raffle-winner-picker

Selects random, verifiable winners from lists, CSV/Excel, or Google Sheets with secure randomness and timestamped records.

Updated Jun 16, 2026
One-click install
npx skills add https://github.com/vZulin/Crosslog --skill raffle-winner-picker-vzulin
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: raffle-winner-picker
Source: https://github.com/vZulin/Crosslog/tree/main/.codex/skills/macos-design/raffle-winner-picker
Command: npx skills add https://github.com/vZulin/Crosslog --skill raffle-winner-picker-vzulin

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill eliminates bias in manual winner selection by providing a verifiable, fair draw from inputs such as lists, CSV/Excel data, or Google Sheets, with clear transparency.

Core Features & Use Cases

  • Cryptographically secure randomness to ensure fair results
  • Supports multiple sources: lists, CSV/Excel data, or Google Sheets
  • Allows selecting a single winner or multiple winners while preventing duplicates
  • Transparent results with an auditable log and detailed winner information
  • Timestamped records for verification and reproducibility

Quick Start

Run a selection from your sheet or list to pick the desired number of winners.

Frequently Asked Questions about raffle-winner-picker

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I pick random winners from a Google Sheets giveaway without bias?

To pick random winners from a Google Sheets giveaway without bias, this skill uses cryptographically secure randomness to select entries and records a timestamped log for verification. It supports lists, CSV, Excel, and Google Sheets.

Can I select multiple winners from a CSV list and prevent duplicate entries?

You can select multiple winners from a CSV list and prevent duplicates. The skill processes local files or cloud sheets, ensuring each participant is drawn only once while maintaining an auditable log of the results.

How does cryptographically secure randomization work for contest winner selection?

Cryptographically secure randomization for contest winner selection works by using advanced algorithms to generate unpredictable results, eliminating manual bias. This process creates verifiable, transparent draws with timestamped records for reproducibility.

What is the best way to ensure transparency and verification for raffle results?

The best way to ensure transparency and verification for raffle results is to generate an auditable log with detailed winner information and timestamps. This provides reproducible proof that the draw was conducted fairly.

Does this winner picker tool work with both local Excel files and cloud spreadsheets?

This winner picker tool works with both local Excel files and cloud spreadsheets. It supports diverse input sources including manual lists, CSV data, Excel files, and Google Sheets to accommodate various giveaway workflows.

Can I use this randomization tool for assigning team members to project tasks?

You can use this randomization tool for assigning team members to project tasks. The skill explicitly supports team assignments and survey submissions alongside giveaways, drawing randomly from your input lists.