Silk lets users make generative drawings with mirrored and spiral effects, then save and share their images.
Uji
Uji offers a minimalist generative art tool controlled with buttons and sliders.
About Uji
Uji is a generative art tool controlled with buttons and sliders. It includes an undo function to restore work from a previous session.
It can download drawings as lossless PNG or 90%-quality JPEG images. It can also export line geometry as SVG or JSON; SVG output is black lines on a transparent background without colors, blend modes, or blurry shadows. A share link and downloaded image filenames preserve the selected options.
Key features
- Generate drawings with buttons and sliders
- Restore previous work with undo button
- Download drawings as PNG or JPEG images
- Export line geometry as SVG for pen plotting
- Export line geometry as JSON list of segments
- Share link that reproduces selected options
Best for: People who want to make generative line drawings for on-screen use or pen plotting.
Good for
- Controlled with buttons and sliders
- Exports to PNG, JPEG, SVG, and JSON
- Share links reproduce the same drawing for others
Watch out for
- SVG export is black lines only, without colors, blend modes, or shadows
Uji at a glance
- Website
- ghpages.noahdoersing.com/uji
- Category
- Lifestyle & Hobbies › Fun & Interesting Sites
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Uji alternatives
Tools and sites you could use instead, ranked by how closely they match.
MandalaGaba is a free online tool for creating, sharing and collaborating on mandalas, drawings and sketches.
Turtletoy lets users create hand-coded, plottable art online through a JavaScript Turtle graphics API.
MandalaGaba lets users create, share and collaborate on mandalas, sketches and digital drawings.
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Uji FAQ
What export formats does Uji support?
PNG lossless images, JPEG images at 90% quality, SVG line geometry, and JSON line geometry.
Does SVG export keep colors and effects?
No. It is black lines on a transparent background, without colors, blend modes, or blurry shadows.
How can I share my drawing settings?
Use the share link to show others the same drawing. Downloaded image filenames also contain the options.
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