker Alternative

95 points | 44 comments | Apr 02, 2019 | by akalitenya

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#39 Show HN: Talks from successful founders, curated every day

95 points | 7 comments | Apr 16, 2019 | by krm01

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#40 Show HN: Procedural Character Animation with Machine Learning in Three.js

94 points | 27 comments | Apr 22, 2019 | by snayss

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#41 Show HN: Maildown – Markdown email campaigns

92 points | 53 comments | Apr 06, 2019 | by chris140957

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#42 Show HN: Simple but Powerful IDE for Databases

89 points | 96 comments | Apr 17, 2019 | by celinelee

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#43 Show HN: JavaScript plugin to build 360-degree images

87 points | 28 comments | Apr 15, 2019 | by itchfer

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#44 Show HN: A game I made in 48 hours

85 points | 61 comments | Apr 29, 2019 | by joemanaco

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#45 Show HN: CryptoTrader.Tax – Tax calculator for your crypto trading

80 points | 54 comments | Apr 07, 2019 | by wiidude32

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#46 Show HN: Python virtual environment, but backed by Docker

78 points | 24 comments | Apr 29, 2019 | by se7entyse7en

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#47 Show HN: Gfile, a WebRTC based file transfer utility in Go

77 points | 42 comments | Apr 08, 2019 | by Antonito

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#48 Show HN: Messing with Telnet

77 points | 34 comments | Apr 15, 2019 | by bwasti

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#49 Show HN: Hyper Editor – A back end independent visual composer for web

74 points | 0 comments | Apr 05, 2019 | by shimulch

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#50 Show HN: Weight Lifting Algorithm Based on 5M Workouts

70 points | 90 comments | Apr 11, 2019 | by jakemor

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#51 Show HN: Turn any WiFi into a persistent group chat

67 points | 56 comments | Apr 30, 2019 | by melvinmt

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#52 Show HN: Festival Hunt – Discover, filter and sort music festivals

62 points | 34 comments | Apr 09, 2019 | by craze3

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#53 Show HN: Room.sh – a simple online meeting space

57 points | 14 comments | Apr 08, 2019 | by cb22

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#54 Show HN: My first open-source project release – RandomJson

56 points | 14 comments | Apr 25, 2019 | by mangatmodi

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#55 Show HN: Equilibrium in Cryptoeconomic Networks

54 points | 10 comments | Apr 25, 2019 | by hosolmaz

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#56 Show HN: Made an AI to Write News Headlines Like Fox News, CNN, Breitbart etc.

53 points | 29 comments | Apr 24, 2019 | by ptrenko

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#57 Show HN: Web App Generators for React, Angular, Vue, SQL, MongoDB or Firestore

53 points | 20 comments | Apr 14, 2019 | by fpastore

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#58 Show HN: Sprint Cost, automate cost estimation in software projects

53 points | 16 comments | Apr 06, 2019 | by alanmaker

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#59 Show HN: A Parallel Implementation of Graph2Vec

53 points | 0 comments | Apr 30, 2019 | by benitorosenberg

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#60 Show HN: Offst – A decentralized payment system

52 points | 44 comments | Apr 26, 2019 | by realcr

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#61 Show HN: Gandul – accessible image lazy loading

52 points | 16 comments | Apr 17, 2019 | by alterebro

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#62 Show HN: MLJAR – build machine learning models without coding

51 points | 19 comments | Apr 16, 2019 | by pplonski86

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#63 Show HN: Beatnik – Streaming Music Sharing

50 points | 25 comments | Apr 12, 2019 | by nick41496

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#64 Show HN: How to Get Started with Continuous Integration

49 points | 22 comments | Apr 15, 2019 | by jpdel

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#65 Show HN: Use Deep Learning to Automatically Colorize Black and White Photos

48 points | 11 comments | Apr 13, 2019 | by middle1

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#66 Show HN: WebRTC wrapper for React and Vue (built-in signaling)

46 points | 5 comments | Apr 02, 2019 | by tamas1

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#67 Show HN: Pichi – An application-layer proxy which can be controlled via API

44 points | 13 comments | Apr 21, 2019 | by pichi-router

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#68 Show HN: 8base – Generate working React app with GraphQL back end in minutes

42 points | 10 comments | Apr 18, 2019 | by andr111

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#69 Show HN: Platypus 3.0 – Server monitoring with websockets

42 points | 4 comments | Apr 27, 2019 | by gmemstr

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#70 Show HN: Office Hours – Hold office hours by phone anytime, anywhere

39 points | 18 comments | Apr 26, 2019 | by rpavuluri

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#71 Show HN: TimeSnapper for Mac Beta

36 points | 23 comments | Apr 19, 2019 | by LeonB

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#72 Show HN: Measure the cost of Kubernetes containers/services in real-time

36 points | 2 comments | Apr 09, 2019 | by AjayTripathy

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#73 Show HN: WindowsKnowHow – A video guide to Windows 10

34 points | 12 comments | Apr 09, 2019 | by Yassman

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#74 Show HN: A simple self-hosted ngrok alternative

34 points | 5 comments | Apr 21, 2019 | by stevekemp

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#75 Show HN: Algorithms and Data Structures Implemented in JavaScript

34 points | 0 comments | Apr 05, 2019 | by adriansky

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#76 Show HN: Training Data for Robot Dogs

32 points | 6 comments | Apr 01, 2019 | by ayw

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#77 Show HN: Ganvatar - Hacking StyleGAN to adjust age, gender, and emotion of faces

32 points | 5 comments | Apr 04, 2019 | by berkeleymalagon

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#78 Show HN: A Forever Free Alternative to Pingdom/Uptimerobot/Statuscake

31 points | 8 comments | Apr 16, 2019 | by codezombiee

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#79 Show HN: Lexiconomy – Decentralized and Economized Dictionary

30 points | 26 comments | Apr 15, 2019 | by sixfour

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#80 Show HN: Allparel - Fashion Search Powered by AI Generated Product Tags

29 points | 7 comments | Apr 09, 2019 | by wooders

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#81 Show HN: Test HTTP Requests without Mock Server

29 points | 4 comments | Apr 24, 2019 | by Vatavuk

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#82 Show HN: 250 Free Content Templates, Easily Make Your Next 1000 Posts & Articles

28 points | 8 comments | Apr 05, 2019 | by Bjarnee

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#83 Show HN: Text News, Gopher only, text only, readable news

28 points | 5 comments | Apr 20, 2019 | by mdewinter

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#84 Show HN: An easier way to deploy web apps in node, ruby, python, and go

27 points | 19 comments | Apr 10, 2019 | by obunu

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#85 Show HN: I made a 'scrollytelling' visual explanation for the Permutation Test

27 points | 3 comments | Apr 04, 2019 | by jwilbs

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#86 Show HN: CoDiff, a new collaboration tool for developers

26 points | 12 comments | Apr 06, 2019 | by jtsiskin

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#87 Show HN: Pitch to a network of investors (demo day as a service)

26 points | 1 comments | Apr 10, 2019 | by tomerdi

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#88 Show HN: Lirik (Lyrics Syncing Tool)

24 points | 22 comments | Apr 11, 2019 | by emmarqz

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#89 Show HN: I made a popup widget to display online revenue, traffic

23 points | 1 comments | Apr 05, 2019 | by middle1

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#90 Show HN: Lifetime SaaS Deals (tired of paying monthly for biz tools?)

22 points | 33 comments | Apr 23, 2019 | by Bjarnee

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#91 Show HN: Relief – Physical Therapy Programs to Fix Back Pain and Posture

22 points | 8 comments | Apr 24, 2019 | by acjin

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#92 Show HN: Create AI Models from an Excel Spreadsheet

22 points | 3 comments | Apr 05, 2019 | by yantra_ml

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#93 Show HN: Summaries of the best books, broken down into 5-min daily emails/texts

21 points | 12 comments | Apr 10, 2019 | by bookcelerator

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#94 Show HN: Socialscan – Check email address and username usage on online platforms

21 points | 2 comments | Apr 01, 2019 | by iojw

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#95 Show HN: Lang – Internationalize in under 10 minutes

20 points | 7 comments | Apr 02, 2019 | by peterlzhou

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#96 Show HN: Create self-guided walking tours of your city

19 points | 11 comments | Apr 21, 2019 | by thegeomaster

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#97 Show HN: CSS Scan 2.0 – Instantly check and copy the computed CSS of any element

19 points | 5 comments | Apr 29, 2019 | by guivr

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#98 Show HN: CSSBattle – The First CSS Code Golfing Battleground

19 points | 4 comments | Apr 08, 2019 | by _kush

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#99 Show HN: This Meme Does Not Exist

18 points | 12 comments | Apr 23, 2019 | by dylanwenzlau

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#100 Show HN: Evaluate your startup ideas in 30 seconds – Shouldimakeit.com

18 points | 9 comments | Apr 11, 2019 | by craigbarber

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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