CUI &  DUI Themes / Skins List (alphabetically):

• 00.9_Foobar ~ www.deviantart.com/raknor/art/00-9-Foobar
• Adelina ~ www.deviantart.com/insnowflakes/art/Adelina
• Anagrama ~ www.deviantart.com/burnsplayguitar/art/Anagrama-Foobar
• Animus ~ performodule.com/2019/10/20/free-foobar2000-theme
• Artemis ~ www.deviantart.com/atarod/art/Artemis-1-1
• Ashen II ~ www.deviantart.com/burnsplayguitar/art/Ashen-II-Setup
• Atarod Green ~ www.deviantart.com/atarod/art/Atarod-Green-Beta
• Atheros ~ github.com/koushiroue/atheros
• AvAorange++ ~ www.deviantart.com/emoryy/art/AvAorange-1-1 (old)
• Azrael ~ www.blog.private-universe.net/2021/04/14/foobar2000-azrael-5-8-mod
• BarFIVE ~ www.deviantart.com/bjoershol/art/barFIVE
• Bella ~ www.deviantart.com/insnowflakes/art/Bella
• Black Eye ~ www.deviantart.com/canuckken/art/BlackEye-Foobar-2
• Black Night ~ www.deviantart.com/canuckken/art/Black-Night-For-Dark-Windows
• Blufoo ~ www.deviantart.com/canuckken/art/Blufoo-855312229
• Brubeck V5 ~ www.deviantart.com/canuckken/art/Brubeck-V5
• CaTRoX ~ www.deviantart.com/extremehunter1972/art/CaTRoX-1-April-2014
• CaTRoX QWR ~ github.com/TheQwertiest/CaTRoX_QWR (Recommended)
• Clay ~ www.deviantart.com/canuckken/art/Clay
• CompactOne ~ www.deviantart.com/tedgo/art/CompactOne-v1
• CUIGray ~ www.deviantart.com/acrox999/art/CUIGray-V1-foobar2000-Column-UI-Config
• Curacao ~ www.deviantart.com/br3tt/art/Curacao-v1-2a
• Damask ~ www.deviantart.com/so-kindly/art/foobar2000-Damask
• DarkOne 2.1 ~ www.deviantart.com/tedgo/art/DarkOne-v2-1
• DarkOne 3.1 ~ www.deviantart.com/tedgo/art/DarkOne-v3-1
• DarkOne 4 ~ www.deviantart.com/tedgo/art/DarkOne-v4 (Recommended)
• DarkOne4Mod ~ www.deviantart.com/tedgo/art/DarkOne4Mod-v1 (Recommended)
• Darkonev4-modded ~ www.deviantart.com/sv0911/art/Foobar2000-skin-Darkonev4
• DarkOne Equalizer ~ www.deviantart.com/markeight/art/DarkOne-Equalizer-DUI
• DarkOne Portable ~ github.com/t0ny54/foobar2000
• Dark Foob ~ www.deviantart.com/du22y/art/Dark-Foob
• DSAS ~ www.deviantart.com/nomnomking/art/DSAS-Durable-Superb-Allround-Sexy-Skin
• DUIFoon ~ www.deviantart.com/extremehunter1972/art/DUIFOON-1-1
• DUiTunes ~ www.deviantart.com/br3tt/art/DUiTunes-beta3
• Dust ~ www.deviantart.com/canuckken/art/Dusk-855306724
• Ebony And Ivory ~ vsthemes.org/en/skins/foobar2000/25896-ebony-and-ivory
• Elia ~ www.deviantart.com/jeannela/art/EliaTheme-Alpha-2021-01-31-for-foobar2000
• Eole ~ github.com/Ottodix/Eole-foobar-theme (Recommended)
• Eutropia ~ www.deviantart.com/dsync89/art/Eutropia-v1
• Flatty ~ www.deviantart.com/irrigati/art/Foobar2000-Flatty-Theme
• FlatWind ~ github.com/crlang/Foobar2000_FlatWind
• Flex ~ www.deviantart.com/raknor/art/Flex-Foobar-v-0-5
• FofR ~ www.fooblog2000.com/2007-06/fofr-version-09
• foo_silk ~ www.deviantart.com/matthijsb/art/foo-silk-4-0
• fooAero ~ www.deviantart.com/extremehunter1972/art/fooAero-CUI-v1-4-5
• fooAyian ~ www.deviantart.com/ayian/art/fooayian-1
• Fooband II ~ www.deviantart.com/canuckken/art/Fooband-II
• foobar_ncmpcpp_mod ~ www.deviantart.com/natyusha/art/foobar-ncmpcpp-mod
• foobar2000 Mod ~ www.deviantart.com/daywalkerxxx/art/foobar2000-Mod-V-2-0-Final
• Foobar BeatBlaster ~ www.deviantart.com/mire777/art/Foobar-BeatBlaster
• Foobar Coal ~ www.deviantart.com/canuckken/art/Foobar-Coal-855308266
• Foobar Circuit ~ www.deviantart.com/canuckken/art/Foobar-Circuit
• Foobar MS007 ~ www.deviantart.com/mire777/art/Foobar-MS007
• Foobarclover ~ www.deviantart.com/canuckken/art/Foobarclover
• Foobee ~ www.deviantart.com/canuckken/art/Foobee
• foobox (DUI) ~ github.com/dream7180/foobox-en
• fooBox 6 ~ www.deviantart.com/dramawake/art/foobox-6-foobar2000-CUI
• Foobrow ~ www.deviantart.com/robroboroi/art/Foobrow-by-FSP
• FooCar ~ www.deviantart.com/du22y/art/Foocar-New-482903700
• fooDeck ~ www.deviantart.com/cliffflip/art/FooDeck-v1-3
• fooFlip ~ www.deviantart.com/cliffflip/art/FooFlip-v0-1-1
• fooGlassic ~ www.deviantart.com/extremehunter1972/art/fooGlassic-1-0-8
• FooNight ~ www.deviantart.com/qwasio/art/FooNight-v1-1c
• FOONIX ~ www.deviantart.com/extremehunter1972/art/FOONIX-1-2-3
• fooRazor ~ www.deviantart.com/br3tt/art/fooRazor
• fooSimpleSkin ~ www.deviantart.com/dhabs0t/art/fooSimpleSkin-2
• FooSune ~ www.deviantart.com/sune80/art/FooSune-v-1
• footuner ~ github.com/smoralis/footuner
• Foo Tunes ~ www.deviantart.com/arnie77/art/Foo-Tunes
• FooXb ~ www.deviantart.com/macstew/art/FooXb
• fooXgen2.4 ~ www.deviantart.com/macstew/art/fooXgen2-4
• fooXgen3 ~ www.deviantart.com/macstew/art/fooXgen3
• fooXgen4 ~ www.deviantart.com/macstew/art/fooXgen4
• fooXGmini ~ www.deviantart.com/macstew/art/fooXGmini
• Fusion ~ drive.google.com/file/d/1JXHye3qGOgkwhisZ9EDlVLrvf2DsToQ
• GaB ~ www.deviantart.com/nkoath/art/GaB-Gray-and-Blue-v1
• Gehu ~ vsthemes.org/en/skins/foobar2000/25035-gehu
• Georgia ~ github.com/kbuffington/Georgia (recommended)
• Georgia Reborn ~ github.com/TT-ReBORN/Georgia-ReBORN (recommended)
• GrayNGreen ~ www.deviantart.com/dasgluk/art/GrayNGreen-v1-04
• HEISEIKISEKI ~ www.deviantart.com/heiseikiseki/art/Foobar2000-Theme-HEISEIKISEKI
• HiFoo ~ www.deviantart.com/br3tt/art/HiFoo-v1-7-5
• High Contrast ~ www.deviantart.com/canuckken/art/High-Contrast
• High Contrast II ~ www.deviantart.com/canuckken/art/High-Contrast-II
• GZ LOOK ~ www.deviantart.com/goldzul/art/GZ-LOOK-v1-2-fcl-N-COMPONENT
• IBIZA ~ www.deviantart.com/br3tt/art/IBIZA-foobar-config
• Ifooyou ~ www.deviantart.com/canuckken/art/Ifooyou-855308042
• Iluvfoo II ~ www.deviantart.com/canuckken/art/Iluvfoo-II-855310113
• lPrO CE~  www.deviantart.com/lucdms/art/Foobar-lPrO-Clean-Edition-by-KiN4
• lPrO SE ~ www.deviantart.com/lucdms/art/Foobar-lPrO-Special-Edition-Knuckles
• ltConfig ~ www.deviantart.com/lithtech/art/ltConfig-v3
• JAM 2 ~ www.deviantart.com/cliffflip/art/JAM-2-HD-v2-7-2
• JAM 2 4K ~ www.deviantart.com/cliffflip/art/JAM-2-4K-v2-8-3
• JAM3 ~ www.deviantart.com/cliffflip/art/JAM3-for-foobar2000-v3
• JAM 4K ~ www.deviantart.com/cliffflip/art/JAM-4K-v1
• Kameleon ~ www.deviantart.com/br3tt/art/Kameleon-v1
• kanon ~ gitlab.com/Olivki/kanon-foobar2000
• LA NOIRE ~ hydrogenaud.io/index.php/topic,124489.0 (recommended)
• Licorice ~ www.deviantart.com/lassekongo83/art/Simple-Licorice-Foobar2k-Setup
• LITERATURE ~ www.deviantart.com/razor-87/art/DUI-Theme-1-1-Final-2021
• Mendoan ~ www.deviantart.com/ataze/art/Mendoan-Foobar-Skin
• Metro ~ www.deviantart.com/fanco86/art/FB2k-theme
• Metro Light ~ forum.foobar2000.com/forum/…Skin-Metro-UI-(Light-Theme)
• Metro Dark ~ forum.foobar2000.com/forum/…Skin-Metro-UI-(Dark-Theme)
• Midnight ESPlaylist ~ www.deviantart.com/lukaskokoska/art/Midnight-Foobar2000-EsPlaylist
• Minifoo ~ www.deviantart.com/canuckken/art/Minifoo-V2-Revision-2
• Minifoo Extended ~ www.deviantart.com/canuckken/art/Minifoo-Extended-Revison-2
• Minimo! ~ www.deviantart.com/pedro9666/art/Minimo-V1-4-For-Foobar
• MintJam ~ www.deviantart.com/dsync89/art/mintJam-v1-0-A-Darkone-musiakarte-mod
• Modern Classic RGB ~ www.reddit.com/r/foobar2000/…/modern_classic_rgb
• MonoLite Plus ~ www.deviantart.com/junior-spirit/art/MonoLite-Plus-0-4-3
• MonoLite Plus Mod ~ www.deviantart.com/inappropriatenudging/art/MonoLite-Plus-Mod
• Monolite Plus Mod v5 ~ www.deviantart.com/inappropriatenudging/art/Monolite-Plus-Mod-v5
• Mnlt2 ~ www.deviantart.com/fanco86/art/Mnlt2
• Mnlt2 Mod ~ www.deviantart.com/radecke/art/foobar2000-Mnlt2-Mod
• Mnlt2 Plus ~ www.deviantart.com/inhiblon/art/Foobar-Mnlt2-Plus-2-0
• Neutron + Black ~ www.deviantart.com/makary4/art/Foobar2000-skin-Neutron-Black (recommended)
• ncmpcpp-2k-rw ~ github.com/johngohrw/ncmpcpp-2k-rw
• NekoRoX ~ github.com/catlinman/foobar2000
• Nightlife2 Mod ~ www.deviantart.com/celroid/art/Foobar-Nightlife2-Mod-by-Hyu-v1
• Nocturne ~ www.deviantart.com/dsync89/art/Nocturne-V1
• Notes 2k Foobar ~ www.deviantart.com/canuckken/art/Notes-2k-Foobar
• Nuala ~ www.deviantart.com/arnie77/art/Nuala-V-1-get-it-now
• OBLIQ ~ www.deviantart.com/undefinist/art/OBLIQ-for-foobar2000
• Ocean Theme ~ www.deviantart.com/canuckken/art/Ocean-Theme
• Officefoo ~ www.deviantart.com/canuckken/art/Officefoo
• Okeanic ~ github.com/D221/Okeanic
• Old School Green ~ drive.google.com/drive/folders/1Uv5Ed1lEA5VXQFpx61DLRsLBMOUGYtFv
• Osaka Underground ~ www.deviantart.com/scrummble/art/Osaka-Underground-1-1-1
• Pandora ~ www.deviantart.com/atarod/art/Pandora-Box-EX-1-6-28-Oct-2017-Foobar2000
• Porcelain Mod ~ www.deviantart.com/benjamin8228/art/Porcelain-Mod
• Purple Haze ~ www.deviantart.com/canuckken/art/Purplehaze-V2
• Rainmeter ~ visualskins.com/skin/foobar2000-player
• Rakim ~ www.deviantart.com/jaimicvs/art/Rakim
• Rustfoo ~ www.deviantart.com/canuckken/art/Rustfoo
• Rustic Fall ~ www.deviantart.com/canuckken/art/Rustic-Fall
• Screenshot ~ www.deviantart.com/sv0911/art/Foobar2000-Screenshot-v2-dark
• Shine ~ www.deviantart.com/raknor/art/Shine-Foobar-v-0-1
• Silent Night ~ www.deviantart.com/arnie77/art/Silent-Night-V-6
• Simple ~ www.deviantart.com/br3tt/art/Simple-DefaultUI-config
• Simple Nord Color ~ www.deviantart.com/evebon/art/Simple-Nord-Color
• Simplic ~ www.deviantart.com/canuckken/art/Simplic
• Slate ~ www.deviantart.com/br3tt/art/Slate-1-2
• Slides ~ www.deviantart.com/sub13vegan/art/Slides-1-9-4-foobar2000-Skin
• Snow White ~ www.deviantart.com/insnowflakes/art/Snow-White
• Snowflakes ~ www.deviantart.com/insnowflakes/art/Snowflakes-v2
• Spotifoo ~ www.deviantart.com/br3tt/art/Spotifoo-1-3-1
• Star Gazer ~ www.deviantart.com/canuckken/art/Star-Gazer
• StrigUI ~ www.reddit.com/r/foobar2000/comments/b12ka4/strigui20_dui
• Sultry ~ www.deviantart.com/canuckken/art/Sultry-Updated
• TECH ~ www.deviantart.com/br3tt/art/TECH-v1-5-2
• Tek Syndicate ~ www.youtube.com/watch?v=ENEdaqrexwM
• TripleQ ~ github.com/raphaelquast/foobar2000_TripleQ (recommended)
• Ultrawide DUI Dark ~ www.reddit.com/r/foobar2000/woueaq/ultrawide_dui_dark_theme_20
• Violet Exoplanet ~ github.com/GemedetAdept/violet_exoplanet (recommended)
• Windows 10 ~ www.deviantart.com/canuckken/art/Windows-10
• WMP 12 ~ www.deviantart.com/nrossow/art/WMP-12
• Xch4nge ~ www.deviantart.com/br3tt/art/Xch4nge
• Xchange 360 ~ www.deviantart.com/br3tt/art/Xchange-360
• Xchange 360 Resurrected ~ gofile.io/?c=rOmak1
• Yin-Yang ~ www.deviantart.com/br3tt/art/Yin-Yang-v0-9-2
• YouTube Radio ~ www.deviantart.com/mire777/art/Foobar-Youtube-Radio
• Zetro ~ www.deviantart.com/anonymousgrafix/art/Zetro-v3-0-Discontinued
• Zetro-Piatto ~ www.deviantart.com/anonymousgrafix/art/Zetro-Piatto-Discontinued
• Zetro XX ~ www.deviantart.com/dantenopolis/art/Zetro-XX-Foobar2000-Skin
• ZiX ~ www.deviantart.com/gasdaumin/art/ZiX-Skin

Mobile Themes:

blue3, MetroUI (Dark/Light), Orange, Purple, Wide & Wood ~ hydrogenaud.io/index.php?topic=120199.0
DarkX ~ github.com/smoralis/DarkX
LightX ~ github.com/smoralis/LightX
NewMoon ~ hydrogenaud.io/index.php/topic,123806.0
NightOwl ~ hydrogenaud.io/index.php/topic,123235.0
Simple Dark ~ github.com/mkmark/foobar2000-mobile-skin-Simple-Dark

Resources:

github.com/topics/foobar2000-theme
www.deviantart.com/tag/foobar2000
www.youtube.com/watch?v=wyAhf-Dof-Q

Themes MIA:

Ashen ~ http://www.deviantart.com/lukaskokoska/art/Ashen-Foobar (missing)