For users who want to install and manage ComfyUI with add-ons and custom nodes easily on Windows and Linux, then download the right models and LoRAs without guesswork.
Think of it as:
- A built-in ComfyUI installer for desktop workflows
- A curated model and LoRA catalog matched to your hardware tiers
- A one-click downloader that places assets into the correct ComfyUI folders
- Models tab reworked with multi-select downloads, search, and a queued selection flow
- Model destination feedback is clearer, especially when using a shared models folder
- Custom ComfyUI startup options can now be added, saved, and cleared in-app
- Live runtime console added with filtering and easier-to-scan output when ComfyUI is launched from Arctic Helper
- UI and update reliability improved with cleaner dropdowns, better model list layout, and a fix for Windows managed-install tag updates
- 🛠️ ComfyUI install module with uv-managed Python plus selectable add-ons and custom nodes
- 🧠 Automatic GPU-aware install profiles for NVIDIA CUDA and supported AMD ROCm setups
- 🧭 Guided AMD/ROCm onboarding with distro-aware Linux setup help, readiness checks, and clearer setup feedback
- 🚩 Flexible launch controls with a dedicated Flags section for runtime options like
--listen, SageAttention, and FlashAttention - 🧠 Tier-aware catalog that filters by your GPU VRAM and system RAM
- 📦 Auto-dependency downloads for text encoders, CLIPs, upscalers, and other required files
- 🗂️ Smart file placement into the correct ComfyUI subfolders
- 📈 Live download progress with active and completed transfer tracking
- 🔐 Optional Civitai token support for authenticated LoRA downloads
- 🖼️ LoRA preview and metadata in-app, including description, triggers, and creator link
- ♻️ Auto-update support through the GitHub Releases manifest
- 🧵 System tray controls to start or stop ComfyUI even when the main window is hidden
Inside the ComfyUI tab, you can:
- Select a base folder and install a fresh ComfyUI instance
- Manage an existing ComfyUI installation
- Use automatic Torch and accelerator recommendations based on detected NVIDIA or supported AMD GPU hardware
- Override the Torch stack manually from a dropdown
- Configure launch-time flags like
--listen, SageAttention, and FlashAttention separately from install-time add-ons - Toggle add-ons and custom nodes from the UI
- SageAttention
- SageAttention3 (RTX 50-series only)
- FlashAttention
- InsightFace
- Nunchaku
- Trellis2 (requires Torch 2.8.0 + cu128 or newer)
- Pinned Memory (enabled by default)
- comfyui-manager
- ComfyUI-Easy-Use
- rgthree-comfy
- ComfyUI-GGUF
- comfyui-kjnodes
- Download the latest package from this repo's Releases page:
- Windows:
.exe - Ubuntu / Debian / Linux Mint:
.deb - Fedora:
.rpm - Arch Linux: install from AUR:
arctic-comfyui-helper-bin - Flatpak:
.flatpak
- Windows:
- Install it based on your distribution:
- Windows:
- No installation needed. Run the
.exedirectly.
- No installation needed. Run the
- Ubuntu / Debian / Linux Mint:
sudo apt install ./arctic-comfyui-helper_*.deb
- Fedora:
sudo dnf install ./arctic-comfyui-helper-*.rpm
- Arch Linux:
yay -S arctic-comfyui-helper-bin- Or with paru:
paru -S arctic-comfyui-helper-bin
- Flatpak:
flatpak install --user ./arctic-comfyui-helper-*-x86_64.flatpak
- Windows:
- Run the app. It is a standalone desktop app.
- In the ComfyUI tab, use Install New or Manage Existing if you want the app to install or manage ComfyUI itself.
- In Models or LoRAs, select your existing ComfyUI folder to download assets.
- Optional advanced logging: launch from terminal with
--nerdstatsExamples:.\Arctic-ComfyUI-Helper.exe --nerdstatson Windows,./Arctic-ComfyUI-Helper --nerdstatson Linux
That is it. Pick your setup, click, and the app handles the rest.
On startup, the app checks the latest update manifest from this repository's GitHub Releases.
If a newer version is found, the app downloads it, verifies the checksum, replaces the binary, and restarts.
- Latest NVIDIA or AMD drivers installed
- Internet connection for the catalog, model files, and optional installer tasks
- For some Civitai LoRAs, a valid Civitai API token
- If a LoRA says unauthorized, add your Civitai token in-app and save it
- If you run multiple ComfyUI installs, use the ComfyUI tab's install or manage mode and detected installs list
Open Issues -> New issue, then choose:
- Cross-Platform Bug Report for problems and errors
- Feature Request for ideas and improvements
Include:
- Platform and version, including Windows or Linux distro and version
- Package type used:
.exe,.deb,.rpm, or AUR packagearctic-comfyui-helper-bin - What you clicked
- What you expected
- What happened
- Any log lines shown in the app
- If possible, run with
--nerdstatsand include the exact terminal logs
Thanks to visualbruno for the Trellis2 wrapper: https://github.com/visualbruno/ComfyUI-Trellis2
Burce Boran 🎥 Asset Supervisor / VFX Artist | 🐧 Arctic Latent
This project is open source.
Development repositories: