cloudblenderrender — Blender 4.4 GPU rendering

Blender 4.4 LTS with Cycles GPU rendering enabled — interactive (via noVNC) or headless CLI renders over SSH.

Image tag

docker.io/manvarharsh/cloudblenderrender:cuda12

What’s in this image

Base: nvidia/cuda:12.4.1-cudnn-devel-ubuntu22.04
Blender 4.4 LTS with Cycles GPU (CUDA + OptiX)
noVNC + x11vnc + Xvfb + openbox
OpenSSH server
No JupyterHub — use noVNC for the GUI or SSH for CLI

Default ports

Port	Service
22	SSH
6080	noVNC web desktop

Default workspace

/opt/blender/
├── projects/   # .blend files
├── output/     # rendered frames
└── scripts/    # Python render scripts

Use cases

Interactive Blender editing via the browser
Headless batch rendering (blender -b scene.blend -o //output/frame_##### -f 1)
Render farms with multiple pods
Python-scripted procedural generation

Environment variables

Variable	Description
`ENABLE_SSH`	Enable SSH server
`ENABLE_VNC`	Enable noVNC web desktop
`VNC_PORT`	Override noVNC port (default 6080)
`VNC_RESOLUTION`	Display resolution (default `1920x1080`)
`VNC_PASSWORD`	Optional VNC password
`SSH_PUBLIC_KEY`	Public key for SSH

Persistence

Mount at /data. Put your .blend files under /data/projects/ and render output to /data/output/. Use the output-access workflow to download finished frames from the browser.