Formageddon

Autofill forms with context-aware texts powered by OpenAI GPT.

As of June 2026, Formageddon has 2 users in the Productivity category.

Usersup 100.0 percent+100.0%
2
2
Ratingno change0%
— reviews
Reviewsno change0%
Version
0.4.1
Manifest V3

History

5 snapshots

Tracking since Apr 1, 2026.

3.1620.8399999999999999Apr 1, 2026Jun 4, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 202610.4.1
Apr 19, 20260.4.1
Apr 28, 202620.4.1
May 8, 202620.4.1
May 25, 202630.4.1
Now20.4.1

Permissions & access

Permissions
storagecontextMenusactiveTab
Host access
None declared

Screenshots

Formageddon screenshot 1Formageddon screenshot 2

About

🚀 Formageddon - AI-Powered Form Autofill

Tired of manually filling out endless web forms? Let AI do the work for you!

Formageddon is a Chrome extension that uses OpenAI's latest GPT-5.1 and other powerful models to automatically fill web forms with realistic, context-aware data. Perfect for developers, QA testers, and anyone who fills out forms frequently.

✨ KEY FEATURES

🤖 Context-Aware Generation
• Analyzes form fields, labels, and surrounding content
• Generates appropriate text for each field type
• Understands relationships between fields

⚡ Two Autofill Modes
• Single Field: Right-click any field → "AutoFill this field"
• Whole Form: Right-click anywhere → "Fill entire form"

🎯 Smart Field Detection
• Names, emails, addresses, phone numbers
• Dates, URLs, numbers, text areas
• Custom validation patterns
• Required field detection

🔒 Privacy & Security First
• Your API key stored locally (encrypted)
• No data sent to our servers
• Direct communication with OpenAI
• Input sanitization & XSS protection
• Rate limiting (20 requests/min)

⚙️ Highly Customizable
• Choose your GPT model (GPT-5.1, GPT-5, GPT-4.1, o3, o4-mini, and more)
• Adjust creativity (temperature)
• Control response length (max tokens)
• Ignore or preserve existing input

🛡️ Built for Chrome Web Store
• Manifest V3 compliant
• Content Security Policy enabled
• Minimal permissions required
• Regular security updates


📋 HOW IT WORKS

1. Install the extension
2. Add your OpenAI API key (get one at https://platform.openai.com/api-keys)
3. Navigate to any web form
4. Right-click a field or form → Choose autofill option
5. Watch as AI fills it with perfect, contextual data!


💡 PERFECT FOR

✅ Developers testing forms
✅ QA engineers
✅ Form automation
✅ Rapid prototyping
✅ Demo data generation
✅ Anyone filling repetitive forms


⚠️ IMPORTANT NOTES

• Requires your own OpenAI API key (not included)
• API usage is billed by OpenAI according to their pricing
• Form data is sent to OpenAI for processing
• Read our Privacy Policy before use


🔗 LINKS

Privacy Policy: https://metinet-de.github.io/formageddon-docs/
How-To Guide: https://metinet-de.github.io/formageddon-docs/how-to.html
Test Form: https://metinet-de.github.io/formageddon-docs/test.html
Support: [email protected]
GitHub Issues: https://github.com/metinet-de/formageddon/issues


📄 PRIVACY

We take your privacy seriously:
• No data collection on our servers
• API key stored locally in your browser
• Direct communication with OpenAI
• No tracking, analytics, or ads
• Full transparency

For details, read our Privacy Policy: https://metinet-de.github.io/formageddon-docs/


🆘 SUPPORT

Need help? Contact us:
• Email: [email protected]
• GitHub: https://github.com/metinet-de/formageddon


Made with ❤️ in Berlin by metinet-de

Technical

Version
0.4.1
Manifest
V3
Size
55.42KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
amnpnobgpfbebaicofabdhnbednfegop
Developer ID
ua28c2cc1b6353fa7a76664bb01a8bdb9
Developer Email
[email protected]
Created
Oct 9, 2025
Last Updated (Store)
Dec 5, 2025
Last Scraped
Jun 4, 2026
Website

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Data sourced from the Chrome Web Store · last verified Jun 4, 2026.