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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2013, 2015, 2024 Andreas Enge <andreas@enge.fr>
+;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Mark H Weaver <mhw@netris.org>
+;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com>
+;;; Copyright © 2016, 2017, 2018, 2019 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2016 Alex Griffin <a@ajgrf.com>
+;;; Copyright © 2017 Clément Lassieur <clement@lassieur.org>
+;;; Copyright © 2017, 2018 Nikita <nikita@n0.is>
+;;; Copyright © 2017, 2018 ng0 <gillmann@infotropique.org>
+;;; Copyright © 2017, 2018, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2018, 2020, 2022 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2019 Ivan Petkov <ivanppetkov@gmail.com>
+;;; Copyright © 2020 Oleg Pykhalov <go.wigust@gmail.com>
+;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
+;;; Copyright © 2019, 2020 Adrian Malacoda <malacoda@monarch-pass.net>
+;;; Copyright © 2020-2023 Jonathan Brielmaier <jonathan.brielmaier@web.de>
+;;; Copyright © 2020 Zhu Zihao <all_but_last@163.com>
+;;; Copyright © 2021 pineapples <guixuser6392@protonmail.com>
+;;; Copyright © 2021 Brice Waegeneire <brice@waegenei.re>
+;;; Copyright © 2021, 2022, 2023 John Kehayias <john.kehayias@protonmail.com>
+;;; Copyright © 2022 Pierre Langlois <pierre.langlois@gmx.com>
+;;; Copyright © 2023 Tomas Volf <wolf@wolfsden.cz>
+;;; Copyright © 2023 Ian Eure <ian@retrospec.tv>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+
+(define-module (gnu packages librewolf)
+ #:use-module (guix build-system gnu)
+ #:use-module (guix build-system cargo)
+ #:use-module (guix build-system trivial)
+ #:use-module (guix download)
+ #:use-module ((guix licenses) #:prefix license:)
+ #:use-module (guix gexp)
+ #:use-module (guix packages)
+ #:use-module (guix utils)
+ #:use-module ((guix build utils) #:select (alist-replace))
+
+ #:use-module (gnu packages)
+ #:use-module (gnu packages assembly)
+ #:use-module (gnu packages autotools)
+ #:use-module (gnu packages base)
+ #:use-module (gnu packages bash)
+ #:use-module (gnu packages compression)
+ #:use-module (gnu packages crates-io)
+ #:use-module (gnu packages cups)
+ #:use-module (gnu packages fontutils)
+ #:use-module (gnu packages gl)
+ #:use-module (gnu packages glib)
+ #:use-module (gnu packages gnome)
+ #:use-module (gnu packages gtk)
+ #:use-module (gnu packages hunspell)
+ #:use-module (gnu packages icu4c)
+ #:use-module (gnu packages image)
+ #:use-module (gnu packages jemalloc)
+ #:use-module (gnu packages kerberos)
+ #:use-module (gnu packages libcanberra)
+ #:use-module (gnu packages libevent)
+ #:use-module (gnu packages libffi)
+ #:use-module (gnu packages linux)
+ #:use-module (gnu packages llvm)
+ #:use-module (gnu packages m4)
+ #:use-module (gnu packages node)
+ #:use-module (gnu packages nss)
+ #:use-module (gnu packages pciutils)
+ #:use-module (gnu packages perl)
+ #:use-module (gnu packages pkg-config)
+ #:use-module (gnu packages pulseaudio)
+ #:use-module (gnu packages python)
+ #:use-module (gnu packages rust)
+ #:use-module (gnu packages rust-apps)
+ #:use-module (gnu packages speech)
+ #:use-module (gnu packages sqlite)
+ #:use-module (gnu packages video)
+ #:use-module (gnu packages xdisorg)
+ #:use-module (gnu packages xorg))
+
+;; Define the versions of rust needed to build librewolf, trying to match
+;; upstream. See the file taskcluster/ci/toolchain/rust.yml at
+;; https://searchfox.org under the particular firefox release, like
+;; mozilla-esr102.
+(define rust-librewolf rust) ; 1.60 is the default in Guix, 1.65 is the minimum.
+
+;; Update this id with every update to its release date.
+;; It's used for cache validation and therefore can lead to strange bugs.
+(define %librewolf-build-id "20240224100924")
+
+(define-public librewolf
+ (package
+ (name "librewolf")
+ (version "123.0-1")
+ (source
+ (origin
+ (method url-fetch)
+
+ (uri (string-append "https://gitlab.com/api/v4/projects/32320088/"
+ "packages/generic/librewolf-source/"
+ version
+ "/librewolf-"
+ version
+ ".source.tar.gz"))
+ (sha256
+ (base32 "050kg717jy70fvjfh91aydmq25mqaz6cbf9cqsdsgh6hvpxrw873"))))
+ (build-system gnu-build-system)
+ (arguments
+ (list
+ #:configure-flags #~(let ((clang #$(this-package-native-input "clang")))
+ `("--enable-application=browser"
+
+ ;; Configuration
+ "--without-wasm-sandboxed-libraries"
+ "--with-system-jpeg"
+ "--with-system-zlib"
+ "--with-system-png"
+ "--with-system-webp"
+ "--with-system-icu"
+ "--with-system-libvpx"
+ "--with-system-libevent"
+ "--with-system-ffi"
+ "--enable-system-pixman"
+ "--enable-jemalloc"
+
+ ;; see https://bugs.gnu.org/32833
+ "--with-system-nspr"
+ "--with-system-nss"
+
+ ,(string-append "--with-clang-path=" clang
+ "/bin/clang")
+ ,(string-append "--with-libclang-path=" clang
+ "/lib")
+
+ ;; Distribution
+ "--with-distribution-id=org.guix"
+ "--with-app-name=librewolf"
+ "--with-app-basename=LibreWolf"
+ "--with-branding=browser/branding/librewolf"
+
+ ;; Features
+ "--disable-tests"
+ "--disable-updater"
+ "--enable-pulseaudio"
+ "--disable-crashreporter"
+ "--allow-addon-sideload"
+ "--with-unsigned-addon-scopes=app,system"
+ "--disable-eme"
+
+ ;; Build details
+ "--disable-debug"
+ "--enable-rust-simd"
+ "--enable-release"
+ "--enable-optimize"
+ "--enable-strip"
+ "--enable-hardening"
+ "--disable-elf-hack"))
+ #:imported-modules %cargo-utils-modules
+ #:modules `((ice-9 regex)
+ (ice-9 string-fun)
+ (ice-9 ftw)
+ (srfi srfi-1)
+ (srfi srfi-26)
+ (rnrs bytevectors)
+ (rnrs io ports)
+ (guix elf)
+ (guix build gremlin)
+ ,@%gnu-build-system-modules)
+ #:phases #~(modify-phases %standard-phases
+ (add-after 'unpack 'fix-preferences
+ (lambda* (#:key inputs #:allow-other-keys)
+ (let ((port (open-file "browser/app/profile/firefox.js"
+ "a")))
+ (define (write-setting key value)
+ (format port "~%pref(\"~a\", ~a);~%" key value)
+ (format #t
+ "fix-preferences: setting value of ~a to ~a~%" key
+ value))
+
+ ;; We should allow the sandbox to read the store directory,
+ ;; because the sandbox has access to /usr on FHS distros.
+ (write-setting
+ "security.sandbox.content.read_path_whitelist"
+ (string-append "\""
+ (%store-directory) "/\""))
+
+ ;; XDG settings should be managed by Guix.
+ (write-setting "browser.shell.checkDefaultBrowser"
+ "false")
+ (close-port port))))
+ (add-after 'fix-preferences 'fix-ffmpeg-runtime-linker
+ (lambda* (#:key inputs #:allow-other-keys)
+ (let* ((ffmpeg (assoc-ref inputs "ffmpeg"))
+ (libavcodec (string-append ffmpeg
+ "/lib/libavcodec.so")))
+ ;; Arrange to load libavcodec.so by its absolute file name.
+ (substitute* "dom/media/platforms/ffmpeg/FFmpegRuntimeLinker.cpp"
+ (("libavcodec\\.so")
+ libavcodec)))))
+ (add-after 'patch-source-shebangs 'patch-cargo-checksums
+ (lambda _
+ (use-modules (guix build cargo-utils))
+ (let ((null-hash
+ ;; This is the SHA256 output of an empty string.
+ (string-append
+ "e3b0c44298fc1c149afbf4c8996fb924"
+ "27ae41e4649b934ca495991b7852b855")))
+ (for-each (lambda (file)
+ (format #t
+ "patch-cargo-checksums: patching checksums in ~a~%"
+ file)
+ (substitute* file
+ (("(checksum = )\".*\"" all name)
+ (string-append name "\"" null-hash
+ "\""))))
+ (find-files "." "Cargo\\.lock$"))
+ (for-each generate-all-checksums
+ '("build" "dom/media"
+ "dom/webauthn"
+ "gfx"
+ "intl"
+ "js"
+ "media"
+ "modules"
+ "mozglue/static/rust"
+ "netwerk"
+ "remote"
+ "security/manager/ssl"
+ "servo"
+ "storage"
+ "third_party/rust"
+ "toolkit"
+ "xpcom/rust"
+ "services")))))
+ (add-after 'patch-cargo-checksums 'remove-cargo-frozen-flag
+ (lambda _
+ ;; Remove --frozen flag from cargo invokation, otherwise it'll
+ ;; complain that it's not able to change Cargo.lock.
+ ;; https://bugzilla.mozilla.org/show_bug.cgi?id=1726373
+ (substitute* "build/RunCbindgen.py"
+ (("\"--frozen\",")
+ ""))))
+ (delete 'bootstrap)
+ (add-before 'configure 'patch-SpeechDispatcherService.cpp
+ (lambda _
+ (let* ((lib "libspeechd.so.2")
+ (file (string-append
+ "dom/media/webspeech/synth/"
+ "speechd/SpeechDispatcherService.cpp"))
+ (old-content (call-with-input-file file
+ get-string-all)))
+ (substitute
+ file
+ `((,(format #f "~s" lib) unquote
+ (lambda (line _)
+ (string-replace-substring
+ line lib
+ (string-append #$speech-dispatcher
+ "/lib/" lib))))))
+ (if (string=? old-content
+ (call-with-input-file file
+ get-string-all))
+ (error
+ "substitute did nothing, phase requires an update")))))
+ (add-before 'configure 'set-build-id
+ ;; Build will write the timestamp to output, which is harmful
+ ;; for reproducibility, so change it to a fixed date. Use a
+ ;; separate phase for easier modification with inherit.
+ (lambda _
+ (setenv "MOZ_BUILD_DATE"
+ #$%librewolf-build-id)))
+ (replace 'configure
+ (lambda* (#:key inputs outputs configure-flags
+ #:allow-other-keys)
+ (setenv "AUTOCONF"
+ (string-append (assoc-ref inputs "autoconf")
+ "/bin/autoconf"))
+ (setenv "SHELL"
+ (which "bash"))
+ (setenv "CONFIG_SHELL"
+ (which "bash"))
+ (setenv "MACH_BUILD_PYTHON_NATIVE_PACKAGE_SOURCE"
+ "system")
+ ;; This should use the host info probably (does it
+ ;; build on non-x86_64 though?)
+ (setenv "GUIX_PYTHONPATH"
+ (string-append (getcwd)
+ "/obj-x86_64-pc-linux-gnu/_virtualenvs/build"))
+
+ ;; Use Clang, Clang is 2x faster than GCC
+ (setenv "AR" "llvm-ar")
+ (setenv "NM" "llvm-nm")
+ (setenv "CC" "clang")
+ (setenv "CXX" "clang++")
+ (setenv "MOZ_NOSPAM" "1")
+ (setenv "MOZ_APP_NAME" "librewolf")
+
+ (setenv "MOZBUILD_STATE_PATH"
+ (getcwd))
+
+ (let* ((mozconfig (string-append (getcwd) "/mozconfig"))
+ (out (assoc-ref outputs "out"))
+ (flags (cons (string-append "--prefix=" out)
+ configure-flags)))
+ (format #t "build directory: ~s~%"
+ (getcwd))
+ (format #t "configure flags: ~s~%" flags)
+
+ (define write-flags
+ (lambda flags
+ (display (string-join (map (cut string-append
+ "ac_add_options " <>)
+ flags) "\n"))
+ (display "\n")))
+ (with-output-to-file mozconfig
+ (lambda ()
+ (apply write-flags flags)
+ ;; The following option unsets Telemetry
+ ;; Reporting. With the Addons Fiasco,
+ ;; Mozilla was found to be collecting
+ ;; user's data, including saved passwords
+ ;; and web form data, without users
+ ;; consent. Mozilla was also found
+ ;; shipping updates to systems without
+ ;; the user's knowledge or permission.
+ ;; As a result of this, use the following
+ ;; command to permanently disable
+ ;; telemetry reporting.
+ (display "unset MOZ_TELEMETRY_REPORTING\n")
+ (display "mk_add_options MOZ_CRASHREPORTER=0\n")
+ (display "mk_add_options MOZ_DATA_REPORTING=0\n")
+ (display
+ "mk_add_options MOZ_SERVICES_HEALTHREPORT=0")
+ (display
+ "mk_add_options MOZ_TELEMETRY_REPORTING=0")))
+ (setenv "MOZCONFIG" mozconfig))
+ (invoke "./mach" "configure")))
+ (add-before 'build '1fix-addons-placeholder
+ (lambda _
+ (substitute* "toolkit/locales/en-US/toolkit/about/aboutAddons.ftl"
+ (("addons.mozilla.org")
+ "gnuzilla.gnu.org"))))
+ (replace 'build
+ (lambda* (#:key (make-flags '())
+ (parallel-build? #t) #:allow-other-keys)
+ (apply invoke "./mach" "build"
+ ;; mach will use parallel build if possible by default
+ `(,@(if parallel-build?
+ '()
+ '("-j1")) ,@make-flags))))
+ (add-after 'build 'neutralise-store-references
+ (lambda _
+ ;; Mangle the store references to compilers &
+ ;; other build tools in about:buildconfig,
+ ;; reducing the package's closure by 1 GiB on
+ ;; x86-64.
+ (let* ((build-dir (car (scandir "."
+ (cut string-prefix?
+ "obj-" <>))))
+ (file (string-append build-dir
+ "/dist/bin/chrome/toolkit/"
+ "content/global/buildconfig.html")))
+ (substitute* file
+ (((format #f "(~a/)([0-9a-df-np-sv-z]{32})"
+ (regexp-quote (%store-directory)))
+ _ store hash)
+ (string-append store
+ (string-take hash 8)
+ "<!-- Guix: not a runtime dependency -->"
+ (string-drop hash 8)))))))
+ (replace 'install
+ (lambda _
+ (invoke "./mach" "install")))
+ (add-after 'install 'remove-duplicate-bin
+ (lambda* (#:key outputs #:allow-other-keys)
+ (delete-file (string-append #$output
+ "/lib/librewolf/librewolf-bin"))))
+ (add-after 'install 'wrap-glxtest
+ ;; glxtest uses dlopen() to load mesa
+ ;; libs, wrap it to set LD_LIBRARY_PATH.
+ (lambda* (#:key inputs outputs #:allow-other-keys)
+ (let* ((out (assoc-ref outputs "out"))
+ (lib (string-append out "/lib"))
+ ;; TODO: make me a loop again
+ (mesa-lib (string-append (assoc-ref inputs
+ "mesa")
+ "/lib"))
+ (pciutils-lib (string-append (assoc-ref inputs
+ "pciutils") "/lib")))
+ (wrap-program (car (find-files lib "^glxtest$"))
+ `("LD_LIBRARY_PATH" prefix
+ (,mesa-lib ,pciutils-lib))))))
+ (add-after 'install 'patch-config
+ (lambda* (#:key inputs #:allow-other-keys)
+ (let ((lib (string-append #$output "/lib/librewolf"))
+ (config-file "librewolf.cfg"))
+
+ ;; Required for Guix packaged extensions
+ ;; SCOPE_PROFILE=1, SCOPE_APPLICATION=4, SCOPE_SYSTEM=8
+ ;; Default is 5.
+ (substitute* (in-vicinity lib config-file)
+ (("defaultPref\\(\"extensions.enabledScopes\", 5\\)")
+ "defaultPref(\"extensions.enabledScopes\", 13)"))
+ ;; Use Mozzarella addons repo.
+ (call-with-port
+ (open-file
+ (in-vicinity lib config-file)
+ "a")
+ (lambda (port)
+ ;; Add-ons panel (see settings.js in Icecat source).
+ (for-each
+ (lambda (pref)
+ (format port
+ "defaultPref(~s, ~s);~%"
+ (car pref)
+ (cdr pref)))
+ '(("extensions.getAddons.search.browseURL"
+ string-append
+ "https://gnuzilla.gnu.org/mozzarella/"
+ "search.php?q=%TERMS%")
+ ("extensions.getAddons.get.url" .
+ "https://gnuzilla.gnu.org/mozzarella")
+ ("extensions.getAddons.link.url" .
+ "https://gnuzilla.gnu.org/mozzarella")
+ ("extensions.getAddons.discovery.api_url" .
+ "https://gnuzilla.gnu.org/mozzarella")
+ ("extensions.getAddons.langpacks.url" .
+ "https://gnuzilla.gnu.org/mozzarella")
+ ("lightweightThemes.getMoreURL" .
+ "https://gnuzilla.gnu.org/mozzarella"))))))))
+ (add-after 'install 'wrap-program
+ (lambda* (#:key inputs outputs #:allow-other-keys)
+ ;; The following two functions are from Guix's icecat package in
+ ;; (gnu packages gnuzilla). See commit
+ ;; b7a0935420ee630a29b7e5ac73a32ba1eb24f00b.
+ (define (runpath-of lib)
+ (call-with-input-file lib
+ (compose elf-dynamic-info-runpath elf-dynamic-info
+ parse-elf get-bytevector-all)))
+ (define (runpaths-of-input label)
+ (let* ((dir (string-append (assoc-ref inputs label)
+ "/lib"))
+ (libs (find-files dir "\\.so$")))
+ (append-map runpath-of libs)))
+ (let* ((out (assoc-ref outputs "out"))
+ (lib (string-append out "/lib"))
+ ;; TODO: make me a loop again
+ (mesa-lib (string-append (assoc-ref inputs
+ "mesa")
+ "/lib"))
+ (apng-lib (string-append (assoc-ref inputs
+ "libpng-apng") "/lib"))
+ ;; For the integration of native notifications
+ (libnotify-lib (string-append (assoc-ref inputs
+ "libnotify")
+ "/lib"))
+ ;; For hardware video acceleration via VA-API
+ (libva-lib (string-append (assoc-ref inputs
+ "libva")
+ "/lib"))
+ ;; VA-API is run in the RDD (Remote Data Decoder) sandbox
+ ;; and must be explicitly given access to files it needs.
+ ;; Rather than adding the whole store (as Nix had
+ ;; upstream do, see
+ ;; <https://github.com/NixOS/nixpkgs/pull/165964> and
+ ;; linked upstream patches), we can just follow the
+ ;; runpaths of the needed libraries to add everything to
+ ;; LD_LIBRARY_PATH. These will then be accessible in the
+ ;; RDD sandbox.
+ (rdd-whitelist (map (cut string-append <> "/")
+ (delete-duplicates (append-map
+ runpaths-of-input
+ '("mesa"
+ "ffmpeg")))))
+ (pulseaudio-lib (string-append (assoc-ref inputs
+ "pulseaudio")
+ "/lib"))
+ ;; For U2F and WebAuthn
+ (eudev-lib (string-append (assoc-ref inputs
+ "eudev")
+ "/lib"))
+ (gtk-share (string-append (assoc-ref inputs
+ "gtk+")
+ "/share")))
+ (wrap-program (car (find-files lib "^librewolf$"))
+ `("LD_LIBRARY_PATH" prefix
+ (,mesa-lib ,libnotify-lib
+ ,libva-lib
+ ,pulseaudio-lib
+ ,eudev-lib
+ ,apng-lib
+ ,@rdd-whitelist))
+ `("XDG_DATA_DIRS" prefix
+ (,gtk-share))
+ `("MOZ_LEGACY_PROFILES" =
+ ("1"))
+ `("MOZ_ALLOW_DOWNGRADE" =
+ ("1"))))))
+ (add-after 'wrap-program 'install-desktop-entry
+ (lambda* (#:key outputs #:allow-other-keys)
+ (let* ((desktop-file
+ "taskcluster/docker/firefox-snap/firefox.desktop")
+ (applications (string-append #$output
+ "/share/applications")))
+ (substitute* desktop-file
+ (("^Exec=firefox")
+ (string-append "Exec="
+ #$output "/bin/librewolf"))
+ ;; "Firefox" -> "LibreWolf" everywhere
+ (("Firefox")
+ "LibreWolf")
+ ;; Remove non-Latin translations.
+ (("^Name\\[(ar|bn)\\].*$")
+ "")
+ (("^Icon=.*")
+ (string-append "Icon="
+ #$output
+ "/share/icons/hicolor/128x128/apps/librewolf.png
+"))
+ ;; These commands were changed.
+ (("-NewWindow")
+ "-new-window")
+ (("-NewPrivateWindow")
+ "-new-private-window")
+ (("StartupNotify=true")
+ "StartupNotify=true
+StartupWMClass=Navigator"))
+ (copy-file desktop-file "librewolf.desktop")
+ (install-file "librewolf.desktop" applications))))
+ (add-after 'install-desktop-entry 'install-icons
+ (lambda* (#:key outputs #:allow-other-keys)
+ (let ((icon-source-dir (string-append #$output
+ "/lib/librewolf/browser/"
+ "chrome/icons/default")))
+ (for-each (lambda (size)
+ (let ((dest (string-append #$output
+ "/share/icons/hicolor/"
+ size
+ "x"
+ size
+ "/apps")))
+ (mkdir-p dest)
+ (symlink (string-append icon-source-dir
+ "/default" size ".png")
+ (string-append dest
+ "/librewolf.png"))))
+ '("16" "32" "48" "64" "128"))))))
+
+ ;; Test will significantly increase build time but with little rewards.
+ #:tests? #f
+
+ ;; WARNING: Parallel build will consume lots of memory!
+ ;; If you have encountered OOM issue in build phase, try disable it.
+ #:parallel-build? #t
+
+ ;; Some dynamic lib was determined at runtime, so rpath check may fail.
+ #:validate-runpath? #f))
+ (inputs (list bash-minimal
+ bzip2
+ cairo
+ cups
+ dbus-glib
+ freetype
+ ffmpeg
+ gdk-pixbuf
+ glib
+ gtk+
+ gtk+-2
+ hunspell
+ icu4c-73
+ jemalloc
+ libcanberra
+ libevent
+ libffi
+ libgnome
+ libjpeg-turbo
+ libnotify
+ libpng-apng
+ libva
+ libvpx
+ libwebp
+ libxcomposite
+ libxft
+ libxinerama
+ libxscrnsaver
+ libxt
+ mesa
+ mit-krb5
+ nspr
+ nss
+ pango
+ pciutils
+ pipewire
+ pixman
+ pulseaudio
+ speech-dispatcher
+ sqlite
+ startup-notification
+ eudev
+ unzip
+ zip
+ zlib))
+ (native-inputs (list alsa-lib
+ autoconf-2.13
+ `(,rust-librewolf "cargo")
+ clang
+ llvm
+ m4
+ nasm
+ node-lts
+ perl
+ pkg-config
+ python
+ rust-librewolf
+ rust-cbindgen-0.26
+ which
+ yasm))
+ (home-page "https://librewolf.net/")
+ (synopsis
+ "Custom version of Firefox, focused on privacy, security and freedom")
+ (description
+ "LibreWolf is designed to increase protection against tracking and
+fingerprinting techniques, while also including a few security improvements.
+This is achieved through our privacy and security oriented settings and
+patches. LibreWolf also aims to remove all the telemetry, data collection and
+annoyances, as well as disabling anti-freedom features like DRM.")
+ (license license:mpl2.0)))