If you still need specialized features like file repair or advanced compression, you have several "classic" and modern options:
What is a .rar file and how to use it? - Macintosh Repository
For nearly 30 years, WinRAR was the industry standard for managing highly compressed archives and splitting large files into smaller parts (often labeled .part01.rar , .part02.rar , etc.). It is famous for its "endless trial" model, where a nag screen asks users to purchase a license after 40 days, yet never actually restricts access to the software's features. Modern Alternatives & Native Support
In a major shift for PC users, now offers native support for opening and extracting RAR files, making third-party downloads unnecessary for basic tasks.
Always ensure you download these tools from their official websites. Outdated versions of compression software can have vulnerabilities that allow malware to infect your system through specially crafted archive files. You can use services like VirusTotal to scan any suspicious .rar downloads before extracting them.