Files with arp extension are used by the Arlequin program, they contain the program's project data.
ARP file extension - Arlequin project file
What is arp file? How to open arp files?
File type specification:
The arp file extension is associated with the Arlequin an exploratory population genetics software environment for Windows, Mac and Linux. The .arp file stores project data created in the Alrequin.
The default software associated to open arp file:
Company or developer:
Laurent Excoffier
Arlequin was an exploratory population genetics software environment able to handle large samples of molecular data (RFLPs, DNA sequences, microsatellites), while retaining the capacity of analyzing conventional genetic data (standard multi-locus data or mere allele frequency data).
List of recommended software applications associated to the .arp file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open arp file, edit arp file, convert arp file, view arp file, play arp file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with arp file - Arlequin project file
Click on the software link for more information about Arlequin. Arlequin uses arp file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).