| What it does | Free Luhn-valid test credit card generator for software testing
| Keep your GitHub docs as current as your code
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| US
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free plan (1 repository, 500 indexed files, 2 doc PRs/month, no card required); Starter $29/month ($290/year, 5 repos, 2,000 indexed files); Pro $79/month ($790/year, 15 repos, weekly Friday Cleanup); Team $199/month ($1,990/year, 50 repos, unlimited seats, priority indexing). 14-day free trial on p
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| Key features | - Generate up to 500 Luhn-valid test card records per batch
- Support for Visa, Mastercard, American Express, Discover, JCB, UnionPay and Diners Club
- Include generated CVV and expiry details
- Add optional billing address, country, bank, PIN and sample balance
- Export in JSON, CSV, XML, TXT, PIPE or SQL formats
- No registration or API key required
- Choose card number formatting: spaced, plain or dashed
- Luhn checksum validation for generated numbers
- Tester Suite with 30 checkout and payment test cases
| - Automated codebase documentation generation from source code
- Documentation drift detection and flagging on pull requests
- MCP context endpoint for AI coding agents
- Friday Cleanup weekly documentation PRs
- Searchable interactive codebase documentation
- Public knowledgebases and hosted help centers
- Continuous documentation re-checking on every merge
- PR description alignment against team templates and conventions
- Scoped GitHub App access with no auto-merging
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| What makes it different | - Generates cards in bulk (up to 500 per batch) without requiring registration
- Supports seven major card networks with network-specific formats and security codes
- Exports test data in six formats for use with different testing tools and workflows
- Includes Tester Suite with structured payment test cases and official sandbox data references
- All records generated in browser with no server submission or storage
| - Source-backed documentation stays in sync with actual code through continuous drift detection
- Never auto-merges; all documentation changes require human review and approval
- Provides MCP context to reduce agent rediscovery and give AI tools accurate codebase knowledge
- Friday Cleanup batches weekly documentation fixes into one reviewable PR
- Free plan with no credit card required to test on one real repository
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| Free plan | Not given
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| Open source | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 34 ● no change since last check | 33 ● no change since last check |
| Trust Flow (Majestic) | 3 | 5 |
| Citation Flow (Majestic) | 10 | 37 |
| Referring domains (Majestic) | 5 | 357 |