Ars Goetia Theme
Dark, transparent themes with blur for Zed. Five color palettes — Kimaris (purple+gold), Barbatos (red+rust), Gusion (green+plague), Vidar (blue+ice), Bael (monochrome) — each with a frosted glass variant. Colors sourced from black-metal-theme-neovim.
How to install
With Forge Super installed, the button above opens the app on this extension, where you press Install. Nothing is installed until you do.
You can also open the Extensions panel in the app and search for Ars Goetia Theme. The extension's id is ars-goetia-theme.
Don't have Forge Super yet? Download it here.
README
From the extension's repository, written by its authors and not by Mentenaz. See the source.
Ars Goetia
Dark, transparent themes with blur for Zed.
Five color palettes named after Gundam frames from Iron-Blooded Orphans, each with a frosted glass variant. All colors sourced from black-metal-theme-neovim.
Themes
Every theme comes in two modes:
- Regular --- neutral dark frosted glass
- Alt --- tinted frosted glass with a band-specific color
Kimaris
Noble knight. Purple for structure, gold for content.
#A8A1DE lavender keywords | #eecc6c gold strings | #e78a43 orange numbers | #756482 dusty purple brackets
Alt tint: Dark Funeral midnight blue (#060f23)

Barbatos
Savage berserker. Reds, rusts, oranges, golds.
#B04024 rust keywords | #f3ecd4 cream strings | #e78a43 orange types | #974b46 rust brackets
Alt tint: Thyrfing dark ember (#31120a)

Gusion
Crude pirate. Sickly greens, slates, olives.
#556677 slate keywords | #ddeecc pale green strings | #7799bb blue types | #556677 slate brackets
Alt tint: Windir dark green (#181c15)

Vidar
Cold avenger. Ice blues, moonlit slates, teal frost.
#5E77A3 slate blue keywords | #d0dfee ice strings | #7799bb blue types | #5f8787 teal brackets
Alt tint: Dark Funeral midnight blue (#060f23)

Bael
The origin. Stripped to bone. Grays, taupes, near-whites.
#c1c1c1 silver keywords | #eceee3 off-white strings | #a5aaa7 gray types | #9b8d7f taupe brackets
Alt tint: Marduk near-black blue (#060b12)

Install
From Zed Extensions (once published)
Open the command palette, search for "Ars Goetia", and install.
Dev install
- Clone this repo
- In Zed, open the command palette and run Extensions: Install Dev Extension
- Select the cloned directory
Transparency
All themes use background.appearance: blurred with transparent editor, toolbar, tab, panel, and terminal backgrounds. The blur effect requires macOS.
Opacity tiers
| Tier | Opacity | Usage |
|---|---|---|
| Clear | 0% | Editor, panels, toolbar, terminal |
| Edge | 13% | Borders, guides, separators |
| Soft | 33% | Search highlights, scrollbar, selections |
| Fill | 50% | Element backgrounds, subheaders |
| Hover | 67% | Hover and active states |
| Glass | 80% | Surface tint, status bar, title bar |
| Thick | 90% | Elevated surfaces, active tab, overlays |
Color origins
Every syntax color traces back to a black metal band's album art palette:
| Band | Colors |
|---|---|
| Bathory | #fbcb97 tan, #e78a43 orange |
| Burzum | #ddeecc pale green, #99bbaa sage |
| Darkthrone | #FFFFFF white |
| Dark Funeral | #d0dfee ice blue |
| Emperor | #A8A1DE lavender, #756482 dusty purple |
| Gorgoroth | #9b8d7f taupe |
| Immortal | #7799bb blue, #556677 slate |
| Impaled Nazarene | #DC2A22 red, #B29740 gold |
| Khold | #eceee3 off-white, #974b46 rust |
| Marduk | #a5aaa7 gray, #626b67 gray-green |
| Mayhem | #f3ecd4 cream, #eecc6c gold |
| Nile | #aa9988 tan, #777755 olive |
| Taake | #a29884 brown-gray, #83756a taupe |
| Thyrfing | #B04024 rust, #AF4C35 sienna |
| Venom | #f8f7f2 off-white, #fc302e red |
| Windir | #D9D98E khaki, #5E77A3 slate blue |
License
MIT