Raffle Winner Picker
Fairly pick giveaway or raffle winners from CSV, Excel, Google Sheets, or inline lists with transparent random selection.
Overview
Raffle Winner Picker is an agent skill for the Launch phase that randomly selects contest winners from spreadsheets or lists with duplicate-safe, transparent draws.
Install
npx skills add https://github.com/composiohq/awesome-claude-skills --skill raffle-winner-pickerWhat is this skill?
- Cryptographically random selection for fair, unbiased winners
- Inputs: plain lists, CSV, Excel, or Google Sheet URLs
- Pick one or multiple winners with duplicate prevention across draws
- Transparent selection output showing how winners were chosen
- Supports multiple winners with duplicate prevention
- Works with Google Sheets, CSV, Excel, and plain lists
Adoption & trust: 2.1k installs on skills.sh; 63.7k GitHub stars; 1/3 security scanners passed (skills.sh audits); trending (+100% hot-view momentum).
What problem does it solve?
You are running a giveaway and need a defensible random pick from hundreds of entries without building contest infrastructure.
Who is it for?
Indie makers announcing social giveaways, webinar raffles, or beta invites from a Google Sheet or CSV export.
Skip if: Regulated lotteries, paid sweepstakes compliance, or contests requiring identity verification and audit trails beyond a simple random draw.
When should I use this skill?
Running giveaways, raffles, surveys spot-selection, contest winner announcements, or random team assignments from a list or spreadsheet.
What do I get? / Deliverables
You get clearly documented random winner(s) from your sheet or list, with duplicates blocked when drawing multiple prizes.
- Named winner(s) with contact fields
- Transparent draw explanation suitable to paste into an announcement
Recommended Skills
Journey fit
Giveaways and contests are a Launch distribution tactic; this skill sits where you execute promos—not where you build product code. Distribution covers social promos, waitlist drawings, and event raffles where unbiased winner selection must be demonstrable to your audience.
How it compares
One-shot fair drawing from your entry file—not a CRM, giveaway SaaS, or legal sweepstakes platform.
Common Questions / FAQ
Who is raffle-winner-picker for?
Solo builders, creators, and small teams who run occasional giveaways and want quick, fair winner selection from spreadsheets or pasted lists.
When should I use raffle-winner-picker?
During Launch distribution when you are ready to pick social media contest winners, event raffle names, or random beta slots from an entry sheet.
Is raffle-winner-picker safe to install?
Sheets and files may contain participant emails—review the Security Audits panel on this Prism page and avoid sharing full entry lists publicly when announcing winners.
SKILL.md
READMESKILL.md - Raffle Winner Picker
# Raffle Winner Picker This skill randomly selects winners from lists, spreadsheets, or Google Sheets for giveaways and contests. ## When to Use This Skill - Running social media giveaways - Picking raffle winners at events - Randomly selecting participants for surveys or tests - Choosing winners from contest submissions - Fair distribution of limited spots or resources - Random team assignments ## What This Skill Does 1. **Random Selection**: Uses cryptographically random selection 2. **Multiple Sources**: Works with CSV, Excel, Google Sheets, or plain lists 3. **Multiple Winners**: Can pick one or multiple winners 4. **Duplicate Prevention**: Ensures the same person can't win twice 5. **Transparent Results**: Shows the selection process clearly 6. **Winner Details**: Displays all relevant information about winners ## How to Use ### From Google Sheets ``` Pick a random row from this Google Sheet to select a winner for a giveaway: [Sheet URL] ``` ### From Local File ``` Pick 3 random winners from entries.csv ``` ### From List ``` Pick a random winner from this list: - Alice (alice@email.com) - Bob (bob@email.com) - Carol (carol@email.com) ... ``` ### Multiple Winners ``` Pick 5 random winners from contest-entries.xlsx, make sure no duplicates ``` ## Example **User**: "Pick a random row from this Google Sheet to select a winner for a giveaway." **Output**: ``` Accessing Google Sheet... Total entries found: 247 Randomly selecting winner... 🎉 WINNER SELECTED! 🎉 Row #142 Name: Sarah Johnson Email: sarah.j@email.com Entry Date: March 10, 2024 Comment: "Love your newsletter!" Selection method: Cryptographically random Timestamp: 2024-03-15 14:32:18 UTC Would you like to: - Pick another winner (excluding Sarah)? - Export winner details? - Pick runner-ups? ``` **Inspired by:** Lenny's use case - picking a Sora 2 giveaway winner from his subscriber Slack community ## Features ### Fair Selection - Uses secure random number generation - No bias or patterns - Transparent process - Repeatable with seed (for verification) ### Exclusions ``` Pick a random winner excluding previous winners: Alice, Bob, Carol ``` ### Weighted Selection ``` Pick a winner with weighted probability based on the "entries" column (1 entry = 1 ticket) ``` ### Runner-ups ``` Pick 1 winner and 3 runner-ups from the list ``` ## Example Workflows ### Social Media Giveaway 1. Export entries from Google Form to Sheets 2. "Pick a random winner from [Sheet URL]" 3. Verify winner details 4. Announce publicly with timestamp ### Event Raffle 1. Create CSV of attendee names and emails 2. "Pick 10 random winners from attendees.csv" 3. Export winner list 4. Email winners directly ### Team Assignment 1. Have list of participants 2. "Randomly split this list into 4 equal teams" 3. Review assignments 4. Share team rosters ## Tips - **Document the process**: Save the timestamp and method - **Public announcement**: Share selection details for transparency - **Check eligibility**: Verify winner meets contest rules - **Have backups**: Pick runner-ups in case winner is ineligible - **Export results**: Save winner list for records ## Privacy & Fairness ✓ Uses cryptographically secure randomness ✓ No manipulation possible ✓ Timestamp recorded for verification ✓ Can provide seed for third-party verification ✓ Respects data privacy ## Common Use Cases - Newsletter subscriber giveaways - Product launch raffles - Conference ticket drawings - Beta tester selection - Focus group participant selection - Random prize distribution at events