| What it does | Free Luhn-valid test credit card generator for software testing
| AI skill manager that keeps your skills together across tools
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| Stage | Not given
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| US
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free: £0/month with core features. Individual: £6.99/month (one person, 7-day trial). Team: £12.99/member/month (billed per active member).
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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
| - Unified library for importing and organizing skills from multiple sources
- Source tracking to monitor when skills change and decide whether to update
- Security review with Cisco Skill Scanner for prompt injection, exfiltration, and obfuscated code
- Selective skill delivery to specific projects and tools
- Skill capture to turn successful workflows into reusable skills
- Skillbox Trim to reduce command output noise from agent context
- Skillbox AI to draft and review skills with assistance
- Shared workspaces for team collaboration without forcing skills on individuals
- Team standards to require specific skills for workspace consistency
- Weekly workspace usage reports for team admins
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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
| - Library remains separate from active setup, delivering only relevant skills to each tool or project
- Source attachment remembers GitHub or GitLab origin so you can compare versions before updating
- Security findings and approvals tied to exact version reviewed, not carried forward automatically
- Shared team skills do not override individual personal libraries
- Works with existing tools without requiring abandonment of Cursor, Claude Code or repositories
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 34 ● no change since last check | 2 ▲ +2 (up) since last check |
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| Trust Flow (Majestic) | 3 | 0 |
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| Citation Flow (Majestic) | 10 | 0 |
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| Referring domains (Majestic) | 5 | 0 |
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