| Description: | Check number with Luhn's algorithm |
| Status: | Stable |
| Source: | https://git.maandree.se/luhncheck |
| Latest release: | 1.0 |
| License: | ISC License (Internet Systems Consortium license) |
| Written in: | C (ISO C99) |
The luhncheck utility checks that a number, containing a check digit, is valid according to Luhn's algorithm.