Hanzik 

VerifilerPDF by: Hanzik
Customizable open source library for validating generic file formats (size, extension, file signature, checksum etc.) with available extensions which can detect corrupted files of some popular file formats.
VerifilerACCDB by: Hanzik
Customizable open source library for validating generic file formats (size, extension, file signature, checksum etc.) with available extensions which can detect corrupted files of some popular file formats.
Verifiler by: Hanzik
Customizable open source library for validating generic file formats (size, extension, file signature, checksum etc.) with available extensions which can detect corrupted files of some popular file formats.
VerifilerODF by: Hanzik
Customizable open source library for validating generic file formats (size, extension, file signature, checksum etc.) with available extensions which can detect corrupted files of some popular file formats.
VerifilerMSLegacy by: Hanzik
Customizable open source library for validating generic file formats (size, extension, file signature, checksum etc.) with available extensions which can detect corrupted files of some popular file formats.
VerifilerImage by: Hanzik
Customizable open source library for validating generic file formats (size, extension, file signature, checksum etc.) with available extensions which can detect corrupted files of some popular file formats.