Giveaway & Raffle Winner Picker (provably fair)

app.promptcoinv1.0.4Updated Sep 26, 2026

Pick giveaway and raffle winners nobody can rig — verifiable by anyone, no API key.

VerifiedSTDIODesktop onlyDeveloper Tools

Installation

In SourceWeft

  1. Open Giveaway & Raffle Winner Picker (provably fair) in the dashboard and add it to a workspace.
  2. Enable the server for the chats that should use its tools.

Desktop only via STDIO. STDIO servers start a local process, so they need the SourceWeft desktop host.

Other MCP clients

Follow the launch instructions in the repository.

Tools

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Version history

1
  1. v1.0.4LatestSep 16, 2026