install

Additional install commands

macOS

Homebrewverified · 100%

brew install diff-so-fancy

provider-native install command

overview

Package summary

Good-lookin' diffs with diff-highlight and more

Project links

Homepage

Commands and aliases

diff-so-fancy

history

Project history and usage

diff-so-fancy is a terminal filter that reformats unified diffs into a more human-readable display. It is commonly wired into Git as a pager or interactive diff filter.

Project history

The official history document says diff-so-fancy began as a commit in Paul Irish's dotfiles, grew into a standalone script, and was later moved into the so-fancy repository by Steve Mao. The GitHub repository was created in 2016.

The README presents the project as a tool for making diffs human readable to improve code quality and defect spotting. Its options are mostly Git configuration keys that control hunk headers, leading symbols, rulers, empty lines, and display width.

Adoption history

diff-so-fancy spread through developer tooling because it required little ceremony: place the script on PATH and point Git's pager or interactive.diffFilter at it. The README lists official project-noted availability through GitHub releases, npm, Homebrew, Fedora, Arch, and Debian/Ubuntu packaging.

How it is used

The normal Git setup is core.pager set to pipe through diff-so-fancy and less, plus interactive.diffFilter for patch mode. It can also consume ordinary unified diff output from diff -u or recursive diff.

Why package nerds care

For package nerds, diff-so-fancy is a classic single-purpose developer package: a small script, broad editor-terminal appeal, and visible overlap between dotfiles culture, Git ergonomics, and distro packaging.

Timeline

2016: The so-fancy/diff-so-fancy GitHub repository is created.
2021: Version 1.4.0 is published.
2026: Version 1.4.10 is published.

Related projects

Git, diff-highlight, delta, Lazygit, and difftastic are the main neighboring tools named by upstream.

Sources

security posture

Risk level: green

narrow executable package without higher-risk signals.

Risk classifier

green risk · low confidence · appliance

Why

narrow executable package without higher-risk signals

Signals

metadata:no-higher-risk-signals

Install behavior

No Homebrew bottle metadata was recorded.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

executables

Installed executables

Command	Kind	Exposure	Note
`diff-so-fancy`	executable	indexed executable	Discovered from the local executable index.

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-08-03

manager version1.4.12

manager updated2026-07-15

local dataunknown

upstreamnot available

latest detectednot detected

okNo freshness warnings were generated.

install metadata

Package metadata

Package key	brew:diff-so-fancy
Version	1.4.12
Package manager	Homebrew
Homepage	https://github.com/so-fancy/diff-so-fancy
Repository	https://github.com/so-fancy/diff-so-fancy
Last updated	2026-07-15T20:53:38Z
Pulse	updated
Bottle	not recorded
Service	none declared

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Combined YAML source

View the package source record on GitHub.

combined/diff-so-fancy.yml

Used sources

Geiger risk classifier
Nucleus package database
curated package history
pkgdb category and tag curation

Install diff-so-fancy with Homebrew