Release Notes

Changelog

Every release, documented.

v0.6.0 April 2026 Latest
New
  • Git integration — open any repository and explore it directly inside SeamDiff
  • Changes tab — see every file modified, added, or removed since the last commit; click any file to view the full diff alongside the list
  • Compare tab — pick any two branches, tags, or commits and get a full file-by-file diff with added, modified, and removed badges
  • History tab — full commit log across all branches with a colour-coded branch graph, PR badges, and branch/tag chips inline
  • Commit drill-in — click any commit in history to see its changed files, then click a file to open the before/after diff in Monaco
  • Side-by-side and unified diff toggle in the Changes tab
v0.5.0 April 2026
New
  • Merge arrows — hover any diff block and click ← or → to copy it from one side to the other in one click
  • Undo — revert the last merge operation per side without touching the file on disk
  • Save to disk — write the merged result back to the original file directly from the path bar
  • Change map — colored markers in the scrollbar let you jump to any change without scrolling
Changed
  • Both editors now scroll horizontally in sync — long lines stay aligned across panels
  • Window corner radius refined to better match macOS system style
v0.4.0 April 2026
New
  • Redesigned diff gutter — visual connector bridges between panels show exactly how each block relates across the two files
  • Inward-facing line numbers in the center gutter, highlighted for changed lines
  • Smooth bezier connectors adapt to added, removed, and modified blocks with distinct color gradients
v0.3.0 March 2026
New
  • Folder diff — compare entire directories, navigate changed files, spot added, removed, and modified at a glance
  • Drag & drop — drop files or folders directly onto the window, no file picker needed
  • Modified filter — quickly isolate only changed files in a folder diff
Fixed
  • Virtual scroll performance in large folder diffs
  • Filter scoping now correctly targets modified, permission, and timestamp changes only
v0.1.2 March 2026
New
  • Universal binary — native support for both Apple Silicon and Intel Macs
  • App Sandbox enabled for Mac App Store distribution
Fixed
  • App category now correctly set to Developer Tools in the App Store
  • Build version incremented to satisfy App Store Connect requirements
v0.1.0 March 2026
New
  • Side-by-side diff view powered by Monaco editor (same engine as VS Code)
  • Inline unified diff mode
  • Syntax highlighting for all major file types
  • Dark and light mode — follows system preference automatically
  • Customizable diff colors (hue, opacity) for added and removed lines
  • Live change stats in the footer (additions, removals, total changes)
  • Persistent file state — remembers last opened files between sessions
  • Native macOS file picker with folder memory