Class of 2021 — HN Hall of Fame

December 2021

12 links

Advent of Code 2021

adventofcode.com Tools, games & demos 24 submissions · 22 people · 10.0 years

Hall of Fame Class of 2021-12 Resurfaced 2023-11-28

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Cross-platform Rust rewrite of the GNU coreutils

github.com Software & code 12 submissions · 10 people · 12.1 years

Hall of Fame Class of 2021-12 Resurfaced 2024-01-03

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Shoelace: A library of web components

shoelace.style Software & code 12 submissions · 10 people · 8.4 years

Hall of Fame Class of 2021-12 Resurfaced 2024-01-10

Completed last:5th submission3rd active year

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Learn how to design large-scale systems

github.com Reference 13 submissions · 13 people · 8.1 years

Hall of Fame Class of 2021-12 Resurfaced 2023-10-29

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Using the wrong dictionary (2014)

jsomers.net Essays & writing 14 submissions · 13 people · 11.5 years

Hall of Fame Class of 2021-12 Resurfaced 2023-09-03

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Jeff Varasano's Famous New York Pizza Recipe (2008)

www.varasanos.com Books & learning 9 submissions · 7 people · 13.6 years

Hall of Fame Class of 2021-12 Resurfaced 2017-05-08

Completed last:5th submission

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Exa, a modern replacement for ls

the.exa.website Software & code 10 submissions · 10 people · 4.4 years

Hall of Fame Class of 2021-12 Resurfaced 2021-12-18

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Norvig's Python programs to practice or demonstrate skills

github.com Reference 8 submissions · 8 people · 5.9 years

Hall of Fame Class of 2021-12 Resurfaced 2023-08-23

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November 2021

8 links

Caddy – The Ultimate Server with Automatic HTTPS

caddyserver.com Software & code 10 submissions · 10 people · 9.8 years

Hall of Fame Class of 2021-11 Resurfaced 2025-02-16

Completed last:breakout pair

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Xerox scanners and photocopiers randomly alter numbers in scanned documents

www.dkriesel.com Research & data 14 submissions · 14 people · 12.7 years

Hall of Fame Class of 2021-11 Resurfaced 2021-11-15

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Free public domain audiobooks

librivox.org Reference 9 submissions · 9 people · 9.9 years

Hall of Fame Class of 2021-11 Resurfaced 2025-06-01

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Designing better file organization around tags, not hierarchies (2017)

www.nayuki.io Essays & writing 9 submissions · 8 people · 8.2 years

Hall of Fame Class of 2021-11 Resurfaced 2025-06-04

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Show HN: I made a tool that made me faster at Git

github.com Software & code 10 submissions · 10 people · 6.8 years

Hall of Fame Class of 2021-11 Resurfaced 2023-07-19

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Git's initial commit

github.com Software & code 10 submissions · 10 people · 12.6 years

Hall of Fame Class of 2021-11 Resurfaced 2025-04-07

Completed last:5th submission

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Floating point visually explained (2017)

fabiensanglard.net Books & learning 9 submissions · 8 people · 8.2 years

Hall of Fame Class of 2021-11 Resurfaced 2021-11-28

Completed last:breakout pair5th submission3rd active year

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Azgaar’s Fantasy Map Generator (2018)

azgaar.github.io Tools, games & demos 6 submissions · 6 people · 4.8 years

Hall of Fame Class of 2021-11 Resurfaced 2021-11-12

Completed last:breakout pair5th submission

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October 2021

8 links

Syncthing – a continuous file synchronization program

syncthing.net Software & code 14 submissions · 13 people · 10.4 years

Hall of Fame Class of 2021-10 Resurfaced 2024-08-18

Completed last:breakout pair

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GTFOBins

gtfobins.github.io Reference 10 submissions · 10 people · 7.6 years

Hall of Fame Class of 2021-10 Resurfaced 2023-07-07

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Gpu.js – GPU Accelerated JavaScript

gpu.rocks Software & code 8 submissions · 8 people · 5.6 years

Hall of Fame Class of 2021-10 Resurfaced 2021-10-08

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Algorithms and Data Structures Explained and Implemented in JavaScript

github.com Software & code 10 submissions · 9 people · 4.9 years

Hall of Fame Class of 2021-10 Resurfaced 2023-04-07

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Carp – A statically typed Lisp, without a GC, for real-time applications

github.com Software & code 10 submissions · 7 people · 7.3 years

Hall of Fame Class of 2021-10 Resurfaced 2023-01-27

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TOX – A New Kind of Instant Messaging

tox.chat Software & code 6 submissions · 6 people · 7.9 years

Hall of Fame Class of 2021-10 Resurfaced 2021-10-05

Completed last:5th submission

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Doomsday Prep for the Super-Rich (2017)

www.newyorker.com Essays & writing 7 submissions · 6 people · 6.9 years

Hall of Fame Class of 2021-10 Resurfaced 2021-10-16

Completed last:breakout pair5th submission

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Benjamin Button Reviews the New MacBook Pro

blog.pinboard.in Essays & writing 6 submissions · 5 people · 5.0 years

Hall of Fame Class of 2021-10 Resurfaced 2021-10-19

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September 2021

11 links

JSON5 – JSON for Humans

json5.org Reference 12 submissions · 11 people · 10.8 years

Hall of Fame Class of 2021-09 Resurfaced 2024-12-08

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Goodhart's Law: When a measure becomes a target, it ceases to be a good measure

en.wikipedia.org Reference 19 submissions · 18 people · 15.7 years

Hall of Fame Class of 2021-09 Resurfaced 2021-09-17

Completed last:breakout pair

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JSFuck (2012)

www.jsfuck.com Tools, games & demos 7 submissions · 7 people · 13.5 years

Hall of Fame Class of 2021-09 Resurfaced 2021-09-26

Completed last:breakout pair5th submission

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Money creation in the modern economy (2014) [pdf]

www.bankofengland.co.uk Research & data 9 submissions · 9 people · 6.1 years

Hall of Fame Class of 2021-09 Resurfaced 2021-09-09

Completed last:breakout pair

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The Descent to C (2013)

www.chiark.greenend.org.uk Books & learning 7 submissions · 7 people · 10.1 years

Hall of Fame Class of 2021-09 Resurfaced 2021-09-01

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Masscan: TCP port scanner, scanning entire Internet in under 5 minutes

github.com Software & code 5 submissions · 5 people · 8.0 years

Hall of Fame Class of 2021-09 Resurfaced 2021-09-28

Completed last:breakout pair5th submission

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If You’re So Successful, Why Are You Still Working 70 Hours a Week?

hbr.org Essays & writing 6 submissions · 6 people · 6.1 years

Hall of Fame Class of 2021-09 Resurfaced 2024-03-01

Completed last:breakout pair5th submission3rd active year

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Stop Reading News (2013)

fs.blog Essays & writing 6 submissions · 6 people · 3.0 years

Hall of Fame Class of 2021-09 Resurfaced 2021-09-22

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August 2021

12 links

Gail.com FAQ

gail.com Reference 15 submissions · 14 people · 10.7 years

Hall of Fame Class of 2021-08 Resurfaced 2023-01-09

Completed last:breakout pair

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Why I Wrote PGP (1999)

www.philzimmermann.com Essays & writing 14 submissions · 13 people · 13.5 years

Hall of Fame Class of 2021-08 Resurfaced 2021-08-09

Completed last:breakout pair

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A Generation Lost in the Bazaar (2012)

queue.acm.org Essays & writing 8 submissions · 8 people · 13.7 years

Hall of Fame Class of 2021-08 Resurfaced 2023-10-18

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Sailfish 4

sailfishos.org Sites & organizations 7 submissions · 7 people · 11.6 years

Hall of Fame Class of 2021-08 Resurfaced 2024-10-05

Completed last:breakout pair3rd active year

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Why Python Is Slow: Looking Under the Hood

jakevdp.github.io Books & learning 6 submissions · 6 people · 9.9 years

Hall of Fame Class of 2021-08 Resurfaced 2017-10-25

Completed last:5th submission

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Hammerspoon – macOS automation with Lua

www.hammerspoon.org Software & code 7 submissions · 7 people · 10.7 years

Hall of Fame Class of 2021-08 Resurfaced 2021-12-12

Completed last:5th submission

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LeafletJS: a JavaScript library for interactive maps

leafletjs.com Software & code 9 submissions · 9 people · 12.8 years

Hall of Fame Class of 2021-08 Resurfaced 2021-08-16

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To become a good C programmer (2011)

fabiensanglard.net Books & learning 7 submissions · 7 people · 14.3 years

Hall of Fame Class of 2021-08 Resurfaced 2021-08-01

Completed last:5th submission

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July 2021

11 links

Crafting Interpreters

craftinginterpreters.com Books & learning 16 submissions · 15 people · 9.0 years

Hall of Fame Class of 2021-07 Resurfaced 2026-01-14

Completed last:breakout pair

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Let’s Build a Simple Database (2017)

cstack.github.io Books & learning 16 submissions · 15 people · 8.4 years

Hall of Fame Class of 2021-07 Resurfaced 2023-05-03

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Path to a free, self-taught education in Computer Science

github.com Books & learning 7 submissions · 7 people · 7.4 years

Hall of Fame Class of 2021-07 Resurfaced 2025-05-25

Completed last:breakout pair5th submission

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Bret Victor: Learnable Programming

worrydream.com Essays & writing 16 submissions · 16 people · 11.0 years

Hall of Fame Class of 2021-07 Resurfaced 2023-10-03

Completed last:breakout pair

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Show HN: Wave function collapse algorithm

github.com Software & code 12 submissions · 12 people · 9.6 years

Hall of Fame Class of 2021-07 Resurfaced 2026-04-30

Completed last:breakout pair

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Inter UI, a typeface designed for user interfaces

rsms.me Sites & organizations 11 submissions · 11 people · 7.4 years

Hall of Fame Class of 2021-07 Resurfaced 2021-07-30

Completed last:breakout pair5th submission

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Why does man print "gimme gimme gimme" at 00:30? (2017)

unix.stackexchange.com Essays & writing 6 submissions · 6 people · 6.9 years

Hall of Fame Class of 2021-07 Resurfaced 2024-10-04

Completed last:breakout pair5th submission3rd active year

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Transfer.sh – File sharing from the command line

transfer.sh Tools, games & demos 7 submissions · 7 people · 9.9 years

Hall of Fame Class of 2021-07 Resurfaced 2021-07-05

Completed last:5th submission

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June 2021

12 links

Teach Yourself Programming in Ten Years (1998)

norvig.com Books & learning 32 submissions · 32 people · 18.6 years

Hall of Fame Class of 2021-06 Resurfaced 2025-07-26

Completed last:breakout pair

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Learn C and build your own Lisp

www.buildyourownlisp.com Books & learning 11 submissions · 11 people · 11.3 years

Hall of Fame Class of 2021-06 Resurfaced 2025-08-05

Completed last:breakout pair

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Elevator Saga – An elevator programming game

play.elevatorsaga.com Tools, games & demos 15 submissions · 15 people · 10.8 years

Hall of Fame Class of 2021-06 Resurfaced 2022-10-18

Completed last:breakout pair

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The Website Obesity Crisis

idlewords.com Books & learning 11 submissions · 11 people · 9.3 years

Hall of Fame Class of 2021-06 Resurfaced 2023-01-21

Completed last:breakout pair

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Git for Computer Scientists

eagain.net Books & learning 12 submissions · 11 people · 17.7 years

Hall of Fame Class of 2021-06 Resurfaced 2021-06-13

Completed last:breakout pair

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Gooey: Turn almost any Python command line program into a full GUI application

github.com Software & code 7 submissions · 6 people · 9.3 years

Hall of Fame Class of 2021-06 Resurfaced 2023-12-09

Completed last:breakout pair5th submission

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Treesheets: cross-platform, free-form data organizer app

strlen.com Software & code 8 submissions · 8 people · 12.3 years

Hall of Fame Class of 2021-06 Resurfaced 2021-06-24

Completed last:breakout pair5th submission

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Simple Dynamic Strings library for C

github.com Software & code 6 submissions · 6 people · 11.5 years

Hall of Fame Class of 2021-06 Resurfaced 2025-08-25

Completed last:5th submission

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May 2021

15 links

Shellcheck finds bugs in your shell scripts

www.shellcheck.net Tools, games & demos 25 submissions · 22 people · 11.9 years

Hall of Fame Class of 2021-05 Resurfaced 2023-11-23

Completed last:breakout pair

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Thoughts on Flash

www.apple.com Essays & writing 15 submissions · 15 people · 11.0 years

Hall of Fame Class of 2021-05 Resurfaced 2021-05-06

Completed last:breakout pair

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The Art of Command Line (2015)

github.com Books & learning 8 submissions · 8 people · 8.9 years

Hall of Fame Class of 2021-05 Resurfaced 2022-11-24

Completed last:5th submission

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How Fake Money Saved Brazil (2010)

www.npr.org Essays & writing 9 submissions · 8 people · 10.9 years

Hall of Fame Class of 2021-05 Resurfaced 2021-05-12

Completed last:breakout pair5th submission3rd active year

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No, pi is wrong: The Tau Manifesto

tauday.com Essays & writing 15 submissions · 15 people · 12.6 years

Hall of Fame Class of 2021-05 Resurfaced 2021-05-09

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John Scalzi: Being Poor (2005)

whatever.scalzi.com Essays & writing 6 submissions · 5 people · 15.6 years

Hall of Fame Class of 2021-05 Resurfaced 2021-05-22

Completed last:5th submission

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The Time Everyone “Corrected” the World’s Smartest Woman (2015)

priceonomics.com Essays & writing 6 submissions · 6 people · 7.5 years

Hall of Fame Class of 2021-05 Resurfaced 2024-02-25

Completed last:breakout pair5th submission

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Principal Component Analysis Explained Visually (2015)

setosa.io Tools, games & demos 7 submissions · 7 people · 9.2 years

Hall of Fame Class of 2021-05 Resurfaced 2022-10-29

Completed last:5th submission

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April 2021

16 links

Pass: The standard Unix password manager

www.passwordstore.org Software & code 22 submissions · 21 people · 11.3 years

Hall of Fame Class of 2021-04 Resurfaced 2025-09-13

Completed last:breakout pair

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FFmpeg 4.0 released

ffmpeg.org Software & code 11 submissions · 8 people · 15.0 years

Hall of Fame Class of 2021-04 Resurfaced 2026-03-17

Completed last:breakout pair5th submission

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0.30000000000000004

0.30000000000000004.com Books & learning 16 submissions · 15 people · 9.6 years

Hall of Fame Class of 2021-04 Resurfaced 2022-06-20

Completed last:5th submission

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Dynamicland 2024

dynamicland.org Reference 13 submissions · 12 people · 8.3 years

Hall of Fame Class of 2021-04 Resurfaced 2024-09-04

Completed last:breakout pair5th submission

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Diamonds Suck (2006)

diamondssuck.com Essays & writing 11 submissions · 6 people · 12.4 years

Hall of Fame Class of 2021-04 Resurfaced 2023-11-13

Completed last:breakout pair

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CyberChef – A Cyber Swiss Army Knife

gchq.github.io Tools, games & demos 10 submissions · 10 people · 7.2 years

Hall of Fame Class of 2021-04 Resurfaced 2024-02-01

Completed last:5th submission3rd active year

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Gitless a simple VCS built on top of Git

gitless.com Software & code 9 submissions · 9 people · 8.3 years

Hall of Fame Class of 2021-04 Resurfaced 2023-06-17

Completed last:5th submission

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Computer Science from the Bottom Up (2013)

www.bottomupcs.com Books & learning 9 submissions · 9 people · 12.0 years

Hall of Fame Class of 2021-04 Resurfaced 2023-09-10

Completed last:breakout pair

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March 2021

13 links

-2000 lines of code

www.folklore.org Essays & writing 10 submissions · 9 people · 12.8 years

Hall of Fame Class of 2021-03 Resurfaced 2022-11-05

Completed last:breakout pair

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Notes on structured concurrency, or: Go statement considered harmful

vorpus.org Essays & writing 19 submissions · 19 people · 8.0 years

Hall of Fame Class of 2021-03 Resurfaced 2022-07-02

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The $5000 Compression Challenge

www.patrickcraig.co.uk Essays & writing 8 submissions · 8 people · 13.7 years

Hall of Fame Class of 2021-03 Resurfaced 2024-11-23

Completed last:5th submission

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Terrain rendering in fewer than 20 lines of code

github.com Software & code 9 submissions · 8 people · 7.3 years

Hall of Fame Class of 2021-03 Resurfaced 2025-01-03

Completed last:3rd active year

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Vim clutch

github.com Software & code 7 submissions · 7 people · 12.3 years

Hall of Fame Class of 2021-03 Resurfaced 2022-06-21

Completed last:5th submission

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Project Naptha: Make Text in Browser Images Selectable

projectnaptha.com Software & code 8 submissions · 8 people · 8.2 years

Hall of Fame Class of 2021-03 Resurfaced 2022-07-11

Completed last:5th submission

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Common Crawl

commoncrawl.org Research & data 13 submissions · 13 people · 13.0 years

Hall of Fame Class of 2021-03 Resurfaced 2025-03-04

Completed last:breakout pair

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Quick, Draw

quickdraw.withgoogle.com Tools, games & demos 10 submissions · 10 people · 9.5 years

Hall of Fame Class of 2021-03 Resurfaced 2021-03-29

Completed last:breakout pair

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February 2021

15 links

Cockpit: Web-based graphical interface for servers

cockpit-project.org Software & code 9 submissions · 9 people · 11.7 years

Hall of Fame Class of 2021-02 Resurfaced 2023-10-16

Completed last:breakout pair

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Beej's Guide to Network Programming

beej.us Books & learning 11 submissions · 11 people · 17.2 years

Hall of Fame Class of 2021-02 Resurfaced 2023-10-11

Completed last:breakout pair

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GoboLinux

www.gobolinux.org Software & code 10 submissions · 10 people · 15.5 years

Hall of Fame Class of 2021-02 Resurfaced 2024-02-28

Completed last:breakout pair

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Bitwarden: Free, open-source password manager

bitwarden.com Sites & organizations 7 submissions · 7 people · 7.0 years

Hall of Fame Class of 2021-02 Resurfaced 2023-09-25

Completed last:5th submission

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Immersive Linear Algebra (2016)

immersivemath.com Books & learning 8 submissions · 6 people · 8.7 years

Hall of Fame Class of 2021-02 Resurfaced 2024-05-11

Completed last:5th submission

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Kill the Newsletter – Convert email newsletters into Atom feeds

kill-the-newsletter.com Tools, games & demos 12 submissions · 11 people · 7.8 years

Hall of Fame Class of 2021-02 Resurfaced 2024-08-21 archived copy

Completed last:breakout pair

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Algorithms, by Jeff Erickson

jeffe.cs.illinois.edu Books & learning 10 submissions · 10 people · 7.6 years

Hall of Fame Class of 2021-02 Resurfaced 2023-11-13

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Python for Lisp Programmers (2000)

norvig.com Books & learning 13 submissions · 13 people · 15.2 years

Hall of Fame Class of 2021-02 Resurfaced 2021-02-22

Completed last:breakout pair

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January 2021

8 links

Build Your Own Text Editor

viewsourcecode.org Books & learning 12 submissions · 11 people · 7.9 years

Hall of Fame Class of 2021-01 Resurfaced 2022-11-13

Completed last:breakout pair5th submission

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Who Wants to Be a Thousandaire? (2011)

www.damninteresting.com Essays & writing 7 submissions · 6 people · 14.0 years

Hall of Fame Class of 2021-01 Resurfaced 2024-05-08

Completed last:breakout pair5th submission

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Bedrock Linux – a meta Linux distribution

bedrocklinux.org Software & code 12 submissions · 12 people · 13.7 years

Hall of Fame Class of 2021-01 Resurfaced 2021-01-31

Completed last:breakout pair

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How to Turn an IKEA Coffee Table into a DIY Server Rack

wiki.eth0.nl Books & learning 6 submissions · 6 people · 7.5 years

Hall of Fame Class of 2021-01 Resurfaced 2022-08-19

Completed last:breakout pair5th submission

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LuLu: An open-source macOS firewall that blocks unknown outgoing connections

objective-see.com Software & code 5 submissions · 5 people · 3.3 years

Hall of Fame Class of 2021-01 Resurfaced 2021-01-12

Completed last:breakout pair5th submission

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Open Source Mission Control Software from NASA

nasa.github.io Software & code 6 submissions · 6 people · 4.4 years

Hall of Fame Class of 2021-01 Resurfaced 2021-01-28

Completed last:breakout pair

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How 'DevOps' Is Killing the Developer (2014)

jeffknupp.com Essays & writing 5 submissions · 5 people · 5.5 years

Hall of Fame Class of 2021-01 Resurfaced 2018-06-28

Completed last:5th submission

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Claude Shannon: How a Genius Thinks, Works, and Lives

medium.com Essays & writing 5 submissions · 5 people · 3.5 years

Hall of Fame Class of 2021-01 Resurfaced 2021-01-20

Completed last:breakout pair5th submission3rd active year

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