gnu/packages/syndication.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2016, 2017, 2019, 2020, 2021, 2022 Efraim Flashner <efraim@flashner.co.il>
   3 ;;; Copyright © 2018, 2019, 2021 Tobias Geerinckx-Rice <me@tobias.gr>
   4 ;;; Copyright © 2020 Vinicius Monego <monego@posteo.net>
   5 ;;; Copyright © 2021 Felix Gruber <felgru@posteo.net>
   6 ;;; Copyright © 2022 Luis Felipe López Acevedo <luis.felipe.la@protonmail.com>
   7 ;;;
   8 ;;; This file is part of GNU Guix.
   9 ;;;
  10 ;;; GNU Guix is free software; you can redistribute it and/or modify it
  11 ;;; under the terms of the GNU General Public License as published by
  12 ;;; the Free Software Foundation; either version 3 of the License, or (at
  13 ;;; your option) any later version.
  14 ;;;
  15 ;;; GNU Guix is distributed in the hope that it will be useful, but
  16 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;;; GNU General Public License for more details.
  19 ;;;
  20 ;;; You should have received a copy of the GNU General Public License
  21 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  22
  23 (define-module (gnu packages syndication)
  24   #:use-module ((guix licenses) #:prefix license:)
  25   #:use-module (guix download)
  26   #:use-module (guix git-download)
  27   #:use-module (guix packages)
  28   #:use-module (guix utils)
  29   #:use-module (guix build-system cargo)
  30   #:use-module (guix build-system glib-or-gtk)
  31   #:use-module (guix build-system gnu)
  32   #:use-module (guix build-system meson)
  33   #:use-module (guix build-system python)
  34   #:use-module (guix build-system qt)
  35   #:use-module (gnu packages)
  36   #:use-module (gnu packages autotools)
  37   #:use-module (gnu packages base)
  38   #:use-module (gnu packages check)
  39   #:use-module (gnu packages crates-io)
  40   #:use-module (gnu packages curl)
  41   #:use-module (gnu packages documentation)
  42   #:use-module (gnu packages freedesktop)
  43   #:use-module (gnu packages gettext)
  44   #:use-module (gnu packages glib)
  45   #:use-module (gnu packages gnome)
  46   #:use-module (gnu packages gstreamer)
  47   #:use-module (gnu packages gtk)
  48   #:use-module (gnu packages kde-frameworks)
  49   #:use-module (gnu packages ncurses)
  50   #:use-module (gnu packages pkg-config)
  51   #:use-module (gnu packages python)
  52   #:use-module (gnu packages python-check)
  53   #:use-module (gnu packages python-xyz)
  54   #:use-module (gnu packages python-web)
  55   #:use-module (gnu packages qt)
  56   #:use-module (gnu packages ruby)
  57   #:use-module (gnu packages rust)
  58   #:use-module (gnu packages sqlite)
  59   #:use-module (gnu packages time)
  60   #:use-module (gnu packages tls)
  61   #:use-module (gnu packages video)
  62   #:use-module (gnu packages web)
  63   #:use-module (gnu packages webkit)
  64   #:use-module (gnu packages xml)
  65   #:use-module (gnu packages xorg)
  66   #:use-module (srfi srfi-1))
  67
  68 (define-public cawbird
  69   (package
  70     (name "cawbird")
  71     (version "1.4.2")
  72     (source
  73      (origin
  74        (method git-fetch)
  75        (uri (git-reference
  76              (url "https://github.com/IBBoard/cawbird")
  77              (commit (string-append "v"version))))
  78        (file-name (git-file-name name version))
  79        (sha256
  80         (base32 "17575cp5qcgsqf37y3xqg3vr6l2j8bbbkmy2c1l185rxghfacida"))))
  81     (build-system meson-build-system)
  82     (arguments
  83      `(#:glib-or-gtk? #t
  84        #:configure-flags
  85        ;; Cawbirds's default key and secret for OAuth process with twitter.
  86        (list
  87         "-Dconsumer_key_base64=VmY5dG9yRFcyWk93MzJEZmhVdEk5Y3NMOA=="
  88         "-Dconsumer_secret_base64=MThCRXIxbWRESDQ2Y0podzVtVU13SGUyVGlCRXhPb3BFRHhGYlB6ZkpybG5GdXZaSjI=")
  89        #:phases
  90        (modify-phases %standard-phases
  91          (add-after 'unpack 'disable-failing-tests
  92            (lambda _
  93              ;; These tests require networking.
  94              (substitute* "tests/meson.build"
  95                (("[ \t]*.*avatardownload.*$") "")
  96                (("[ \t]*.*filters.*$") "")
  97                (("[ \t]*.*friends.*$") "")
  98                (("[ \t]*.*inlinemediadownloader.*$") "")
  99                (("[ \t]*.*tweetparsing.*$") "")
 100                (("[ \t]*.*usercounter.*$") ""))))
 101          (delete 'check)
 102          (add-after 'install 'custom-check
 103            (lambda* (#:key outputs tests? #:allow-other-keys)
 104              (when tests?
 105                ;; Tests require a running X server.
 106                (system "Xvfb :1 +extension GLX &")
 107                (setenv "DISPLAY" ":1")
 108                ;; Tests write to $HOME.
 109                (setenv "HOME" (getcwd))
 110                ;; Tests look for gsettings-schemas installed by the package.
 111                (setenv "XDG_DATA_DIRS"
 112                        (string-append (getenv "XDG_DATA_DIRS")
 113                                       ":" (assoc-ref outputs "out") "/share"))
 114                (invoke "meson" "test"))))
 115          (add-after 'glib-or-gtk-wrap 'wrap-paths
 116            (lambda* (#:key outputs #:allow-other-keys)
 117              (let* ((out (assoc-ref outputs "out"))
 118                     (bin (string-append out "/bin/"))
 119                     (gst-plugin-path (getenv "GST_PLUGIN_SYSTEM_PATH"))
 120                     (gi-typelib-path (getenv "GI_TYPELIB_PATH")))
 121                (wrap-program (string-append bin "cawbird")
 122                  `("GST_PLUGIN_SYSTEM_PATH" ":" prefix (,gst-plugin-path))
 123                  `("GI_TYPELIB_PATH" ":" prefix (,gi-typelib-path)))))))))
 124     (native-inputs
 125      `(("gettext" ,gettext-minimal)
 126        ("glib:bin" ,glib "bin")
 127        ("gobject-introspection" ,gobject-introspection)
 128        ("gtk+:bin" ,gtk+ "bin")
 129        ("pkg-config" ,pkg-config)
 130        ("vala" ,vala)
 131        ("xmllint" ,libxml2)
 132        ("xorg-server" ,xorg-server-for-tests)))
 133     (inputs
 134      `(("glib" ,glib)
 135        ("gsettings-desktop-schemas" ,gsettings-desktop-schemas)
 136        ("gspell" ,gspell)
 137        ("gstreamer" ,gstreamer)
 138        ("gst-libav" ,gst-libav)
 139        ("gst-plugins-bad" ,gst-plugins-bad)
 140        ("gst-plugins-base" ,gst-plugins-base)
 141        ("gst-plugins-good" ,gst-plugins-good)
 142        ("gtk+" ,gtk+)
 143        ("json-glib" ,json-glib)
 144        ("liboauth" ,liboauth)
 145        ("libsoup" ,libsoup)
 146        ("rest" ,rest)
 147        ("sqlite" ,sqlite)
 148        ("x11" ,libx11)))
 149     (propagated-inputs
 150      (list dconf))
 151     (synopsis "Client for Twitter")
 152     (description "Cawbird is a Twitter client built with GTK and Vala.
 153 It supports all features except non-mention notifications, polls, threads and
 154 cards.")
 155     (home-page "https://ibboard.co.uk/cawbird/")
 156     (license license:gpl3+)))
 157
 158 (define-public giara
 159   (package
 160     (name "giara")
 161     (version "0.3")
 162     (source
 163      (origin
 164        (method git-fetch)
 165        (uri (git-reference
 166              (url "https://gitlab.gnome.org/World/giara")
 167              (commit version)))
 168        (file-name (git-file-name name version))
 169        ;; To fix authentication while adding accounts.
 170        (patches (search-patches "giara-fix-login.patch"))
 171        (sha256
 172         (base32 "004qmkfrgd37axv0b6hfh6v7nx4pvy987k5yv4bmlmkj9sbqm6f9"))))
 173     (build-system meson-build-system)
 174     (arguments
 175      `(#:glib-or-gtk? #t
 176        #:phases
 177        (modify-phases %standard-phases
 178          (add-after 'glib-or-gtk-wrap 'wrap-paths
 179            (lambda* (#:key outputs #:allow-other-keys)
 180              (let* ((out (assoc-ref outputs "out"))
 181                     (bin (string-append out "/bin/"))
 182                     (lib (string-append out "/lib/python"
 183                                         ,(version-major+minor
 184                                           (package-version python))
 185                                         "/site-packages")))
 186                (wrap-program (string-append bin "giara")
 187                  `("GUIX_PYTHONPATH" ":" prefix (,(getenv "GUIX_PYTHONPATH") ,lib))
 188                  `("GI_TYPELIB_PATH" ":" prefix (,(getenv "GI_TYPELIB_PATH"))))))))))
 189     (native-inputs
 190      `(("gettext" ,gettext-minimal)
 191        ("glib:bin" ,glib "bin")
 192        ("gobject-introspection" ,gobject-introspection)
 193        ("gtk+:bin" ,gtk+ "bin")
 194        ("pkg-config" ,pkg-config)
 195        ("xmllint" ,libxml2)))
 196     (inputs
 197      `(("glib" ,glib)
 198        ("gtk+" ,gtk+)
 199        ("gtksourceview" ,gtksourceview)
 200        ("libhandy" ,libhandy)
 201        ("python" ,python)
 202        ("python-beautifulsoup" ,python-beautifulsoup4)
 203        ("python-dateutil" ,python-dateutil)
 204        ("python-mistune" ,python-mistune)
 205        ("python-pillow" ,python-pillow)
 206        ("python-praw" ,python-praw)
 207        ("python-pycairo" ,python-pycairo)
 208        ("python-pygobject" ,python-pygobject)
 209        ("python-requests" ,python-requests)
 210        ("webkitgtk" ,webkitgtk-with-libsoup2)))
 211     (propagated-inputs
 212      (list dconf))
 213     (synopsis "Client for Reddit")
 214     (description "Giara is a reddit app, built with Python, GTK and Handy.")
 215     (home-page "https://giara.gabmus.org/")
 216     (license license:gpl3+)))
 217
 218 (define-public newsboat
 219   (package
 220     (name "newsboat")
 221     (version "2.26")
 222     (source
 223      (origin
 224        (method url-fetch)
 225        (uri (string-append "https://newsboat.org/releases/" version
 226                            "/newsboat-" version ".tar.xz"))
 227        (sha256
 228         (base32 "061w86jffyi49m4d9n974a3pd1svbw3azmh0qx8h2v7h0178791l"))))
 229     (build-system cargo-build-system)
 230     (native-inputs
 231      `(("gettext" ,gettext-minimal)
 232        ("openssl" ,openssl)
 233        ("pkg-config" ,pkg-config)
 234        ;; For building documentation.
 235        ("asciidoctor" ,ruby-asciidoctor)))
 236     (inputs
 237      (list curl
 238            json-c
 239            libxml2
 240            ncurses
 241            stfl
 242            sqlite))
 243     (arguments
 244      `(#:modules ((guix build cargo-build-system)
 245                   (guix build utils)
 246                   ((guix build gnu-build-system) #:prefix gnu:))
 247        #:vendor-dir "vendor"
 248        #:install-source? #f
 249        #:cargo-inputs
 250        (("rust-backtrace" ,rust-backtrace-0.3)
 251         ("rust-bitflags" ,rust-bitflags-1)
 252         ("rust-chrono" ,rust-chrono-0.4)
 253         ("rust-curl-sys" ,rust-curl-sys-0.4)
 254         ("rust-cxx" ,rust-cxx-1)
 255         ("rust-fastrand" ,rust-fastrand-1)
 256         ("rust-gettext-rs" ,rust-gettext-rs-0.7)
 257         ("rust-lexopt" ,rust-lexopt-0.2)
 258         ("rust-libc" ,rust-libc-0.2)
 259         ("rust-md5" ,rust-md5-0.7)
 260         ("rust-natord" ,rust-natord-1)
 261         ("rust-nom" ,rust-nom-7)
 262         ("rust-once-cell" ,rust-once-cell-1)
 263         ("rust-percent-encoding" ,rust-percent-encoding-2)
 264         ("rust-url" ,rust-url-2)
 265         ("rust-unicode-width" ,rust-unicode-width-0.1)
 266         ("rust-xdg" ,rust-xdg-2))
 267        #:cargo-development-inputs
 268        (("rust-cxx-build" ,rust-cxx-build-1)
 269         ("rust-tempfile" ,rust-tempfile-3)
 270         ("rust-proptest" ,rust-proptest-1)
 271         ("rust-section-testing" ,rust-section-testing-0.0))
 272        #:phases
 273        (modify-phases %standard-phases
 274          (add-after 'configure 'dont-vendor-self
 275            (lambda* (#:key vendor-dir #:allow-other-keys)
 276              ;; Don't keep the whole tarball in the vendor directory
 277              (delete-file-recursively
 278                (string-append vendor-dir "/" ,name "-" ,version ".tar.xz"))))
 279          (add-after 'unpack 'patch-source
 280            (lambda* (#:key outputs #:allow-other-keys)
 281              (substitute* "Makefile"
 282                (("Cargo.lock") "")
 283                ;; Replace the prefix in the Makefile.
 284                (("/usr/local") (assoc-ref outputs "out")))))
 285          (replace 'build
 286            (assoc-ref gnu:%standard-phases 'build))
 287          (replace 'check
 288            (lambda args
 289              ((assoc-ref gnu:%standard-phases 'check)
 290               #:test-target "test")))
 291          (replace 'install
 292            (assoc-ref gnu:%standard-phases 'install)))))
 293     (native-search-paths
 294      ;; Newsboat respects CURL_CA_BUNDLE.
 295      (list (search-path-specification
 296             (variable "CURL_CA_BUNDLE")
 297             (file-type 'regular)
 298             (separator #f)                        ;single entry
 299             (files '("etc/ssl/certs/ca-certificates.crt")))))
 300     (home-page "https://newsboat.org/")
 301     (synopsis "Text-mode RSS and Atom feed reader with podcast support")
 302     (description "Newsboat is a feed reader for @dfn{RSS} and @dfn{Atom}, XML
 303 formats widely used to transmit, publish, and syndicate news or blog articles.
 304 It's designed for use on text terminals, and to have a coherent and easy-to-use
 305 interface that might look familiar to @command{mutt} or @command{slrn} users.
 306
 307 Newsboat supports OPML import/exports, HTML rendering, podcasts (with
 308 @command{podboat}), off-line reading, searching and storing articles to your
 309 file system, and many more features.")
 310     (properties '((release-monitoring-url . "https://newsboat.org/news.atom")))
 311     (license (list license:gpl2+        ; filter/*
 312                    license:expat))))    ; everything else
 313
 314 (define-public newsboat-2.13
 315   (package
 316     (inherit newsboat)
 317     (version "2.13")
 318     (source
 319      (origin
 320        (method url-fetch)
 321        (uri (string-append "https://newsboat.org/releases/" version
 322                            "/newsboat-" version ".tar.xz"))
 323        (sha256
 324         (base32
 325          "0pik1d98ydzqi6055vdbkjg5krwifbk2hy2f5jp5p1wcy2s16dn7"))))
 326     (build-system gnu-build-system)
 327     (native-inputs
 328      `(,@(fold alist-delete (package-native-inputs newsboat)
 329                '("asciidoctor" "openssl"))
 330        ;; For building documentation.
 331        ("asciidoc" ,asciidoc)))
 332     (inputs
 333      (modify-inputs (package-inputs newsboat)
 334        (replace "json-c" json-c-0.13)))
 335     (arguments
 336      '(#:phases
 337        (modify-phases %standard-phases
 338          (delete 'configure)            ; no configure script
 339          (add-after 'build 'build-documentation
 340            (lambda _
 341              (invoke "make" "doc"))))
 342        #:make-flags
 343        (list (string-append "prefix=" (assoc-ref %outputs "out")))
 344        #:test-target "test"))))
 345
 346 (define-public liferea
 347   (package
 348     (name "liferea")
 349     (version "1.13.4")
 350     (source
 351      (origin
 352        (method git-fetch)
 353        (uri (git-reference
 354              (url "https://github.com/lwindolf/liferea/")
 355              (commit (string-append "v" version))))
 356        (file-name (git-file-name name version))
 357        (sha256
 358         (base32 "1g9463bvswsm899j6dfhslcg6np70m5wq143mjicr24zy8d17bm7"))))
 359     (build-system glib-or-gtk-build-system)
 360     (arguments
 361      `(#:configure-flags
 362        (list
 363          "--disable-static")
 364        #:phases
 365        (modify-phases %standard-phases
 366          (add-before 'configure 'prepare-build-environment
 367            (lambda* (#:key inputs #:allow-other-keys)
 368              ;; Workaround for https://github.com/lwindolf/liferea/issues/767.
 369              (setenv "WEBKIT_DISABLE_COMPOSITING_MODE" "1")))
 370          (add-after 'install 'wrap-gi-python
 371            (lambda* (#:key inputs outputs #:allow-other-keys)
 372              (let ((out               (assoc-ref outputs "out"))
 373                    (gi-typelib-path   (getenv "GI_TYPELIB_PATH"))
 374                    (python-path       (getenv "GUIX_PYTHONPATH")))
 375                (wrap-program (string-append out "/bin/liferea")
 376                  `("GI_TYPELIB_PATH" ":" prefix (,gi-typelib-path))
 377                  `("GUIX_PYTHONPATH" ":" prefix (,python-path))))
 378              #t)))))
 379     (native-inputs
 380      (list autoconf
 381            automake
 382            gettext-minimal
 383            `(,glib "bin")
 384            gobject-introspection
 385            intltool
 386            libtool
 387            pkg-config
 388            which))
 389     (inputs
 390      (list glib
 391            glib-networking
 392            gnome-keyring
 393            gsettings-desktop-schemas
 394            gstreamer
 395            json-glib
 396            libnotify
 397            libpeas
 398            libsecret
 399            libsoup-minimal-2
 400            libxml2
 401            libxslt
 402            pango
 403            python
 404            python-pycairo
 405            python-pygobject
 406            sqlite
 407            webkitgtk-with-libsoup2))
 408     (home-page "https://lzone.de/liferea/")
 409     (synopsis "News reader for GTK/GNOME")
 410     (description "Liferea is a desktop feed reader/news aggregator that
 411 brings together all of the content from your favorite subscriptions into
 412 a simple interface that makes it easy to organize and browse feeds.")
 413     (license license:gpl2+)))
 414
 415 (define-public rtv
 416   (package
 417     (name "rtv")
 418     (version "1.27.0")
 419     (source
 420       (origin
 421         (method url-fetch)
 422         (uri (pypi-uri "rtv" version))
 423         (sha256
 424          (base32 "0hvw426y09l3yzwv2zkb9hifpfbg9wd1gg0y3z3pxcli6n3ii2wl"))))
 425     (build-system python-build-system)
 426     (arguments
 427      '(#:phases
 428        (modify-phases %standard-phases
 429          (add-before 'check 'set-environment-variables
 430            (lambda* (#:key inputs #:allow-other-keys)
 431              (setenv "HOME" (getcwd))
 432              (setenv "TERM" "linux")
 433              (setenv "TERMINFO"
 434                      (search-input-directory inputs "share/terminfo"))))
 435          ;; Loading this as a library requires a controlling terminal, etc.
 436          (delete 'sanity-check))
 437        #:tests? #f)) ; tests fail: _curses.error: nocbreak() returned ERR
 438     (propagated-inputs
 439      (list python-beautifulsoup4 python-decorator python-kitchen
 440            python-requests python-six))
 441     (native-inputs
 442      (list ncurses
 443            python-coveralls
 444            python-coverage
 445            python-mock
 446            python-pylint
 447            python-pytest
 448            python-vcrpy))
 449     (home-page "https://github.com/michael-lazar/rtv")
 450     (synopsis "Terminal viewer for Reddit (Reddit Terminal Viewer)")
 451     (description
 452      "RTV provides a text-based interface to view and interact with Reddit.")
 453     (license (list license:expat
 454                    license:gpl3+)))) ; rtv/packages/praw
 455
 456 (define-public tuir
 457   (package
 458     (name "tuir")
 459     (version "1.29.0")
 460     (source
 461       (origin
 462         (method url-fetch)
 463         (uri (pypi-uri "tuir" version))
 464         (sha256
 465          (base32
 466           "06xb030ibphbrz4nsxm8mh3g60ld8xfp6kc3j6vi1k4ls5s4h79i"))))
 467     (build-system python-build-system)
 468     (arguments
 469      `(#:phases
 470        (modify-phases %standard-phases
 471          (delete 'sanity-check)         ; Tries to read environment variables.
 472          (replace 'check
 473            (lambda* (#:key tests? inputs outputs #:allow-other-keys)
 474              (add-installed-pythonpath inputs outputs)
 475              (when tests?
 476                (invoke "pytest")))))))
 477     (inputs
 478      (list python-beautifulsoup4 python-decorator python-kitchen
 479            python-requests python-six))
 480     (native-inputs
 481      (list python-coverage
 482            python-coveralls
 483            python-mock
 484            python-pylint
 485            python-pytest
 486            python-vcrpy))
 487     (home-page "https://gitlab.com/ajak/tuir")
 488     (synopsis "Terminal viewer for Reddit (Terminal UI for Reddit)")
 489     (description
 490      "Tuir provides a simple terminal viewer for Reddit (Terminal UI for Reddit).")
 491     (license (list license:expat
 492                    license:gpl3+))))    ; tuir/packages/praw
 493
 494 (define-public gfeeds
 495   (package
 496     (name "gfeeds")
 497     (version "0.16.2")
 498     (source (origin
 499               (method url-fetch)
 500               (uri
 501                (string-append
 502                 "https://gitlab.gnome.org/World/gfeeds/-/archive/" version
 503                 "/gfeeds-" version ".tar.bz2"))
 504               (sha256
 505                (base32
 506                 "05gwwzqfz29m477imd5vh84jfla1wnklwpc2sdxnqli72wg08fli"))))
 507     (build-system meson-build-system)
 508     (arguments
 509      `(#:phases
 510        (modify-phases %standard-phases
 511          (add-after 'unpack 'patch-mpv-path
 512            (lambda* (#:key inputs #:allow-other-keys)
 513              (substitute* "gfeeds/confManager.py"
 514                (("mpv") (search-input-file inputs "/bin/mpv")))
 515              #t))
 516          (add-after 'unpack 'patch-webkit2-version
 517            (lambda* (#:key inputs #:allow-other-keys)
 518              (substitute* "bin/gfeeds.in"
 519                (("gi\\.require_version\\('WebKit2', '4\\.0'\\)")
 520                 "gi.require_version('WebKit2', '4.1')"))))
 521          (add-after 'install 'wrap-gfeeds
 522            (lambda* (#:key outputs #:allow-other-keys)
 523              (wrap-program (string-append
 524                             (assoc-ref outputs "out") "/bin/gfeeds")
 525                `("PYTHONPATH" ":" prefix (,(getenv "GUIX_PYTHONPATH")))
 526                `("GI_TYPELIB_PATH" ":" prefix (,(getenv "GI_TYPELIB_PATH")))
 527                `("XDG_DATA_DIRS" ":" prefix (,(getenv "XDG_DATA_DIRS"))))
 528              #t)))))
 529     (native-inputs
 530      `(("glib:bin" ,glib "bin")
 531        ("gobject-introspection" ,gobject-introspection)
 532        ("gtk+:bin" ,gtk+ "bin")
 533        ("pkg-config" ,pkg-config)))
 534     (inputs
 535      (list glib
 536            gsettings-desktop-schemas
 537            gtk+
 538            hicolor-icon-theme
 539            libhandy
 540            mpv
 541            python
 542            python-beautifulsoup4
 543            python-dateutil
 544            python-feedparser
 545            python-html5lib
 546            python-listparser
 547            python-lxml
 548            python-pillow
 549            python-pygments
 550            python-pytz
 551            python-readability
 552            python-requests
 553            webkitgtk
 554            python-pygobject))
 555     (home-page "https://gfeeds.gabmus.org/")
 556     (synopsis "Easy-to-use GTK+ RSS/Atom feed reader")
 557     (description "Feeds is an RSS/Atom feed reader made with GTK+
 558 and it has an easy-to-use graphical user interface.")
 559     (license license:gpl3+)))