Tournament management,
made simple.

Tournaments and leagues, right in the browser. Entries, draws, matches and live results, all from a phone. For darts, n01 does the scoring too.

Create a tournament See a sample
A tournament bracket on n01
200,000+Tournaments held
3,300,000+Participants
1,024Players per tournament
64Players free of charge
PRODUCTS

From running events to scoring darts

Tournaments and leagues for any sport, plus a darts scoring app.

TOURNAMENT

Any format,
bracket ready in minutes.

Collect entries, draw at random and let the bracket advance automatically. Spectators follow the results in real time.

  • Single elimination
  • Double elimination
  • Round robin
  • Swiss system
  • Team matches
  • Autopilot and notifications
n01 Tournament
LEAGUE

A whole season,
ranked automatically.

Group several events into one league and run it for individuals or teams. No manual work for team orders or rankings.

  • Individual and team leagues
  • Team orders
  • Rankings per event
  • Rankings per organisation
n01 League
DARTS

For darts,
scoring is built in.

01 and Cricket scoring, matches against the computer and online matches with players worldwide. Score a tournament match in n01 and the result and statistics go straight to the bracket.

  • 01 / Cricket
  • Play the computer
  • Online matches
  • n01 Live
Open n01
FEATURES

Less work for organisers

01A variety of formatsSingle elimination / double elimination / round robin / Swiss system / one-off matches.
02Suitable for all sportsScore-based, point-based or set-based, set up as you need.
03Works on every deviceRuns in the browser. Participants install nothing.
04Real-time viewingPublish the progress live. Private tournaments are possible too.
05AutopilotAssigns board numbers automatically and notifies the players.
06Online entryParticipants enter by themselves from their phones.
API / MCP

Let an AI agent
run your tournament.

Everything the administration screen does, from creating a tournament to entering results, is available through the REST API. The server also speaks MCP (Model Context Protocol), so an AI agent such as Claude can run a tournament for you.

  • Reading public data is free, no credentials needed
  • Writing requires the API plan (subscription)
API manual 
$ claude mcp add --transport http n01 \
    https://api.n01darts.com/api/v1/mcp

# Then just ask Claude
> Create a 32-player singles tournament for
  next Saturday, add the entries and start it
PRICING

Free up to 64 players

Free

$0
  • Tournaments up to 64 players
  • All features
  • Ads are shown

Subscription

$10 / month~
  • Run several tournaments at the same time
  • Plans for 64 to 1,024 players in total
  • Pay yearly, get 2 months free

Per event

$1 / player
  • Pay only for players beyond 64
  • Buy exactly the number you need
  • No ads
Pricing details Contact
BLOG

Tutorials and manuals

Tutorials for first-time organisers, operating manuals and sample competitions.

All posts

Your next tournament, on n01.

Organisers just sign in with a social account. Publish a bracket in minutes.

Create a tournament