Challenges and Sports

Online #

Programming/Math Challenges #

Name Description
Project Eulerexternal link Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.
The Eudyptula Challengeexternal link The Eudyptula Challenge was a series of programming exercises for the Linux kernel
The Cryptopals Crypto Challengesexternal link We’ve built a collection of exercises that demonstrate attacks on real-world crypto.
The Monad Challengesexternal link Monads cannot be taught. They must be discovered
The Deadlock Empireexternal link solve for deadlocks
Advent of Code 2021external link Advent of Code is an annual set of Christmas-themed computer programming challenges
The Computer Language Benchmarks Gameexternal link A free software project for comparing how a given subset of simple algorithms can be implemented in various popular programming languages.
Rosetta Codeexternal link Rosetta Code is a programming chrestomathy site.
The SQL Murder Mysteryexternal link Can you find out whodunnit?
RegEx Crosswordexternal link It’s a crossword puzzle where you need to fill in the hexes with character sequences, so that they match the regular expressions listed around the edges.
The Case of the 50ms requestexternal link This is a mystery where your goal is to solve a debugging problem! You’ll collect clues, interpret evidence, and ultimately solve the Case of the 50ms Request!
Al Zimmermann’s Programming Contestsexternal link Demented computer programmers compete for glory and for the adulation of their peers.
Hanukkah of Dataexternal link data puzzles
The Case of the Slow Websitesexternal link A mystery where your goal is to solve a debugging problem! You’ll collect clues, interpret evidence, and ultimately solve the Case of the Slow Websites!
Protohackersexternal link Server programming challenge.
Code Golfexternal link Code Golf is a game designed to let you show off your code-fu by solving problems in the least number of characters.
IPv4 Turf Warexternal link Claim The Land At 110.225.222.12
Elevator Sagaexternal link The elevator programming game!
Turing Completeexternal link Learn CPU architecture with puzzles
SadServersexternal link Troubleshooting Linux Servers
Untrustedexternal link a user javascript adventure game
alert(1) to winexternal link undefined
Play Battlesnakeexternal link A multiplayer game where your code is the controller.
Tiny Code Christmasexternal link an event to help you take your first steps in demoscene sizecoding with Lua based fantasy consoles
Five Hundred Wordsexternal link Web application which helps people grow in the practice of habitual writing.
30DayMapChallengeexternal link Daily social mapping project happening every November
Chronophotoexternal link The Photographical History Game
100 Days To Offloadexternal link Can you publish 100 posts on your blog in a year?
Wheel of Misfortuneexternal link SRE Game
Busy Beaver Challengeexternal link The goal of the Busy Beaver Challenge (bbchallenge for short) is to collaboratively prove or disprove the following conjecture [Aaronson, 2020]
Gossip Glomers ยท Flyexternal link A series of distributed systems challenges brought to you by Fly.io. stream by Jon G.external link
hackatticexternal link Hard, no-nonsense programming challenges
1.3B Worldcat scrapeexternal link Wordcat scrape and data science mini competition
PID control challengeโ€‹external link proportional-integral-derivativeexternal link (PID) controller.
PANIC 50external link 50 small prank programs for kids and adults
ArchNotes CTFexternal link CTF for Architecture Notes

Games #

Name Description
pacmanexternal link Classic pacman with procedurally generated infinite vertical maze.
wikitriviaexternal link Wikidata as a trivia card game.
botanyexternal link command line virtual plant buddy
trustexternal link An interactive guide to the game theory of cooperation
bookstory-enexternal link English translation of BookStory
clmysteryexternal link A command-line murder mystery
Absurd Trolley Problemsexternal link Solve trolley problems
xkcd Time - at your own paceexternal link Don’t understand yet
One Hour One Lifeexternal link Live entire live in one hour
Cityboundexternal link A city building game
Desktop Goose by sampersonexternal link Goose for your desktop.
Bitburnerexternal link a cyberpunk-themed incremental RPG! The game takes place in a dark, dystopian future
Tomorrow Corporationexternal link Program little office workers to solve puzzles
7 Billion Humansexternal link Automate swarms of office workers to solve puzzles inside your very own parallel computer made of people.
TIS-100external link TIS-100 is an open-ended programming game by Zachtronics
SHENZHEN I/Oexternal link BUILD CIRCUITS. WRITE CODE. RTFM.
Screepsexternal link MMO strategy sandbox game for programmers
Zachtronicsexternal link The year is 1997. You used to be a hacker, but now you have the phage.
MHRDexternal link MHRD is a hardware design game
Code Romanticexternal link Code Romantic is a computer science puzzle visual novel
Retro Gadgetsexternal link Retro Gadgets is a gadget creation station where you invent, build, solder
SpaceTraders APIexternal link API based trader. stonks. to the moon fr fr.
Hacknetexternal link Hacknet is a modern, super immersive terminal-driven hacking game
Play UNOexternal link Online with friends for free! - Pizzuno ๐Ÿ•
Factorioexternal link Factorio is a game about building and creating automated factories
Hackitsexternal link See thisexternal link and thisexternal link
Little Alchemyexternal link mix things
Metazooaexternal link Figure out da animal
Wikiracingexternal link Players race towardsexternal link the goal of traversingexternal link from one Wikipedia page to another
sandspielexternal link SAND!

Emulators #

Name Description
Avocadoexternal link ๐Ÿฅ‘ PlayStation 1 emulator
nesexternal link NES emulator written in Go.
yuzuexternal link Nintendo Switch Emulator
ruffleexternal link A Flash Player emulator written in Rust
nesturexternal link The NES (emulator) you left outside in the rain but let dry and still kind of works
hackmudexternal link ๏ฝˆ๏ฝ๏ฝƒ๏ฝ‹๏ฝ๏ฝ•๏ฝ„ is a cyberpunk themed text-based hacking simulator
PICO-8 Fantasy Consoleexternal link Play, create and share tiny games and other cartridges!
TIC-80 tiny computerexternal link TIC-80 is a free and open source fantasy computer for making, playing and sharing tiny games.
100R โ€” uxnexternal link The Uxn ecosystem is a clean-slate personal computing stack
keirf/flashfloppyexternal link Floppy drive emulator for Gotek hardware
wasmboyexternal link Game Boy / Game Boy Color Emulator Librar in WASM

Offline #

Name Description
Speedcabling Championshipexternal link An attempt to un-tangle cable
The Game (mind game)external link The game is to not think of the game
alexellis/growlabexternal link A global contest to grow and monitor your own food with Raspberry Pi
The Natural Number Gameexternal link a part-book part-game which shows the power of induction.
Geocaching - Wikipediaexternal link outdoor recreational activity, in which participants use a Global Positioning System (GPS) receiver or mobile device and other navigational techniques to hide and seek containers
Chicken Rushexternal link Race against your friends to find the Chicken first in the ultimate game of hide & seek.
The UNIX Pipe Card Gameexternal link This is a card game for teaching kids how to combine unix commands through pipes.
Wandrerexternal link Wandrer.earth is an exploration game where you win by going places