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211.
▲
Open Source Business Challenges and Reality
gist.github.com
99 comments
3 years ago
lleyton
162 points
212.
▲
Snake-fury – a challenge for Haskell beginners
github.com/lsmor
49 comments
3 years ago
bmacho
139 points
213.
▲
Show HN: A Repo of JavaScript Coding Challenges
github.com/kolodny
31 comments
11 years ago
kolodny
127 points
214.
▲
The One Billion Row Challenge – .NET Edition
github.com/praeclarum
23 comments
2 years ago
vyrotek
104 points
215.
▲
Beating the Arc Challenge in Haskell
gist.github.com
95 comments
17 years ago
chriseidhof
100 points
216.
▲
The No-CPU Amiga Demo Challenge
github.com/askeksa
33 comments
10 months ago
doener
96 points
217.
▲
Google AI Challenge 2011 (Ants)
github.com/aichallenge
19 comments
15 years ago
db42
88 points
218.
▲
A Clone of Chips Challenge in Haskell
github.com/egonSchiele
48 comments
12 years ago
egonschiele
86 points
219.
▲
Braincraft challenge – 1000 neurons, 100 seconds, 10 runs, 2 choices, no reward
github.com/rougier
3 comments
10 months ago
phreeza
83 points
220.
▲
Show HN: SpRAG – Open-source RAG implementation for challenging real-world tasks
github.com/SuperpoweredAI
23 comments
2 years ago
zmccormick7
69 points
221.
▲
Show HN: Using GitHub to tackle Ray Bradbury's 1,000 Nights Challenge
github.com/kyledreger
19 comments
13 years ago
kyledreger
64 points
222.
▲
ODKCollect: Android app for forms, designed for use in challenging environments
github.com/opendatakit
17 comments
8 years ago
huangyz0918
49 points
223.
▲
Show HN: M4b-tool – a tool to merge, split and chapterize audiobooks
github.com/sandreas
12 comments
7 years ago
sandreas
48 points
224.
▲
The 2010 Lisp Game Design Challenge
dto.github.com
18 comments
16 years ago
fogus
43 points
225.
▲
Show HN: File Upload Hacking Challenges
github.com/breakthenet
2 comments
10 years ago
emeth
36 points
226.
▲
Show HN: SQL Injection Challenge
github.com/breakthenet
5 comments
10 years ago
emeth
34 points
227.
▲
Tigress Protection Challenge
github.com/JonathanSalwan
discuss
8 years ago
z3phyr
33 points
228.
▲
The Arc challenge in Go
github.com/hoisie
10 comments
17 years ago
marketer
32 points
229.
▲
Drag-drop deshredder for Instagram challenge
timruffles.github.com
2 comments
15 years ago
timruffles
22 points
230.
▲
Challenge: Put all of Shakespeare's works into the smallest HTML file you can
github.com/xem
15 comments
9 years ago
tbodt
20 points
231.
▲
Show HN: A JavaScript String replace API that challenges the status quo
github.com/FagnerMartinsBrack
7 comments
10 years ago
fagnerbrack
20 points
232.
▲
Show HN: M4b-tool 0.3.3 – a tool to merge, split and chapterize audiobooks
github.com/sandreas
discuss
7 years ago
sandreas
18 points
233.
▲
Tiger Beetle Viewstamped Replication Challenge
github.com/tigerbeetledb
1 comment
4 years ago
luu
15 points
234.
▲
Lobsters Vibecoding Challenge (Winter 2025-2026)
gist.github.com
3 comments
5 months ago
birdculture
12 points
235.
▲
Viewstamped Replication Made Famous — A $20k Consensus Challenge
github.com/coilhq
3 comments
5 years ago
_vvhw
12 points
236.
▲
Feat: Add 'Proof of React' Challenge
github.com/TecharoHQ
discuss
10 months ago
TheFreim
11 points
237.
▲
Rust Async/Await – The Challenges Besides Syntax – Cancellation
gist.github.com
discuss
7 years ago
gustavohoa
10 points
238.
▲
Airbnb invokes DMCA to take down coding challenge source code
github.com/github
6 comments
14 years ago
ecaron
9 points
239.
▲
Show HN: Chapter-level summaries of bestselling books using LLMs
book-summary-pro.vercel.app
5 comments
2 years ago
cosmicg
9 points
240.
▲
Ether Crawler – A dungeon crawler and challenge market based on Ethereum
github.com/ConsenSys
2 comments
11 years ago
phodo
9 points
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