I understand you're looking for a version of Xcode that works with macOS High Sierra 10.13.6 (note: 10.13.6 is the final version of High Sierra; 10.13.6 is likely what you meant, as 10.13.6 doesn't exist).
Here is the full compatibility and download report for Xcode on macOS High Sierra. download xcode for mac os high sierra 10136 work
Before proceeding, ensure you are actually on 10.13.6. I understand you're looking for a version of
.xip ArchiveDo not double-click the .xip file directly. This can cause a "broken archive" error. Instead: ✅ You can:
Xcode_10.1.xip file to your Applications folder.cd /Applications
xip -x Xcode_10.1.xip
Why? The xip command-line tool handles corruption better than the Archive Utility. Extraction will take 10–20 minutes depending on your drive speed.
Apple no longer supports High Sierra for the latest Xcode versions.
The last compatible version is Xcode 10.1 (or Xcode 10.2.1, but that requires 10.14.4+).
For 10.13.6, the final working version is Xcode 10.1.
Click the download button. The file is large; use a stable internet connection.