Never Miss a Coding Contest Again

Stay updated with all upcoming coding competitions from Codeforces, LeetCode, CodeChef, and more platforms in one centralized calendar.

Contest Calendar

Next Contest

Leetcode Weekly Contest

Sunday, July 10 • 7:30 AM

Codeforces Round #812

Tuesday, July 12 • 6:35 PM

CodeChef Long Challenge

Friday, July 15 • 2:00 PM

3+
Coding Platforms
50+
Monthly Contests
50+
Active Users

Featured Contests

Stay ahead with these upcoming high-profile coding competitions. Add them to your calendar and prepare to showcase your skills.

CF
Codeforces
Div. 2

Codeforces Round #845

A competitive programming contest featuring algorithmic problems to solve in a limited time.

July 25, 2023 • 19:35 UTC
2 hours duration
View Details
LC
LeetCode
Weekly

LeetCode Weekly Contest 356

Solve 4 algorithmic puzzles with increasing difficulty in LeetCode's weekly competition.

July 30, 2023 • 02:30 UTC
1.5 hours duration
View Details
CC
CodeChef
Cook-Off

CodeChef July Cook-Off

A short contest featuring interesting algorithmic challenges from easy to hard levels.

July 28, 2023 • 14:30 UTC
2.5 hours duration
View Details

Keep track of your coding competitions

Stay updated with all upcoming coding competitions in one centralized calendar. Plan your schedule and never miss a contest again.

July 2023

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
25
26
27
28
29
30
1
CF: Div 3 Round
19:35 UTC
2
LC: Weekly Contest
02:30 UTC
3
4
5
HR: Weekly Challenge
14:00 UTC
6
7
CC: Starters 97
14:30 UTC
8
9
LC: Biweekly Contest
14:00 UTC
10
11
AC: Beginner Contest
12:00 UTC
12
13
CF: Educational Round
17:35 UTC
14
15
HE: July Circuits
13:30 UTC
16
LC: Weekly Contest
02:30 UTC
17
18
19
CC: Cook-Off
18:00 UTC
20
21
CF: Div 2 Round
17:35 UTC
22

Upcoming Contests

CF

Codeforces Round #845 (Div. 2)

Tuesday, July 25 • 19:35 UTC

Rated2:00 hours
CC

CodeChef July Cook-Off

Friday, July 28 • 14:30 UTC

Rated2:30 hours
LC

LeetCode Weekly Contest 356

Sunday, July 30 • 02:30 UTC

Rated1:30 hours
Platforms:

What Our Users Say

Discover how CodeCalendar has helped programmers around the world stay on top of their competitive coding game.

A

Alex Chen

CodeForces Expert (1800+)

"Before CodeCalendar, I used to miss contests all the time. Now I'm always prepared and have improved my rating significantly. The platform-specific reminders are a game-changer!"

User since January 2023
S

Sarah Mitchell

LeetCode 300+ Problems

"As someone preparing for technical interviews, the ability to track all LeetCode contests in one place has been invaluable. I love the email reminders that ensure I never miss a weekly contest."

User since March 2023
R

Raj Patel

CodeChef 5★ Coder

"The integration with Google Calendar is perfect! I can plan my week around upcoming contests. The platform statistics are also helpful to see which sites are hosting the most competitions."

User since November 2022
M

Maria Rodriguez

CompetitiveCoding Team Lead

"I use CodeCalendar to coordinate our university's competitive programming team. It lets us find contests across platforms and schedule team practice sessions efficiently. A must-have tool!"

User since February 2023
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