The specific file name you mentioned typically appears in the context of third-party distributions or "repacks":
Large games are often split into smaller "parts" for easier downloading. To access the game, you must have all parts (part1, part2, etc.) in the same folder and use software like WinRAR or 7-Zip to extract them simultaneously. Republique.Remastered.Fall.Edition.part1.rar
This is likely an unofficial designation used by a community uploader or "repacker" (such as FitGirl, ElAmigos, or similar groups) to identify a specific release that might include certain updates, patches, or DLC. The specific file name you mentioned typically appears
Originally a mobile title, République Remastered was rebuilt for PC using the Unity 5 engine to provide enhanced graphics and a revamped control scheme. Originally a mobile title
The game consists of five episodes that explore themes of government surveillance and Internet-age paranoia. Understanding the File Name