Free coding contests with no entry fee

Coding contests that charge nothing to enter. Most do not, but a few campus events do, so this filters them out.

65 open now · 679 across the whole index · refreshed 12 Sept 2026

LAST CALLCLOSES TODAY
AtCoder Beginner Contest 475
AtCoder · Online · Rating and ranks
OPEN →
LAST CALLCLOSES TODAY
Orchestrate September'26
HackerRank · Online · Rating and ranks
OPEN →
LAST CALLCLOSES TODAY
Biweekly Contest 191
LeetCode · Online · Rating and ranks
OPEN →
LAST CALLCLOSES TODAY
Codeforces Round 1120 (Div. 2)
Codeforces · Online · Rating and ranks
OPEN →
LAST CALLCLOSES TODAY
Codeforces Round 1120 (Div. 1)
Codeforces · Online · Rating and ranks
OPEN →
LAST CALLSHUTS IN 1 DAY
Weekly Contest 519
LeetCode · Online · Rating and ranks
OPEN →
LAST CALLSHUTS IN 1 DAY
AtCoder Heuristic Contest 071
AtCoder · Online · Rating and ranks
OPEN →
LAST CALLSHUTS IN 1 DAY
Codeforces Round 1121 (Div. 2)
Codeforces · Online · Rating and ranks
OPEN →
LAST CALLSHUTS IN 2 DAYS
The Pokémon Company - PTCG AI Battle Challenge Strategy
The Pokémon Company - PTCGABC Team · Online · 240,000 Usd
OPEN →
LAST CALLSHUTS IN 2 DAYS
Monday Munch - DSA Challenge 020 (Rated)
CodeChef · Online · Rating and ranks
OPEN →
CLOSINGSHUTS IN 4 DAYS
Starters 256
CodeChef · Online · Rating and ranks
OPEN →
CLOSINGSHUTS IN 7 DAYS
JIJ Programming Contest 2026（AtCoder Beginner Contest 476）
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 8 DAYS
AtCoder Regular Contest++ 230
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 11 DAYS
Starters 257
CodeChef · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 13 DAYS
ALGO ARTIS Programming Contest 2026 September（AtCoder Heuristic Contest 072）
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 14 DAYS
UNICORNProgramming Contest2026(AtCoder Beginner Contest 477)
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 15 DAYS
AtCoder Grand Contest 078
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 18 DAYS
ZeroCode | Vibe Coding Challenge | Techfest, IIT Bombay
Indian Institute of Technology (IIT), Bombay · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 18 DAYS
Biohub - Cell Tracking During Development
Biohub · Online · 60,000 Usd
OPEN →
PLENTY OF TIMESHUTS IN 18 DAYS
Starters 258
CodeChef · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 19 DAYS
Predicting Electric Vehicle Purchases
Kaggle · Online · Swag
OPEN →
PLENTY OF TIMESHUTS IN 19 DAYS
Kaggriculture
Kaggle · Online · 50,000 Usd
OPEN →
PLENTY OF TIMESHUTS IN 21 DAYS
AtCoder Beginner Contest 478
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 22 DAYS
HCLTech GCP Data Engineer Hiring Challenge
HackerEarth partner · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 22 DAYS
HCLTech Java Engineering Hiring Challenge
HackerEarth partner · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 28 DAYS
AtCoder Regular Contest++ 232
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 30 DAYS
AAL Contest 001: Let's use segtree!
AtCoder · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 35 DAYS
Codeforces Round (Div. 1 + Div. 2)
Codeforces · Online · Rating and ranks
OPEN →
PLENTY OF TIMESHUTS IN 41 DAYS
RSNA Knee Abnormality Detection
Radiological Society of North America · Online · 77,000 Usd
OPEN →
PLENTY OF TIMESHUTS IN 52 DAYS
ARC Prize 2026 - ARC-AGI-3
Abstraction and Reasoning Corpus · Online · 850,000 Usd
OPEN →
PLENTY OF TIMESHUTS IN 52 DAYS
ARC Prize 2026 - ARC-AGI-2
Abstraction and Reasoning Corpus · Online · 700,000 Usd
OPEN →
PLENTY OF TIMESHUTS IN 59 DAYS
ARC Prize 2026 - Paper Track
Abstraction and Reasoning Corpus · Online · 450,000 Usd
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
DevOps
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Natural Language Processing
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
AI Automation Engineer
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Retrieval-Augmented Generation (RAG)
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Vector Database
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Model Manager
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
AI Risk & Governance Specialist
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Forward Deployed Engineer
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
AI DevOps Engineer
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Computer Vision
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
Decision Engineer
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 109 DAYS
AI Analytics Engineer
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
BlockQuest - BlockChain Challenge
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
Global Capability Centres (GCCs)
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
CyberShield Challenge
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
AutoTech
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
FinTech
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
Machine Learning
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
Large Language Models (LLMs)
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
LangChain
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 110 DAYS
AI Ethicist
TechGig · Online · Free
OPEN →
PLENTY OF TIMESHUTS IN 1207 DAYS
Digit Recognizer
Kaggle · Online · Knowledge
OPEN →
PLENTY OF TIMESHUTS IN 1207 DAYS
Natural Language Processing with Disaster Tweets
Kaggle · Online · Knowledge
OPEN →
PLENTY OF TIMESHUTS IN 1207 DAYS
House Prices - Advanced Regression Techniques
Kaggle · Online · Knowledge
OPEN →
PLENTY OF TIMESHUTS IN 1207 DAYS
Connect X
Kaggle · Online · Knowledge
OPEN →
PLENTY OF TIMESHUTS IN 1207 DAYS
Spaceship Titanic
Kaggle · Online · Knowledge
OPEN →
PLENTY OF TIMESHUTS IN 1207 DAYS
Titanic - Machine Learning from Disaster
Kaggle · Online · Knowledge
OPEN →
PLENTY OF TIMESHUTS IN 1208 DAYS
Housing Prices Competition for Kaggle Learn Users
Kaggle · Online · Knowledge
OPEN →

Showing the 60 closing soonest of 65 on this list. For the rest, and to filter by date, platform or free entry, the full index has every listing with filters on top.

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Free coding contests with no entry fee

AtCoder Beginner Contest 475

Orchestrate September'26

Biweekly Contest 191

Codeforces Round 1120 (Div. 2)

Codeforces Round 1120 (Div. 1)

Weekly Contest 519

AtCoder Heuristic Contest 071

Codeforces Round 1121 (Div. 2)

The Pokémon Company - PTCG AI Battle Challenge Strategy

Monday Munch - DSA Challenge 020 (Rated)

Starters 256

JIJ Programming Contest 2026（AtCoder Beginner Contest 476）

AtCoder Regular Contest++ 230

Starters 257

ALGO ARTIS Programming Contest 2026 September（AtCoder Heuristic Contest 072）

UNICORNProgramming Contest2026(AtCoder Beginner Contest 477)

AtCoder Grand Contest 078

ZeroCode | Vibe Coding Challenge | Techfest, IIT Bombay

Biohub - Cell Tracking During Development

Starters 258

Predicting Electric Vehicle Purchases

Kaggriculture

AtCoder Beginner Contest 478

HCLTech GCP Data Engineer Hiring Challenge

HCLTech Java Engineering Hiring Challenge

AtCoder Regular Contest++ 232

AAL Contest 001: Let's use segtree!

Codeforces Round (Div. 1 + Div. 2)

RSNA Knee Abnormality Detection

ARC Prize 2026 - ARC-AGI-3

ARC Prize 2026 - ARC-AGI-2

ARC Prize 2026 - Paper Track

DevOps

Natural Language Processing

AI Automation Engineer

Retrieval-Augmented Generation (RAG)

Vector Database

Model Manager

AI Risk &amp; Governance Specialist

Forward Deployed Engineer

AI DevOps Engineer

Computer Vision

Decision Engineer

AI Analytics Engineer

BlockQuest - BlockChain Challenge

Global Capability Centres (GCCs)

CyberShield Challenge

AutoTech

FinTech

Machine Learning

Large Language Models (LLMs)

LangChain

AI Ethicist

Digit Recognizer

Natural Language Processing with Disaster Tweets

House Prices - Advanced Regression Techniques

Connect X

Spaceship Titanic

Titanic - Machine Learning from Disaster

Housing Prices Competition for Kaggle Learn Users

Get the deadlines in your calendar and stop checking.

Narrow this down

Platforms in this list

Look at something else

AI Risk & Governance Specialist