This is a list of native, open source GTK (3 and eventually 4) applications.
- Lollypop #python
- Melody / playmymusic #vala #granite
- elementary Music #vala #granite
- GNOME Music #python #gnome
- Rhythmbox #c #gnome
- Sonata #python
- GNOME Podcasts (ex Hammond) #rust #gnome #libhandy
- Vocal #vala #granite
- Cozy #python
- Shortwave upcoming successor to Gradio #rust #libhandy
- Gradio #vala
- Goodvibes #c
- radiotray-lite #c++
- Pithos for Pandora #python
- Parlatype #c
- Celluloid (ex GNOME MPV) #c
- Movie Monad #haskell
- GNOME Videos (Totem) #c #gnome
- Identity #rust
- GNOME Twitch #c
- media-toc #rust
- Gaupol #python
- Subtitle Editor #c++
- zrythm #c++
- Lyrebird voice changer based on sox #python
- Pitivi #python
- gydl #python
- Selene #vala
- Eolie #python
- GNOME Web (Epiphany) #c #gnome #libhandy
- luakit #c #lua
- hackup Hacker News client #vala #granite
- Cawbird (working fork of Corebird) for Twitter #vala
- Tootle for Mastodon #vala
- Social for Mastodon and Pleroma #rust
- Giara for Reddit #python #libhandy
- NaSC dual pane text based calculator (like Soulver) #vala
- Qalculate! GTK+ #c++
- balistica ballistics calculator #vala
- Dippi display DPI calculator #vala #granite
- Harvey color contrast calculator #vala
- GNOME Notes (Bijiben) #c #gnome
- Gnote Tomboy port #c++ #gnome
- Notejot sticky notes #vala #granite
- Notes-up #vala #granite
- Xournal++ handwriting notebook (with tablet pressure) #c++
- Notekit hierarchical markdown notetaking application with tablet support #c++
- RedNotebook #python
- Yishu todo.txt based #vala #granite
- Effitask todo.txt based #rust
- GNOME To Do #c #gnome
- Agenda #vala #granite
- Minder #vala #granite
- Planner #vala #granite
- Hourglass #vala #granite
- Tomato (pomodoro) #vala #granite
- hamster-gtk #python
- Timetrack #python
- Solanum (pomodoro) #rust
- Fractal #rust #libhandy
- gtkcord3 #go #libhandy
- Dialect (Google Translate) #python
- Transporter based on magic-wormhole #vala #granite
- Teleport based on Avahi (mDNS) #c
- Transmission #c
- Fragments uses libtransmission #vala
- Torrential alternative GUI on top of Transmission #vala #granite #libunity
- Syncthing-GTK UI for Syncthing #python
- Taxi FTP, SFTP, WebDAV, AFP #vala #granite
- Gnumeric #c
- Spice-up #vala #granite
- gImageView UI for tesseract #c++
- Paperwork #python
- GNOME Documents #gjs
- Shady shadertoy compatible GLSL live editor #vala
- Inkscape (GTK3 since 1.0) #c++
- Birdfont #vala
- SolveSpace #c++ #gl
- Horizon printed circuit board PCB design #c++ #gl
- Gaphor the simple modeling tool #python
- Drawing simple like mspaint #python
- GIMP (GTK3 in git: master) #c
- MyPaint (GTK3 in git: master) #python
- Effector GEGL filter app with a flow graph UI #vala
- Obfuscate simple redacting/censoring/blurring #rust
- Swappy quick screenshot editing for wlroots based compositors #c
- Darktable #c
- RawTherapee #c++
- Shotwell #vala #gnome
- LookBook system icon browser #vala #granite
- Icon Preview #vala
- Dynamic Wallpaper Editor for gnome xml files #python
- Galacritty (shameless plug :D) GTK version of Alacritty (not really maintained for now sorry) #rust
- Guake dropdown terminal #vte #python
- Tilix tiling and dropdown terminal #vte #d
- gnvim #rust
- neovim-gtk #rust
- nvim-pygtk3 #python
- Tau (ex gxi) #rust
- xi-gtk #vala
- gedit #c #gnome
- Geany #c
- Vulcan #vala
- elementary IDE not official elementary #vala #granite
- elementary Code #vala #granite
- NEd #nim
- GNOME Builder #c #gnome
- Anjuta #c #gnome
- Valama #vala
- GtkIDE.jl #julia
- DevDocs Desktop #python
- quickDocs #vala #granite
- Marker #c
- Showdown #vala
- Apostrophe #python
- markdown-rs #rust
- Quilter #vala #granite
- Gummi #c
- GNOME LaTeX (LaTeXila) #vala #gnome
- Setzer #python
- RegexTester #vala #granite
- GetIt #c
- GHex #c #gnome
- Imageburner for SD/USB #vala #granite
- Popsicle for SD/USB #rust
- GNOME MultiWriter for SD/USB #c #gnome
- Brasero for CD/DVD #c #gnome
- tv-renamer #rust
- MAT (Metadata Anonymization Toolkit) #python
- GtkHash #c
- Valawarden Bitwarden client #vala #granite
- PasswordSafe KeePass v4 format based #python #libhandy
- Passbook #python
- Gonepass 1Password vault viewer #c++
- Authenticator #python
- OTPClient #c
- BleachBit (GTK3 in git: modernization) #python
- GNOME Usage #vala #gnome
- CPU-X similar to CPU-Z #c
- sysctlview FreeBSD sysctl MIB tree explorer #c++
- GNOME Disk Usage Analyzer (Baobab) DaisyDisk style circle chart #vala #gnome
- pulse-flow PulseAudio config tool with a flow graph UI #vala
- doppler Redshift (f.lux / night light style screen color filter thingy) UI #rust
- Parceldude batch installer for Windows MSI packages #vala
- Feeds #python
- Liferea #c
- Coffee #vala
- News Flash #rust #libhandy
- Meteo #vala
- bitseater/Weather #vala
- GNOME Weather #gjs
- Nimbus #vala
- Workspaces #vala #granite