Deadpikle/EasyBackup
A simple, no-frills file copy/backup program with incremental backups for Windows, macOS, and Linux built in C# with Avalonia (Legacy Windows-only, WPF version available). Should work, but worth noting: USE AT YOUR OWN RISK. THIS IS OPEN SOURCE SOFTWARE.
Health Breakdown
Should you contribute to Deadpikle/EasyBackup?
Deadpikle/EasyBackup has a FoundDev health score of 80/100, which puts it in the active-and-maintained tier. The maintainer team is shipping recently, issues are being closed, and a PR you open this week has a realistic chance of being reviewed.
Last push was 0 days ago — that signals an actively maintained project. New issues are likely to get a maintainer response within days. The project is written primarily in C#, so prior C# experience will shorten ramp-up.
Licensed under MIT, a standard OSI-approved license — safe to contribute to under normal employer IP policies.