# Delta 0.19.0

- Product: Delta (https://whatsnew.fyi/product/git-delta)
- Vendor: Dan Davison
- Date: 2026-03-20
- Version: 0.19.0
- Original notes: https://github.com/dandavison/delta/releases/tag/0.19.0
- Permalink: https://whatsnew.fyi/product/git-delta/releases/0.19.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Do not double panic in FakeParentArgs::drop
- **changed** — Improve blame file type detection
- **added** — Add themes weeping-willow and mirthful-willow
- **added** — Add optional capture-output writer to run_app()
- **added** — Add console commands for git configuration
- **added** — Support {host} in hyperlinks
- **added** — Allow multiple hyperlinks per line
- **added** — Support external subcommands: rg, diff, git-show
- **changed** — Hyperlink commit hashes of length 7 as well
- **fixed** — Fix index out of bounds crash for '@@  @@' hunk header
- **changed** — Tune themes weeping-willow and mirthful-willow
- **fixed** — Fix diff output when a diff ends with a mode change
- **fixed** — Normalize merge.conflictStyle casing
- **fixed** — Styled zero lines fix
- **fixed** — Cache the Git remote URL to speed up rendering hyperlinks
- **fixed** — Fix rg json handling line comment highlighting
- **fixed** — Default line number to 1 for hyperlinks
- **fixed** — Fix line numbers showing filename when hyperlinks enabled
- **changed** — Honor pager path when checking less version
- **changed** — Update bat dependency from 0.24 to 0.26

Tons of improvements; thanks very much to all delta contributors.

**This release is missing several binaries due to a [bug in the GitHub Actions release workflow](https://github.com/dandavison/delta/issues/2127). Please use https://github.com/dandavison/delta/releases/tag/0.19.1 instead.**

##### What's Changed
* Do not double panic in FakeParentArgs::drop by @dvermd in https://github.com/dandavison/delta/pull/1856
* Improve blame file type detection (#1803) by @dvermd in https://github.com/dandavison/delta/pull/1829
* Use same example config in manual as README by @dandavison in https://github.com/dandavison/delta/pull/1879
* Clarify grep highlighter-related code by @dandavison in https://github.com/dandavison/delta/pull/1877
* Don't set colorMoved in introductory instructions by @dandavison in https://github.com/dandavison/delta/pull/1884
* Recommend zdiff3 merge.conflictStyle by @adamchainz in https://github.com/dandavison/delta/pull/1260
* Add themes `weeping-willow`, `mirthful-willow` by @lvdh in https://github.com/dandavison/delta/pull/1864
* CI: switch to macos-13, as 12 will be unsupported soon by @th1000s in https://github.com/dandavison/delta/pull/1890
* Add optional capture-output writer to run_app() by @th1000s in https://github.com/dandavison/delta/pull/1889
* Center-align README content by @dandavison in https://github.com/dandavison/delta/pull/1893
* Redundant Option Checks, Unwrap Safety by @sharma-shray in https://github.com/dandavison/delta/pull/1892
* Add console commands for git configuration by @harmtemolder in https://github.com/dandavison/delta/pull/1896
* Honor pager path when checking less version by @dandavison in https://github.com/dandavison/delta/pull/1903
* Rename some variables by @dandavison in https://github.com/dandavison/delta/pull/1904
* Delete now-unused pricate homebrew formula step from Makefile (III) by @dvermd in https://github.com/dandavison/delta/pull/1830
* Support {host} in hyperlinks by @dandavison in https://github.com/dandavison/delta/pull/1901
* Allow multiple hyperlinks per line by @th1000s in https://github.com/dandavison/delta/pull/1909
* Clippy 1.83 by @th1000s in https://github.com/dandavison/delta/pull/1918
* Support external subcommands: rg, diff, git-show (etc.) by @th1000s in https://github.com/dandavison/delta/pull/1769
* Don't keep subcommand stdout around by @th1000s in https://github.com/dandavison/delta/pull/1920
* hyperlink commit hashes of length 7 as well by @th1000s in https://github.com/dandavison/delta/pull/1924
* clippy 1.84 fix by @th1000s in https://github.com/dandavison/delta/pull/1938
* chore(deps): update git2 to use libgit2 1.9 by @chenrui333 in https://github.com/dandavison/delta/pull/1930
* Suggest minimum bat version in manual by @ernstki in https://github.com/dandavison/delta/pull/1941
* Upgrade unicode-width to v0.1.14 (but still < 0.2.0) by @th1000s in https://github.com/dandavison/delta/pull/1937
* Update terminal-colorsaurus version to 0.4.8 by @rashil2000 in https://github.com/dandavison/delta/pull/1936
* Fix index out of bounds crash for '@@  @@' hunk header by @adamchainz in https://github.com/dandavison/delta/pull/1995
* Tune themes weeping-willow, mirthful-willow by @lvdh in https://github.com/dandavison/delta/pull/2011
* clippy 1.88 fixes by @injust in https://github.com/dandavison/delta/pull/2016
* Fix diff output when a diff ends with a mode change by @th1000s in https://github.com/dandavison/delta/pull/2023
* fix: `cargo install git-delta --locked` fails on systems with GCC 15 by @tquin in https://github.com/dandavison/delta/pull/2007
* Normalize `merge.conflictStyle` casing by @injust in https://github.com/dandavison/delta/pull/2015
* Styled zero lines fix by @th1000s in https://github.com/dandavison/delta/pull/1916
* config: add setup instructions for Jujutsu (jj) vcs by @arjunmahishi in https://github.com/dandavison/delta/pull/2048
* all: fix clippy complaints by @charlievieth in https://githu

_[Truncated at 4000 characters — full notes: https://github.com/dandavison/delta/releases/tag/0.19.0]_