raffle-winner-picker
composiohq/awesome-claude-skills
Randomly select fair winners from lists, spreadsheets, or Google Sheets for giveaways and contests.
What is raffle-winner-picker?
Picks random winners from various data sources (CSV, Excel, Google Sheets, plain lists) using cryptographically secure selection. Use this for giveaways, raffles, contests, team assignments, and any scenario requiring transparent, unbiased random selection.
- Cryptographically random selection with no bias or patterns
- Works with Google Sheets, CSV, Excel, and plain text lists
- Pick single or multiple winners with duplicate prevention
- Weighted selection based on entry counts or custom fields
- Generate runner-ups and alternative winners
- Export results with timestamps for verification and records
How to install raffle-winner-picker
npx skills add https://github.com/composiohq/awesome-claude-skills --skill raffle-winner-pickerHow to use raffle-winner-picker
- 1.Prepare your data source (Google Sheet URL, CSV file, or paste a list)
- 2.Ask the skill to pick winners, specifying the number needed and any exclusions
- 3.Review the selected winner(s) with their details and timestamp
- 4.Optionally pick runner-ups or export results for records
- 5.Announce winners publicly with the selection timestamp for transparency
Use cases
- Run social media giveaways by importing Google Form entries to Sheets
- Pick raffle winners at events from attendee CSV files
- Select beta testers or focus group participants randomly
- Distribute limited spots or resources fairly among applicants
- Randomly assign participants to teams or groups
- Event organizers and raffle coordinators
- Marketing teams running giveaways and promotions
- Community managers selecting winners from subscriber lists
- HR professionals for random team assignments
- Researchers needing fair participant selection
raffle-winner-picker FAQ
No. The skill prevents duplicates by default. You can exclude previous winners when picking additional winners.
If your data includes an 'entries' column or similar field, you can weight selection so entries with more tickets have proportionally higher chances of winning.
Yes. The skill records the timestamp, selection method, and can provide a seed value for third-party verification of the randomness.
Google Sheets, CSV files, Excel spreadsheets, and plain text lists. You can paste data directly or provide file/URL references.
Yes. Specify the number of winners needed (e.g., 'Pick 5 random winners') and the skill will select them without duplicates.
Full instructions (SKILL.md)
Source of truth, from composiohq/awesome-claude-skills.
name: raffle-winner-picker description: Picks random winners from lists, spreadsheets, or Google Sheets for giveaways, raffles, and contests. Ensures fair, unbiased selection with transparency.
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
- Random Selection: Uses cryptographically random selection
- Multiple Sources: Works with CSV, Excel, Google Sheets, or plain lists
- Multiple Winners: Can pick one or multiple winners
- Duplicate Prevention: Ensures the same person can't win twice
- Transparent Results: Shows the selection process clearly
- 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
- Export entries from Google Form to Sheets
- "Pick a random winner from [Sheet URL]"
- Verify winner details
- Announce publicly with timestamp
Event Raffle
- Create CSV of attendee names and emails
- "Pick 10 random winners from attendees.csv"
- Export winner list
- Email winners directly
Team Assignment
- Have list of participants
- "Randomly split this list into 4 equal teams"
- Review assignments
- 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
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