Sleeper connect

Bring your Sleeper league into Rumbledore

Enter a public Sleeper username or user ID, choose discovered NFL leagues, and import the history you want active.

Connect once

Provider options stay open

Add ESPN, Sleeper, or Yahoo accounts into one inventory. A second provider appends leagues instead of replacing the first.

ESPNHosted browseraddHosted ESPN login, with manual cookie fallback only when the hosted flow is unavailable.SleeperPublic accountcurrentPublic username or user ID lookup for leagues that do not need private credentials.YahooOAuthaddOAuth authorization, fixture-backed in local mock mode until real Yahoo keys exist.

Onboarding path

  1. ConnectAuthorize a provider account.
  2. DiscoverLoad every league from connected providers.
  3. ImportBring teams, members, matchups, and history in.
  4. InviteSend share links or SMS from the roster surface.
  5. ClaimLeaguemates map themselves to their real teams.
Share link firstMobile readySleeper

Destination saved

Open saved link

Step 1 of 4

Connect

  1. Connect1. Current

    Authorize provider access.

  2. Discover2. Upcoming

    Find every fantasy league.

  3. Claim3. Upcoming

    Import or open your teams.

  4. Invite4. Upcoming

    Bring leaguemates in.

Public connect

Sleeper account

Public usernames and user IDs can discover public NFL leagues.

ready

Enter a public Sleeper username or user ID to discover leagues.

Discovery

Your leagues

Connect a provider to populate the shared import list.

Refreshing league inventory

Discovery rows are updating from connected providers.