A free, local alternative to Nano Banana and Generative Fill. Brush an area, type the change, and your own GPU does the edit. One installer for Windows, Mac and Linux.
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デザインRust · TypeScriptGitHub @GabrieleLozuponeオンライン所有者未確認
Have you tried it? One tap is enough. No sign-in needed.
Edit photos by describing the change, on your own GPU. A free, open-source alternative to Nano Banana and ChatGPT image editing: photos stay on your computer, no daily limit. One installer for Windows, Mac and Linux sets up the best open model (Qwen-Image 2.1). MCP server for AI agents.
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Read the full README ↗https://github.com/user-attachments/assets/8851c580-99b9-432a-82be-b6d42fa9a749
Your computer with the graphics card makes the images; your phone, tablet or laptop uses Kokon in a browser. Nothing goes through a cloud, and there is no account. ▶ Watch the 0.11 video (77 s)
Other devices: open Settings → Other devices, set a password and scan the QR code with your phone. Add Kokon to the home screen and it opens like an app. Off until you turn it on; 5 wrong passwords make that device wait.
From anywhere: connect your devices with Tailscale or another VPN. Never open Kokon's port on your router.
As a server: kokon-service on a Linux box without a screen, or the Docker image for NVIDIA cards:
curl -fsSLO https://raw.githubusercontent.com/GabrieleLozupone/kokon/master/docker/compose.yaml
docker compose up -d
docker exec -it kokon kokon-service --set-password
Step by step: kokon.app/self-hosted · full reference: docs/remote-access.md and docs/docker.md.
Cloud editors made "edit a photo with a sentence" normal, but they upload your photos and limit how much you use them. Node-based tools run locally, but you build everything yourself. Kokon is simple and local: we make the technical choices (model, files, steps, memory), you make the edits.
| Kokon | ChatGPT, Gemini (Nano Banana) | Photoshop Generative Fill | ComfyUI | |
|---|---|---|---|---|
| Your photos stay on your computer | ✅ | ❌ uploaded | ❌ Adobe's cloud | ✅ |
| Free, no limits | ✅ it's your GPU | daily limits or subscription | subscription + credits | ✅ |
| Works offline | ✅ after setup | ❌ | ❌ | ✅ |
| Setup | one installer | an account | Creative Cloud | Python, nodes, model files |
| Who picks the model and settings | Kokon, tested for your GPU | the service | Adobe | you |
| Edit with one sentence | ✅ | ✅ | short prompt for a selection | after building a workflow |
Fair to say: cloud models run on data-center GPUs, so they can be faster and stronger on some edits. Kokon runs Qwen-Image 2.1, which leads the open-weights image-editing rankings, on the computer you already have. You need a 12 GB graphics card (8 GB in beta) or an Apple Silicon Mac, and the images are for non-commercial use because of the model's license.
Every image below was made by Kokon itself (no stock photos), first try with that seed. Prompts, seeds and times are in marketing/showcase/PROMPTS.md.
| Remove · paint the scooter · “the red scooter” | Replace · “Replace the yellow armchair with a deep green velvet sofa and hang an abstract painting above it” |
| Relight · “Make it a snowy winter night, warm light glowing from the cabin windows” | Restyle · “Turn it into a hand-painted watercolor illustration” |
| Text · “Change the gold sign text to ‘KOKON CAFÉ’” | Expand · 40 % left and right · “continue the rocky coastline and the turquoise sea” |
1. Download from the latest release:
Windows: Kokon_<version>_x64-setup.exe. Run it. It installs for your user only, so you don't need
administrator rights.
Mac (Apple Silicon, beta): Kokon_<version>_aarch64.dmg. Open it and drag Kokon to
Applications. The first time, macOS blocks it because the app is not notarized by Apple:
open System Settings → Privacy & Security and click Open Anyway, or run one Terminal
command if there is no such button (details).
Linux (x86-64, beta): Kokon_<version>_amd64.deb for Ubuntu, Debian and Mint, or
Kokon-<version>-1.x86_64.rpm for Fedora. Install it with your package manager, which also
pulls in the few libraries it needs:
sudo apt install ./Kokon_<version>_amd64.deb # Ubuntu 22.04+, Debian 12+, Mint 21+
sudo dnf install ./Kokon-<version>-1.x86_64.rpm # Fedora 40+
This is the beginning of the README. Read the rest at the original. Read the full README ↗