Get Started with Diamond-OS
What best describes you?
— or choose your role below —
MOST POPULAR
Start a League
You're a commissioner running a league — youth, rec, adult, or travel ball.
Freefor up to 4 teams
- Full commissioner dashboard
- Scheduling & standings
- Team management & rosters
- Live scorekeeping, stats & player cards
- Upgrade to Pro ($29/mo) or Elite ($49/mo) when you grow
Start a Team
Run your team on DiamondOS — league or no league.
Freeto start
- Full team management — no league required
- Live scorekeeping & real-time stats
- Player cards with XP & evolution
- Practice scheduling & attendance
- Join a league anytime — your data comes with you
Join a Team
You're a player, parent, or fan following a team.
Freeforever
- Live scores & game updates
- Player stats & box scores
- Team schedule & roster
- Diamond Legends player cards
- Live GameCast — follow every pitch from anywhere
— more ways to get involved —
Umpire
Manage assignments, track availability, get paid.
- Game assignments & scheduling
- Availability calendar
- Payment tracking
- Digital umpire card
Scorekeeper
Score live games with real-time stats and spray charts.
- Live scoring console
- Pitch tracking & spray charts
- Automated box scores
- Game streaming support
Parent
Stay connected to your kid's season.
- Follow your child's stats
- Game schedule & RSVP
- Payment portal & waivers
- Medical forms & emergency info
Fan
Follow your favorite players and never miss a game.
- Follow favorite players
- Live scores & stats
- Player cards & collection
- Game streaming & highlights
Not sure yet? Try the demo first.
Explore a full league with 6 teams, 72 players, and 144 games — no sign up required.
Explore Demo League →