external link check

Trilarion · Feb 14, 2024 · 624f284 · 624f284
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diff --git a/code/maintenance_entries.py b/code/maintenance_entries.py
@@ -296,23 +296,28 @@ def clean_backlog(self):
 
         print('backlog cleaned')
 
+
     def check_external_links(self):
         """
         Checks all external links it can find for validity. Prints those with non OK HTTP responses. Does only need to be run
         from time to time.
         """
 
         # regex for finding urls (can be in <> or in ]() or after a whitespace
-        regex = re.compile(r"[\s]<(http.+?)>|\]\((http.+?)\)[^\)]|[\s](http.+?)[\s,]")
+        # regex = re.compile(r"[\s]<(http.+?)>|\]\((http.+?)\)[^\)]|[\s](http.+?)[\s,]")
+        regex = re.compile(r"\s<(http.+?)>|\]\((http\S+)\)|\s(http[^\(]+?)[\s,^\)]|\s(http\S+?\(\S+?\))[\s,]")
 
         # ignore the following patterns (they give false positives here)
         ignored_urls = (
         'https://git.tukaani.org/xz.git', 'https://git.code.sf.net/', 'http://hg.hedgewars.org/hedgewars/',
         'https://git.xiph.org/vorbis.git', 'http://svn.uktrainsim.com/svn/openrails', 'https://www.srb2.org/',
-        'http://wiki.srb2.org/')
+        'http://wiki.srb2.org/', 'https://web.archive.org/web/', 'https://www.comunidadargentum.com/',
+        'http://www.argentumonline.com.ar/', 'https://www.atrinik.org/', 'https://mvnrepository.com/artifact/com.gitlab.bsarter.belote',
+        'http://aegidian.org/bb/index.php')
+        # especially the webarchive links will be checked separately
 
         # some do redirect, but we nevertheless want the original URL in the database
-        redirect_okay = ('https://octaforge.org/', 'https://svn.openttd.org/', 'https://godotengine.org/download')
+        redirect_okay = ('https://octaforge.org/', 'https://svn.openttd.org/', 'https://godotengine.org/download', 'http://drive.google.com/uc?export=download&id=1chP3Yrey-jWJBz9bRllmsKBPVgxysCFQ')
 
         # extract all links from entries
         import urllib3
@@ -344,9 +349,9 @@ def check_external_links(self):
                         if url.startswith('http://cvs.savannah.gnu.org:/sources/'):
                             url = 'http://cvs.savannah.gnu.org/viewvc/' + url[37:] + '/'
 
-                        # generally ".git" at the end is not working well, except sometimes
+                        # generally ".git" at the end is not working well, except sometimes it actually does
                         if url.endswith('.git') and not any((url.startswith(x) for x in (
-                        'https://repo.or.cz', 'https://git.tuxfamily.org/fanwor/fanwor'))):
+                        'https://repo.or.cz', 'https://git.tuxfamily.org'))):
                             url = url[:-4]
 
                         if url in urls:

diff --git a/entries/0_ad.md b/entries/0_ad.md
@@ -19,6 +19,4 @@ Engine is called Pyrogenesis.
 ## Building
 
 - Build system: CMAKE (NVTT), Custom (Makefile for FCollada, SpiderMonkey), Premake (engine)
-- Build instruction: https://trac.wildfiregames.com/wiki/BuildInstructions
-
-See [instructions](https://trac.wildfiregames.com/wiki/GettingStartedProgrammers)
+- Build instruction: https://web.archive.org/web/20230922073212/https://trac.wildfiregames.com/wiki/BuildInstructions
diff --git a/entries/annex_conquer_the_world.md b/entries/annex_conquer_the_world.md
@@ -1,6 +1,6 @@
 # Annex: Conquer the World
 
-- Home: https://web.archive.org/web/20200513025753/http://annexconquer.com/, https://bitbucket.org/annexctw/
+- Home: https://web.archive.org/web/20200513025753/http://annexconquer.com/, https://bitbucket.org/annexctw/workspace/projects/Annex
 - State: mature, inactive since 2014
 - Download: https://web.archive.org/web/20200130203822/http://annexconquer.com:80/downloads/
 - Platform: Windows, Linux

diff --git a/entries/argentum_online.md b/entries/argentum_online.md
@@ -1,8 +1,8 @@
 # Argentum Online
 
-- Home: https://www.comunidadargentum.com/ (Spanish), http://www.argentumonline.com.ar/ (Spanish), https://sourceforge.net/projects/morgoao/, https://github.com/argentumonline, https://github.com/ao-libre
+- Home: https://www.comunidadargentum.com/ (Spanish), https://www.ao20.com.ar/ (Spanish), https://sourceforge.net/projects/morgoao/, https://github.com/argentumonline, https://github.com/ao-libre
 - State: beta, inactive since 2014
-- Download: https://www.comunidadargentum.com/descargas/, https://sourceforge.net/projects/morgoao/files/
+- Download: https://github.com/ao-libre/ao-cliente/releases, https://sourceforge.net/projects/morgoao/files/
 - Keyword: role playing, 2D, multiplayer online + massive
 - Code repository: https://github.com/ao-libre/ao-server.git (@created 2018, @stars 50, @forks 44), https://github.com/ao-libre/ao-cliente.git @add (@created 2018, @stars 60, @forks 74), https://github.com/ao-libre/ao-worldeditor.git @add (@created 2020, @stars 5, @forks 10), http://morgoao.cvs.sourceforge.net/ (cvs)
 - Code language: Visual Basic

diff --git a/entries/aussenposten.md b/entries/aussenposten.md
@@ -2,7 +2,7 @@
 
 - Home: https://web.archive.org/web/20200206173823/http://aussenposten.gamejs.org/, https://forum.freegamedev.net/viewtopic.php?t=5910&p=64059
 - State: beta, inactive since 2015
-- Download: http://aussenposten.gamejs.org/download.html
+- Download: https://web.archive.org/web/20221206081951/http://aussenposten.gamejs.org/download.html
 - Platform: Windows, Linux
 - Keyword: strategy, content open, real-time
 - Code language: JavaScript

diff --git a/entries/battle_tanks.md b/entries/battle_tanks.md
@@ -1,6 +1,6 @@
 # Battle Tanks
 
-- Home: https://btanks.sourceforge.net/blog/, https://sourceforge.net/projects/btanks/
+- Home: https://web.archive.org/web/20230514180915/https://btanks.sourceforge.net/blog/, https://sourceforge.net/projects/btanks/
 - State: mature, inactive since 2009
 - Download: https://sourceforge.net/projects/btanks/files/
 - Platform: Windows, Linux, macOS

diff --git a/entries/biniax.md b/entries/biniax.md
@@ -10,7 +10,7 @@
 - Code language: C
 - Code license: zlib
 
-See also https://packages.debian.org/search?keywords=biniax, https://play.google.com/store/apps/details?id=com.biniax.sdl
+See also https://packages.debian.org/search?keywords=biniax
 
 [Original Biniax](http://www.tuzsuzov.com/biniax/index1.htm), [Biniax mobile](http://biniax.com/mobile)
 

diff --git a/entries/blacknova_traders.md b/entries/blacknova_traders.md
@@ -14,6 +14,6 @@
 Web-based, multi-player space exploration game inspired by the popular BBS game of TradeWars.
 Fork is [Red Nova Traders](https://sourceforge.net/projects/rednova/), inactive since 2006.
 
-See also https://github.com/myprohost/BlackNovaTrader, https://github.com/Kambyses/BlackNova-Traders
+See also https://github.com/cheevauva/blacknovatraders, https://github.com/Kambyses/BlackNova-Traders
 
 ## Building
diff --git a/entries/blender_game_engine.md b/entries/blender_game_engine.md
@@ -15,4 +15,4 @@ Part of Blender.
 ## Building
 
 - Build system: CMake
-- Build instruction: https://wiki.blender.org/wiki/Building_Blender
+- Build instruction: https://developer.blender.org/docs/handbook/building_blender/
diff --git a/entries/caesaria.md b/entries/caesaria.md
@@ -1,6 +1,6 @@
 # CaesarIA
 
-- Home: https://bitbucket.org/dalerank/caesaria/overview, https://bitbucket.org/dalerank/caesaria/wiki/Home
+- Home: https://bitbucket.org/dalerank/caesaria/wiki/Home, https://web.archive.org/web/20181202070727/https://bitbucket.org/dalerank/caesaria/overview
 - Inspiration: Caesar 3
 - State: beta
 - Download: https://bitbucket.org/dalerank/caesaria/wiki/Releases

diff --git a/entries/empty_clip.md b/entries/empty_clip.md
@@ -1,10 +1,11 @@
 # Empty Clip
 
-- Home: https://github.com/jazztickets/emptyclip, https://emptyclip.sourceforge.net/, https://sourceforge.net/projects/emptyclip/
+- Home: https://empty-clip.gitlab.io/index.html, https://web.archive.org/web/20220502160228/https://emptyclip.sourceforge.net/, https://web.archive.org/web/20220420161918/https://sourceforge.net/projects/emptyclip/
 - State: mature
-- Platform: Linux
-- Keyword: role playing, 2D, shooter, top-down
-- Code repository: https://github.com/jazztickets/emptyclip.git (@created 2017, @stars 1, @forks 1), https://git.code.sf.net/p/emptyclip/code
+- Download: https://gitlab.com/empty-clip/code/-/releases
+- Platform: Windows, Linux
+- Keyword: action, 2D, role-playing, shooter, top-down
+- Code repository: https://gitlab.com/empty-clip/code.git
 - Code language: C++
 - Code license: GPL-2.0
 - Code dependency: SDL2

diff --git a/entries/floppy_birb.md b/entries/floppy_birb.md
@@ -1,6 +1,6 @@
 # Floppy Birb
 
-- Home: https://oojmed.com/floppy-birb/
+- Home: https://web.archive.org/web/20221108214423/https://oojmed.com/floppy-birb/
 - Inspiration: Flappy Bird
 - State: mature
 - Platform: Web

diff --git a/entries/fltk_recycling_game.md b/entries/fltk_recycling_game.md
@@ -1,6 +1,6 @@
 # FLTK Recycling Game!
 
-- Home: https://www.thregr.org/~wavexx/software/regame/
+- Home: https://www.thregr.org/wavexx/software/regame/
 - State: mature, inactive since 2014
 - Platform: Windows, Linux, macOS
 - Keyword: arcade, content open

diff --git a/entries/foobillard.md b/entries/foobillard.md
@@ -11,7 +11,6 @@
 - Developer: Florian Berger, Kein-Hong Man
 
 3D billiard game.
-http://foobillardplus.sourceforge.net/, https://packages.debian.org/search?keywords=foobillardplus
 
 ## Building
 

diff --git a/entries/freesynd.md b/entries/freesynd.md
@@ -1,6 +1,6 @@
 # FreeSynd
 
-- Home: https://freesynd.sourceforge.net/, https://sourceforge.net/projects/freesynd/
+- Home: https://freesynd.sourceforge.io/, https://sourceforge.net/projects/freesynd/
 - Inspiration: Syndicate
 - State: beta, inactive since 2017
 - Download: https://sourceforge.net/projects/freesynd/files/

diff --git a/entries/freetrain.md b/entries/freetrain.md
@@ -1,6 +1,6 @@
 # FreeTrain
 
-- Home: https://freetrain.sourceforge.net/, https://sourceforge.net/projects/freetrain/
+- Home: https://web.archive.org/web/20230212122201/https://freetrain.sourceforge.net/, https://sourceforge.net/projects/freetrain/
 - Inspiration: A-Train
 - State: beta, inactive since 2009
 - Download: https://sourceforge.net/projects/freetrain/files/

diff --git a/entries/game_editor.md b/entries/game_editor.md
@@ -1,8 +1,8 @@
 # Game Editor
 
-- Home: http://game-editor.com/Main_Page
+- Home: http://game-editor.com/static/Main_Page.html
 - State: mature, inactive since 2014
-- Download: http://game-editor.com/Download
+- Download: http://game-editor.com/static/Download.html
 - Platform: Windows, Linux, macOS, iOS
 - Keyword: framework, 2D, editor, engine
 - Code repository: https://github.com/game-editor/game-editor.git (@created 2013, @stars 25, @forks 18)

diff --git a/entries/garith.md b/entries/garith.md
@@ -1,6 +1,6 @@
 # Garith
 
-- Home: https://www.thregr.org/~wavexx/software/garith/
+- Home: https://www.thregr.org/wavexx/software/garith/
 - Inspiration: arithmetic, TuxMath
 - State: mature, inactive since 2013
 - Keyword: educational, content open, for kids

diff --git a/entries/ges-code.md b/entries/ges-code.md
diff --git a/entries/gilbert_and_the_doors.md b/entries/gilbert_and_the_doors.md
@@ -2,7 +2,7 @@
 
 - Home: https://sites.google.com/view/gilbert-and-the-doors
 - State: mature, inactive since 2018
-- Download: https://drive.google.com/uc?export=download&id=1Qgt-LmuLVRQ5yQ7Lg0QB61eZDoMnLTOl
+- Download: http://drive.google.com/uc?export=download&id=1chP3Yrey-jWJBz9bRllmsKBPVgxysCFQ
 - Platform: Windows, Linux
 - Keyword: platform, strategy, 2D, content open, side-scrolling
 - Code repository: https://gitlab.com/osgames/gilbert-and-the-doors.git (import of sources, @created 2019, @stars 1, @forks 0)

diff --git a/entries/gnome_chess.md b/entries/gnome_chess.md
@@ -2,7 +2,7 @@
 
 - Home: https://wiki.gnome.org/Apps/Chess
 - State: mature
-- Download: https://flathub.org/apps/details/org.gnome.Chess
+- Download: https://flathub.org/apps/org.gnome.Chess
 - Platform: Linux
 - Keyword: strategy, 2D, chess, content open
 - Code repository: https://gitlab.gnome.org/GNOME/gnome-chess.git

diff --git a/entries/goblin_camp.md b/entries/goblin_camp.md
@@ -1,6 +1,6 @@
 # Goblin Camp
 
-- Home: http://www.goblincamp.com/, https://web.archive.org/web/20151106001905/https://bitbucket.org/genericcontainer/goblin-camp
+- Home: https://www.goblincamp.com/, https://web.archive.org/web/20151106001905/https://bitbucket.org/genericcontainer/goblin-camp
 - Inspiration: Anno 1404, Dungeon Keeper, Dwarf Fortress
 - State: beta, inactive since 2012
 - Keyword: strategy, city, roguelike

diff --git a/entries/gods_deluxe.md b/entries/gods_deluxe.md
@@ -1,6 +1,6 @@
 # Gods Deluxe
 
-- Home: http://jotd.pagesperso-orange.fr/gods/index.html
+- Home: https://web.archive.org/web/20231001195258/http://jotd.pagesperso-orange.fr/gods/index.html
 - Inspiration: Gods
 - State: mature, inactive since 2020
 - Keyword: platform, remake, content free

diff --git a/entries/goldeneye_source.md b/entries/goldeneye_source.md
@@ -1,9 +1,10 @@
 # GoldenEye: Source
 
-- Home: http://geshl2.com/, https://www.moddb.com/mods/goldeneye-source
+- Home: https://www.geshl2.com/, https://www.moddb.com/mods/goldeneye-source
 - Inspiration: GoldenEye 007
 - State: mature, inactive since 2018
-- Keyword: remake, content open, first-person, multiplayer competitive + online, shooter
+- Download: https://www.geshl2.com/download/
+- Keyword: action, remake, content open, first-person, multiplayer competitive + online, requires original engine (?), shooter
 - Code repository: https://github.com/goldeneye-source/ges-code.git (@created 2014, @stars 188, @forks 25)
 - Code language: C++, C
 - Code license: GPL-3.0

diff --git a/entries/golly.md b/entries/golly.md
@@ -1,6 +1,6 @@
 # Golly
 
-- Home: https://golly.sourceforge.net/, https://sourceforge.net/projects/golly/
+- Home: https://golly.sourceforge.io/, https://sourceforge.net/projects/golly/
 - Inspiration: Game of Life
 - State: mature
 - Download: https://sourceforge.net/projects/golly/files/, https://play.google.com/store/apps/details?id=net.sf.golly

diff --git a/entries/gpl_arcade_volleyball.md b/entries/gpl_arcade_volleyball.md
@@ -1,9 +1,9 @@
 # GPL Arcade Volleyball
 
-- Home: https://gav.sourceforge.net/, https://sourceforge.net/projects/gav/
+- Home: https://web.archive.org/web/20230208004126/https://gav.sourceforge.net/, https://sourceforge.net/projects/gav/
 - Inspiration: Volleyball
 - State: beta, inactive since 2006
-- Download: https://gav.sourceforge.net/download.php, https://sourceforge.net/projects/gav/files/
+- Download: https://sourceforge.net/projects/gav/files/
 - Platform: Windows, Linux, macOS
 - Keyword: action, arcade, sports
 - Code repository: https://gitlab.com/osgames/gav.git (conversion of cvs, @created 2019, @stars 1, @forks 0), http://gav.cvs.sourceforge.net (cvs)

diff --git a/entries/gusanos.md b/entries/gusanos.md
@@ -1,6 +1,6 @@
 # GUSANOS
 
-- Home: https://gusanos.sourceforge.net/, https://sourceforge.net/projects/gusanos/
+- Home: https://web.archive.org/web/20221119005518/https://gusanos.sourceforge.net/, https://sourceforge.net/projects/gusanos/
 - Inspiration: Liero, Worms
 - State: beta, inactive since 2006
 - Download: https://sourceforge.net/projects/gusanos/files/

diff --git a/entries/heroes_of_wesnoth.md b/entries/heroes_of_wesnoth.md
@@ -3,7 +3,7 @@
 - Home: https://launchpad.net/heroesofwesnoth, https://sourceforge.net/projects/heroesofwesnoth/
 - State: beta, inactive since 2010
 - Keyword: strategy, turn-based
-- Code repository: https://code.launchpad.net/heroesofwesnoth (bzr), https://svn.code.sf.net/p/heroesofwesnoth/code (svn), https://gitorious.org/heroes-of-wesnoth/mainline.git (read-only)
+- Code repository: https://code.launchpad.net/heroesofwesnoth (bzr), https://svn.code.sf.net/p/heroesofwesnoth/code (svn)
 - Code language: C++
 - Code license: GPL-3.0
 - Developer: Jonan

diff --git a/entries/infiniminer.md b/entries/infiniminer.md
@@ -1,6 +1,6 @@
 # Infiniminer
 
-- Home: http://www.zachtronics.com/infiniminer/, https://code.google.com/archive/p/infiniminer/
+- Home: https://www.zachtronics.com/infiniminer/, https://code.google.com/archive/p/infiniminer/
 - Media: https://en.wikipedia.org/wiki/Zachtronics#Infiniminer
 - State: mature, inactive since 2016
 - Download: https://code.google.com/archive/p/infiniminer/source/default/source

diff --git a/entries/jake2.md b/entries/jake2.md
@@ -1,6 +1,6 @@
 # Jake2
 
-- Home: http://bytonic.de/html/jake2.html, https://sourceforge.net/projects/jake2/
+- Home: https://bytonic.de/html/jake2.html, https://sourceforge.net/projects/jake2/
 - Inspiration: Quake II
 - State: beta, inactive since 2006
 - Download: https://bytonic.de/html/download.html

diff --git a/entries/jsettlers.md b/entries/jsettlers.md
@@ -11,6 +11,6 @@
 - Developer: Alessandro D'Ottavio, Chad McHenry, colinwerner, generateui, Jeremy D. Monin, Luis Ramirez, Paul Bilnoski, Robert Thomas
 
 Web-based version of the board game Settlers of Catan written in Java.
-See also http://www.settlers-android-clone.com/, https://github.com/jsettlers/settlers-remake
+See also https://www.settlers-android-clone.com/, https://github.com/jsettlers/settlers-remake
 
 ## Building
diff --git a/entries/kmines.md b/entries/kmines.md
@@ -1,6 +1,6 @@
 # KMines
 
-- Home: https://kde.org/applications/games/org.kde.kmines, https://games.kde.org/game.php?game=kmines, https://docs.kde.org/stable5/en/kmines/kmines/index.html
+- Home: https://apps.kde.org/kmines/, https://docs.kde.org/stable5/en/kmines/kmines/index.html
 - Inspiration: Minesweeper
 - State: mature
 - Platform: Linux

diff --git a/entries/ksnakeduel.md b/entries/ksnakeduel.md
@@ -1,6 +1,6 @@
 # KSnakeDuel
 
-- Home: https://kde.org/applications/games/org.kde.ksnakeduel, https://packages.debian.org/search?keywords=ksnake
+- Home: https://apps.kde.org/ksnakeduel/, https://packages.debian.org/search?keywords=ksnake
 - Inspiration: Snake
 - State: mature
 - Keyword: puzzle, content open, skill

diff --git a/entries/ksudoku.md b/entries/ksudoku.md
@@ -1,6 +1,6 @@
 # Ksudoku
 
-- Home: https://kde.org/applications/games/org.kde.ksudoku, https://ksudoku.sourceforge.net/, https://sourceforge.net/projects/ksudoku/
+- Home: https://apps.kde.org/ksudoku/, https://ksudoku.sourceforge.net/, https://sourceforge.net/projects/ksudoku/
 - State: mature
 - Keyword: puzzle, content open, sudoku
 - Code repository: https://anongit.kde.org/ksudoku.git, https://svn.code.sf.net/p/ksudoku/code (svn old)

diff --git a/entries/meridian_59.md b/entries/meridian_59.md
@@ -1,6 +1,6 @@
 # Meridian 59
 
-- Home: http://meridian59.com/, https://meridian59.de/
+- Home: https://meridian59.com/, https://meridian59.de/
 - Media: https://en.wikipedia.org/wiki/Meridian_59
 - State: mature
 - Download: https://meridian59.com/play-now.php

diff --git a/entries/ogs_mahjong.md b/entries/ogs_mahjong.md
@@ -1,6 +1,6 @@
 # OGS Mahjong
 
-- Home: http://opengamestudio.org/en/game/ogs-mahjong-1.html, https://sourceforge.net/projects/osrpgcreation/
+- Home: https://opengamestudio.org/en/game/ogs-mahjong-1.html, https://sourceforge.net/projects/osrpgcreation/
 - Inspiration: Mahjong
 - State: mature, inactive since 2016
 - Download: https://sourceforge.net/projects/osrpgcreation/files/Mahjong/

diff --git a/entries/oolite.md b/entries/oolite.md
@@ -1,6 +1,6 @@
 # Oolite
 
-- Home: http://www.oolite.org/, http://wiki.alioth.net/index.php/Oolite_Main_Page, http://aegidian.org/bb/index.php
+- Home: http://www.oolite.org/, https://wiki.alioth.net/index.php/Oolite_Main_Page, http://aegidian.org/bb/index.php
 - Media: https://en.wikipedia.org/wiki/Oolite_(video_game)
 - Inspiration: Elite
 - State: mature

diff --git a/entries/open_surge.md b/entries/open_surge.md
@@ -1,6 +1,6 @@
 # Open Surge
 
-- Home: http://opensurge2d.org/, https://opensnc.sourceforge.net/home/index.php, https://forum.opensurge2d.org/, https://sourceforge.net/projects/opensnc/
+- Home: https://opensurge2d.org/, https://opensnc.sourceforge.net/home/index.php, https://forum.opensurge2d.org/, https://sourceforge.net/projects/opensnc/
 - Inspiration: Sonic the Hedgehog series
 - State: beta
 - Download: https://opensurge2d.org/#download, https://forum.opensurge2d.org/viewtopic.php?id=1931, https://opensnc.sourceforge.net/home/download.php

diff --git a/entries/open_yahtzee.md b/entries/open_yahtzee.md
@@ -1,9 +1,9 @@
 # Open Yahtzee
 
-- Home: http://www.openyahtzee.org/, https://sourceforge.net/projects/openyahtzee/
+- Home: https://www.openyahtzee.org/, https://sourceforge.net/projects/openyahtzee/
 - Inspiration: Yahtzee
 - State: mature, inactive since 2016
-- Download: http://www.openyahtzee.org/wiki/download/, https://sourceforge.net/projects/openyahtzee/files/
+- Download: https://www.openyahtzee.org/wiki/download/, https://sourceforge.net/projects/openyahtzee/files/
 - Platform: Windows, Linux
 - Keyword: strategy, dice
 - Code repository: https://git.code.sf.net/p/openyahtzee/code, https://gitlab.com/osgames/openyahtzee.git @add (@created 2019, @stars 1, @forks 0)

diff --git a/entries/openitg.md b/entries/openitg.md
@@ -1,6 +1,6 @@
 # OpenITG
 
-- Home: http://openitg.gr-p.com/, https://github.com/openitg/openitg/wiki
+- Home: https://openitg.gr-p.com/, https://github.com/openitg/openitg/wiki
 - Inspiration: StepMania
 - State: beta, inactive since 2017
 - Platform: Linux