AtCoder

No upcoming AtCoder contests are announced right now — they appear here as soon as the schedule is published.

The platform

What AtCoder is

AtCoder is Japan's leading competitive-programming platform, running high-quality rated contests open to competitors worldwide.

The pipeline

What Nexora pulls

Upcoming contests with their dates, tagged as competitions. You compete on AtCoder itself — Nexora surfaces the schedule. Refreshed daily; duplicates and dead links are dropped before anything reaches the feed.

Track AtCoder opportunities automatically

Save any listing into your tracker and it carries its provenance with it.