233 / 233 Tracked platforms
🧠
AI / Machine Learning
· 20Kaggle
The Data Science Olympics
Lablab.ai
Best for AI Hackathons & Fast Prototyping
AIcrowd
Academic & Corporate AI Research Competitions
DrivenData
Data Science for Social Good & Non-profits
Numerai
Crypto-Financial ML Tournament
Hugging Face Competitions
Open-source LLM & Diffusers challenges
MediumCredits / GPU Global Solafune
Satellite Imagery & Geospatial AI
Tianchi 阿里天池
China's largest big data & AI arena
Heywhale 和鲸社区
Premium Chinese data science community
DataFountain
CCF official data & AI platform
Baidu AI Studio
PaddlePaddle deep learning challenges
FlyAI
Lightweight AI competition arena
DataCastle
Chinese enterprise data competitions
CodaLab
Reproducible research competitions
MediumCredits / GPU Global Eval AI
Academic AI benchmarking platform
MediumCredits / GPU Global Grand Challenge
Medical imaging AI challenges
CrowdANALYTIX
Crowdsourced analytics contests
Bitgrit
Asia-focused data science league
MachineHack
India's top ML hackathon hub
NeurIPS Competitions
Elite research challenges at NeurIPS
ExpertTraffic / Exposure Global 💻
Hackathons & Coding
· 23Devpost
World's largest general hackathon aggregator
DoraHacks
Web3 & open-source incentive engine
HackerEarth
Hackathons with enterprise recruitment
Unstop
India's massive multi-disciplinary arena
MLH
Official Student Hackathon League
NoviceTraffic / Exposure Global Junction
Europe's premier hackathon community
Devfolio
India + global hackathon platform
Hack Club
Student-run hacker collective
AngelHack
Corporate-sponsored global hackathons
TreeHacks
Stanford's flagship hackathon
HackMIT
MIT's premier hackathon
HackHarvard
Harvard's international hackathon
PennApps
Penn's flagship hackathon
HackTheNorth
Canada's largest hackathon
HackZurich
Europe's largest hackathon
TechCrunch Disrupt
Startup battlefield hackathon
NASA Space Apps
NASA's global civic hackathon
NoviceTraffic / Exposure Global HackerRank
Coding contests + recruitment
CodeChef
Monthly competitive programming
Codeforces
Premier competitive programming arena
ExpertTraffic / Exposure Global AtCoder
Japan's premier algorithm contests
LeetCode Contest
Weekly competitive coding rounds
TopCoder
Legacy crowdsourced challenges
🔒
Security & Bug Bounty
· 18HackerOne
Premier Vulnerability Disclosure Program
Bugcrowd
Next-gen crowdsourced pen-testing
ImmuneFi
Elite Web3 & smart contract bug bounties
Code4rena
Decentralized smart contract auditing
Intigriti
Europe's leading bug bounty platform
YesWeHack
European ethical hacking marketplace
Synack Red Team
Vetted elite pen-testers
HackenProof
Web3 + Web2 bounty hub
Hats Finance
Decentralized smart contract bounties
Sherlock
Audit contests with coverage
CodeHawks
Cyfrin's competitive auditing platform
Open Bug Bounty
Non-profit responsible disclosure
NoviceTraffic / Exposure Global Federacy
Startup-focused bug bounties
Zerocopter
European enterprise pen-test platform
CTFtime
Global CTF event calendar
MediumTraffic / Exposure Global picoCTF
CMU's beginner CTF
NoviceTraffic / Exposure USA TryHackMe
Gamified cybersecurity training
NoviceTraffic / Exposure Global HackTheBox
Hands-on hacking labs & arenas
MediumTraffic / Exposure Global 🎨
Design & UI/UX
· 2699designs
Global freelance design contests
DesignCrowd
Crowdsourced design marketplace
Freelancer Contests
Freelancer.com creative contests
Behance
Adobe portfolio + curated jobs
MediumTraffic / Exposure Global Dribbble Playoffs
Designer community playoffs
Hatchwise
Logo + branding contests
CrowdSpring
Crowdsourced naming & design
DesignContest
Open design competitions
48hourslogo
Speed logo contests in 48h
Logo Tournament
Tournament-style logo design
Designhill
Global creative marketplace
Squadhelp
Naming + branding contests
Penji
On-demand design subscription
A' Design Award
Prestigious international design award
ExpertTraffic / Exposure Europe Red Dot Award
Iconic design quality seal
ExpertTraffic / Exposure Europe iF Design Award
Hannover's design excellence label
ExpertTraffic / Exposure Europe Awwwards
Site of the Day for top web design
MediumTraffic / Exposure Global CSS Design Awards
Web design recognition platform
MediumTraffic / Exposure Global Adobe Design Achievement
Student design championship
Webby Awards
Internet's highest honor
ExpertTraffic / Exposure USA Cannes Lions
Global creative festival
ExpertTraffic / Exposure Europe D&AD Awards
British creative pencils
ExpertTraffic / Exposure Europe 站酷 ZCOOL 比赛
China's largest designer community
大广赛
National college advertising contest
MediumTraffic / Exposure China 靳埭强设计奖
Kan Tai-Keung global student design
Milan Design Week (CN)
China–Italy collegiate design stage
ExpertTraffic / Exposure Europe ✍️
Writing, Content & Media
· 44Medium Partner Program
Get paid by member reads
Substack
Paid newsletter subscriptions
Reedsy
Author + freelance platform
Wattpad
Serial storytelling community
Vocal Media
Storytelling + creator challenges
Writers' Digest
Legacy writing competition hub
Glimmer Train
Literary fiction contests
Narrative Magazine
Online literary magazine prizes
Bridport Prize
International creative writing prize
Bristol Short Story
Short fiction prize
Inkitt
Reader-powered story publisher
Royal Road
Serial web fiction reads
NoviceTraffic / Exposure Global Hashnode
Developer blogging hackathons
Dev.to
Developer community challenges
freeCodeCamp
Open dev publication
NoviceTraffic / Exposure Global Smashing Magazine
Web design + dev articles
SitePoint
Developer publication
CSS Tricks
Front-end tutorials
Listverse
$100 per accepted list
Cracked
Humor article rewards
YouTube Shorts Fund
Monthly shorts creator fund
TikTok Creator Fund
Pay-per-view creator rewards
Instagram Reels Bonus
Reels performance bonuses
Snap Spotlight
Daily Spotlight payouts
Vimeo Staff Picks
Curated video showcase
MediumTraffic / Exposure Global Film Freeway
Festival submission engine
My Rode Reel
Annual short film contest
Nikon Film Festival
Themed short film contest
Mofilm
Brand-led filmmaker briefs
Tongal
Creator briefs for top brands
Sundance
Independent film festival
ExpertTraffic / Exposure USA Cannes Film Festival
World's top film festival
ExpertTraffic / Exposure Europe Sony World Photography
Global photography awards
National Geographic
Photo + storytelling grants
Nikon Photo Contest
Triennial global photo contest
International Photography Awards
IPA annual awards
EyeEm
Photo missions + licensing
World Press Photo
Photojournalism's highest honor
iPhone Photography Awards
Mobile photography awards
BeatStars
Beat marketplace + battles
Splice Beat Battles
Producer beat challenges
John Lennon Songwriting
Annual songwriting contest
NPR Tiny Desk
Unsigned artist showcase
MediumTraffic / Exposure USA Eurovision
Iconic music competition
ExpertTraffic / Exposure Europe 🎮
Game Dev & Jams
· 9Ludum Dare
48h game jam classic
NoviceTraffic / Exposure Global Global Game Jam
World's largest game jam
NoviceTraffic / Exposure Global GMTK Game Jam
Mark Brown's iconic jam
NoviceTraffic / Exposure Global itch.io Jams
Indie game jam aggregator
IGF
Independent Games Festival
Epic MegaGrants
No-strings Unreal grants
GDWC
Game Development World Championship
Roblox Creator Fund
Robux DevEx + creator fund
Steam Next Fest
Demo showcase festival
MediumTraffic / Exposure Global 🚀
Startup Accelerators
· 9Y Combinator
Premier startup accelerator
Techstars
Mentor-driven accelerator
MIT $100K
MIT entrepreneurship prize
Hult Prize
Student social enterprise prize
GSEA
EO student entrepreneur awards
Rice Business Plan
World's richest student pitch
Wharton Startup Challenge
Wharton student startup contest
MassChallenge
Zero-equity accelerator
Diamond Challenge
High school entrepreneurship
🤝
Freelance Marketplaces
· 14Upwork
World's largest freelance market
Fiverr
Service-based gig marketplace
Toptal
Top 3% vetted freelancer network
Freelancer.com
Global project marketplace
PeoplePerHour
UK-rooted hourly marketplace
Contra
Commission-free freelance network
Lemon.io
Vetted senior devs marketplace
Arc.dev
Remote developer matchmaking
Gun.io
Elite freelance dev network
Codementor
1-on-1 mentoring + freelance
Codeable
Wordpress expert marketplace
Braintrust
User-owned talent network
Working Nomads
Curated remote job board
🌐
Web3 Grants & Quests
· 23Gitcoin
Web3 quadratic funding & quests
Buidlbox
Web3 hackathon launcher
ETHGlobal
Premier Ethereum hackathons
Solana Hackathons
Solana global hackathons
Polygon
Polygon ecosystem grants
Aptos
Aptos foundation grants
NEAR
NEAR foundation grants
Avalanche
Avalanche multiverse grants
Chainlink
Chainlink global hackathons
Filecoin
Filecoin / IPFS grants
The Graph
Subgraph builder grants
Optimism
Optimism RetroPGF + grants
Arbitrum
Arbitrum DAO grants
Layer3
Onchain quests + XP
Galxe
Onchain credentials + quests
Zealy
Gamified community quests
TaskOn
Web3 task & airdrop platform
QuestN
Quest aggregator for Web3
RabbitHole
Web3 skill-based quests
Wonderverse
DAO task management
Bounty Caster
Farcaster-native bounties
📚
Academic & Crowdsourcing
· 23XPRIZE
Global moonshot prizes
DARPA Challenges
U.S. defense moonshots
Regeneron ISEF
Pre-college science fair
Breakthrough Junior
Science video challenge
Davidson Fellows
Gifted student scholarships
Coolest Projects
Young coder showcase
NoviceTraffic / Exposure Global FIRST Robotics
Global robotics league
VEX Robotics
World-class robotics tournaments
iGEM
Synthetic biology competition
ExpertTraffic / Exposure Global Microsoft Imagine Cup
Microsoft student tech contest
Solve at MIT
MIT impact challenges
NASA Tournament Lab
NASA crowdsourcing challenges
Amazon Mechanical Turk
Micro-task crowdsourcing
Appen
AI training data tasks
Lionbridge / TELUS AI
Localization + AI tasks
Clickworker
Micro-job platform
Prolific
Academic study participation
UserTesting
Get paid to test apps
Userlytics
Remote UX research panel
TestingTime
Paid user research studies
Respondent
B2B research participation
Swagbucks
Survey + rewards platform
Survey Junkie
Paid survey marketplace
🇨🇳
China-Local Specials
· 24腾讯犀牛鸟
Tencent academic-industry program
百度松果
Baidu campus AI program
华为开发者大赛
Huawei developer competition
字节青训营
ByteDance youth bootcamp
NoviceTraffic / Exposure China 京东 JData
JD big-data competition
OPPO 开发者大赛
OPPO developer challenge
小米开发者大赛
Xiaomi IoT + app contests
网易雷火
NetEase Leihuo game contest
挑战杯
National college innovation cup
互联网+
Internet+ entrepreneurship contest
蓝桥杯
National programming contest
CCF CSP
CCF certified software proficiency
MediumTraffic / Exposure China PAT
Programming ability test
MediumTraffic / Exposure China 计算机设计大赛
National student CS design
服务外包
National outsourcing contest
美亚杯
Forensic technology contest
小红书创作者
RED creator program
B站创作者激励
Bilibili creator incentive
抖音星图
Douyin influencer marketplace
微信公众号
WeChat official account ads
知乎创作者
Zhihu creator monetization
掘金
Dev community writing rewards
CSDN
Chinese dev community