We look at GUI tools that let you see the difference between two files or two versions of the same file.
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Tag: diff
28 Best Free and Open Source Terminal-Based Diff Tools
File comparison compares the contents of computer files, finding their common contents and their differences. The result is known as a diff.
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gap – simple native graphical text diff utility
gap is a native graphical diff utility for Linux with file and directory comparison, inner diffs, configurable views and Git integration.
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meld-rs – visual diff and merge tool
meld-rs is a Rust and GTK 4 visual diff and merge tool with file and directory comparison, three-way merging and VCS integration.
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Livediff – displays live diffs as files change
Livediff is a lightweight terminal application that displays live diffs as files change.
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Hunk – terminal diff viewer
Hunk is a terminal diff viewer designed for reviewing code changes interactively rather than reading plain unified diff output.
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diffyml – structural YAML diff tool
diffyml is a structural YAML diff tool with Kubernetes-aware matching, directory comparison, CI annotations, filtering and Git integration.
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Patdiff – file diff using the Patience Diff algorithm
Patdiff is a command-line diff utility written in OCaml that implements Bram Cohen’s patience diff algorithm.
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xmldiff – structural XML comparison
xmldiff compares XML documents structurally, generates edit scripts and marked-up output, and can apply generated changes with xmlpatch.
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diffsitter – semantic diff tool
diffsitter is a semantic diff tool for source code
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RCompare – file and directory comparison toolkit
RCompare is a file and directory comparison toolkit with a Rust core, PySide6 GUI, specialised file diffing, sync tools and CLI support.
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vbl – terminal-based hexadecimal viewer for Linux
vbl is a terminal-based hexadecimal viewer that lets you inspect binary data from files and devices in a dynamic hex and ASCII interface.
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biodiff – terminal-based binary diff viewer
biodiff compares two files side by side in a hex view and uses alignment algorithms to keep similar regions lined up.
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VBinDiff – visual binary diff
VBinDiff is a text-based visual binary diff and hexadecimal file viewer that displays file contents in hexadecimal alongside ASCII.
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RustDiff – semantic JSON, XML and SQL diff tool
RustDiff is a GTK4 semantic diff tool for JSON, XML and SQL with side-by-side editors, search, graph view, history and export.
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Image Compare – image comparison and visual diff tool
Image Compare is a visual image diff tool with synchronised views, grids, stacked comparison, relative zoom and exportable SSIM heatmaps.
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dead-ringer – interactive binary diff utility
dead-ringer is an interactive binary diff utility with hexadecimal and ASCII views, search, visual selection and OSC 52 clipboard copying.
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riff – wrapper around diff
Riff is a wrapper around diff that highlights which parts of lines have changed.
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Oyo – terminal code review tool
Oyo is a terminal code review tool with diff views, persistent review comments, Git and Jujutsu targets, forge sync, search and previews.
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objdiff – object file diffing for decompilation projects
objdiff compares object files for decompilation projects with automatic rebuilds, architecture support, symbol analysis and progress views.
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