Unreal Engine
Day-one Studio host. The plugin provides graphics, input, files, networking and audio against the core’s backend interfaces.
The UI engine
that speaks web.
Real HTML/CSS/JS, rendered by your engine.
Coming to Unity Asset Store · FAB Enterprise & console licensing →
From Studio
to the engine.
Follow one interface from HTML, CSS, and JavaScript source to the draw list rendered by Unreal Engine, Unity, and a custom C++ host.
Change the padding.
Skip the rebuild.
Write it like the web: Mako UI parses standard HTML/CSS/JS, runs layout and styling through an optimized C++ pipeline, and outputs a flat draw list of GPU-ready vertices your engine renders with its own graphics API.
Designed by designers.
Rebuilt by engineers.
Mako UI Studio edits the exact .html/.css/.js your game runs:
source of truth, minimal diffs. Start from scratch, sync frames from Figma, or
draft the first pass with the Mako Agent. Then refine it all on a WYSIWYG stage
with an animation timeline.
Loading the Mako UI Studio shell…
- Timelinestates, actions and animation authored on tracks
- WYSIWYG stageselect, move, resize, align on the live document
- Breakpointsdevice presets, safe areas, scoped overrides
- Figma syncframes flow into real markup, not exports
- Components & tokensvariants, classes, themes, propagation
- Trustdiff preview, undo journal, autosave, file locks
Your engine renders.
Mako computes.
One C++ core owns DOM, cascade, layout and script. Your engine implements the backend interfaces and draws one flat list. No embedded browser, no surprise GC.
hud.html
hud.css · hud.js
C++ core
DOM · cascade · layout
DrawList
GPU-ready vertices
your renderer
Unity 6
Built and tested against Unity 6. URP 17+ on the RenderGraph API and a dedicated HDRP 12+ render path.
Custom engines
Implement IRenderBackend and IPlatformBridge, feed input,
draw the list. The core stays engine-agnostic.
A web stack,
not a wrapper.
A large, game-oriented subset of the real platform: measured, documented, debuggable with the tools you already know.
- 228
- CSS properties supported, of 274 tracked in the cascade
- <video>
- WebM: AV1, VP8, VP9 with GPU YUV upload
- <audio>
- Opus, Vorbis, FLAC, WAV; host formats pluggable
- <iframe>
- src & srcdoc, sandboxed, isolated JS realm per frame
- groups
- several UIs in one game, assets shared, state isolated
- canvas 2D
- GPU-accelerated drawing surface
- 3D viewport
- engine scenes embedded inside the document
- MSDF
- crisp text at any scale, CJK wrapping, bidi controls
- blur
- backdrop-filter, like the panel you are reading
- CDP
- Chrome DevTools protocol: inspect, profile, debug live
- hot reload
- edit the files, watch the running UI follow
- textures
- compressed uploads, atlases, SVG parsed once per group
The water is deep.
We’ll bring the light.
Mako UI is in private distribution with partner studios today. The waitlist is where public access begins: first builds, launch pricing, and the Studio beta.
Coming to Unity Asset Store and FAB at launch.