- CL-DATA-FORMAT-VALIDATION - CL-DATA-FORMAT-VALIDATION is provides a consistent regular interface for data conversion and validation (in the form of strings usually) into internal data types and for formatting internal data back into external presentable strings, all according to a conversion or type specification
- Clavier - General purpose validation library for Common Lisp
- xml-psychiatrist - xml-psychiatrist is an XML sanity checking/validation library written entirely in Common Lisp
validation