Technical Deep Dives

Technical articles about RsyncUI’s implementation, architecture, and advanced concepts.

Posts in 2026
  • Compiling RsyncUI

    Friday, January 16, 2026 in Technical Deep Dives

    Overview There are at least three methods to compile RsyncUI, one without an Apple Developer account and two with an Apple Developer account. Regardless of the method used, it is straightforward to compile RsyncUI, as it is not dependent on any …

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  • Verify remote

    Thursday, January 15, 2026 in Technical Deep Dives

    Overview The “verify remote” function has been removed in RsyncUI version 2.8.6, which was released on January 8, 2026. A new application, RsyncVerify, is scheduled for release in February. Further refinement of the user interface is …

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  • Number of files

    Thursday, January 15, 2026 in Technical Deep Dives

    Numbers updated: January 15, 2026 (version 2.9.0). RsyncUI depends only on the standard Swift and SwiftUI toolchain—no external libraries. cloc DecodeEncodeGeneric/Sources ParseRsyncOutput/Sources RsyncArguments/Sources RsyncUI/RsyncUI …

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Posts in 2025
  • Tagging of data

    Saturday, March 01, 2025 in Technical Deep Dives

    Overview RsyncUI must tag data accurately; otherwise some source data might not synchronize. RsyncUI supports both the latest rsync release and the legacy macOS default version. Tagging is computed in the ParseRsyncOutput Swift package bundled with …

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  • Swift concurrency

    Saturday, March 01, 2025 in Technical Deep Dives

    My understanding of Swift concurrency is modest. If you want deeper coverage, I recommend exploring articles from authors who specialize in this topic. RsyncUI is a GUI app; most work happens on the main thread. Heavier tasks run on threads from the …

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