The Only JavaScript Diff Library for Visual Inline Text Comparisons With Block Move Highlighting and Character/Word-Based Resolution
Customizable • Unicode and multilingual support • Optimized for Wikipedia • Commented code • Public domain
Old version
New version
Comparison (diff)
Options
  • Reject blocks if too short and common
  • Words: reject blocks if shorter
  • Maximum rejection cycles
  • Repeated diff
  • Strip trailing newline
  • Show debug infos (browser console)
  • Show timing (browser console)
  • Run unit tests (browser console)
  • Show un-clipped output
  • Show block moves
  • Display blocks in differing colors
  • Character-level resolution
  • Recursive diff
  • Maximum recursion depth
  • Non-UniCode symbols
Compare
Legend
  • Original block position
  • Inserted text
  • Deleted text
  • Moved block
  • Newline · Space → Tab