Catch a mistyped barcode, ISBN, VIN, NPI or LEI before a bad identifier corrupts a record.
check-digits
npm:@toolstop/check-digits
| Type | MCP server |
| Section | MCP servers |
| Pricing | free |
| Platform | Command line |
| Systems | cli, api |
| Hosting | cloud |
| Install | mcp |
| Protocols | mcp |
| Site language | en |
| GitHub | toolstop/toolstop |
| Launched | 2026-08-11 |