Line Art Generator
Free AI line art generator — one weight, everywhere, changeable.
Line art lives or dies on stroke consistency. Generating it as vector means the weight is an attribute rather than a decision baked into pixels — set it once for the whole drawing, change it later without redrawing anything. Every other tool on this search hands back a PNG, where the weight is already pixels.
stroke-width: 1
stroke-width: 2
stroke-width: 3
stroke-width: 4
Six steps
How to generate line art you can still edit.
- 01
Describe it, or start from a photo
Name the subject and add the style clause that does the work: single-weight line art, 2px uniform stroke, no fill, rounded caps. Or attach a photo up to 10 MB to work from instead.
- 02
Say no fill, explicitly
Left unstated, you get filled shapes with an outline rather than a drawing made of lines. Two words in the prompt save a select-all and a reset.
- 03
Check for the one path that is different
A single outlier stroke width is what makes a drawing look assembled rather than drawn. Select each path and read the value; it is faster than looking for it by eye.
- 04
Set the caps and joins together
Round caps and round joins read hand-drawn; butt caps and mitred joins read technical. Mixing them is the commonest reason line art looks subtly wrong.
- 05
Set one weight for the whole drawing
Select the group and set a single stroke-width. This is the step a raster line-art tool cannot offer at all — in a PNG the weight is already pixels.
- 06
Export for what will read it
A plotter or laser wants open paths at one weight. A print workflow may want the strokes converted to filled outlines. Decide before you send it, not after.
Starting from a photo
Interpreted, not traced — and the difference matters.
Most of what ranks for this search converts a photograph by finding its edges. This does something else, and it is better to know which you are getting before you upload anything.
What most tools on this page do
Edge detection. They find the contrast boundaries in your photograph and keep them, which reproduces the original faithfully and hands back a raster image at a fixed size.
What happens here instead
The photo is read and described, then a new drawing is generated from that description. It is an interpretation, not a trace — the composition follows your photo, the exact contours do not.
Which one you want
For a faithful outline of a specific face or a logo, use an edge-detection tool. For a clean line-art drawing of a subject, where you then want to change the weight and edit anchors, this route gives you something editable at the end.
Stroke reference
Six attributes, and the whole craft is in them.
Every one of these is editable after generation. Nothing about the line is fixed at the moment the file is written.
| Attribute | Values | Effect |
|---|---|---|
| stroke-width | 1 – 4 | The weight of the line. Uniform across the drawing unless you are deliberately varying it for emphasis. |
| stroke-linecap | butt · round · square | How an open end terminates. Round reads friendly and hand-drawn; butt reads technical and precise. |
| stroke-linejoin | miter · round · bevel | How two segments meet at a corner. Miter keeps sharp points; round softens them at every joint consistently. |
| stroke-miterlimit | 1 – 10 | Caps how far a sharp corner can spike out before it is bevelled instead. Raise it for very acute angles. |
| stroke-dasharray | e.g. 6 4 | Turns the line dashed. It is also the mechanism behind draw-on animation, paired with stroke-dashoffset. |
| vector-effect | non-scaling-stroke | Keeps the line the same visual weight however far the drawing is scaled. Essential for zoomable diagrams. |
Prompt template
Keep everything after the subject identical.
The style clause is what makes a series look like a series. Swap only the first phrase between runs and the rest of the drawing stays in family.
[subject], single-weight line art, 2px uniform stroke, round caps and joins, no fill, no shading, closed contours, centred composition, transparent background
- → mountain range with a lake
- → coffee plant in a pot
- → hand holding a compass
- → koi fish mid-turn
Where line art goes
Six places a stroke drawing is the right format.
Tattoo flash
Closed, unambiguous contours at a consistent weight. Scale to the body part without re-drawing anything.
Coloring pages
Bold outlines, no fills, generous enclosed areas. There is a dedicated guide for print specifics.
Engraving and etching
Machines follow paths. A single-weight stroke drawing maps directly to a tool path.
Pen plotters
An AxiDraw or similar draws exactly the paths in the file. Open paths, no fills, one weight.
Technical diagrams
Hairlines that stay hairlines at any zoom, with non-scaling-stroke doing the work.
Editorial spot art
One-weight line drawings sit alongside body text without competing with it.
Questions
Working with strokes.
- Is the line art generator free?
- A free account starts with a generation credit and no card, enough to produce a drawing and judge the line quality. Changing the weight, the caps, the joins and the colour costs nothing afterwards — credits are spent on generation only — and nothing comes back watermarked.
- Can I turn a photo into line art?
- You can start from one, but it is worth knowing how. Most tools ranking for this search use edge detection: they trace the contrast boundaries of your photograph and give you a faithful raster outline. Here the photo is read and described, then a new drawing is generated from the description — an interpretation rather than a trace. The composition follows your photo; the exact contours do not. For a faithful outline of a specific face, an edge-detection tool is the right choice.
- What is the difference from a line art generator that outputs PNG?
- In a PNG the stroke weight is already pixels, so it cannot be changed, only redrawn or resampled. Here it stays a number on a path. That is the whole argument: a tattoo scaled to a different placement, a plotter file at a different pen width, and a coloring page thickened for a younger child are all one attribute change rather than three regenerations.
- How do I get a genuinely uniform stroke weight?
- Say so in the prompt — "2px uniform stroke, no fill" — then verify in the editor. Select each path and check stroke-width, because a single outlier is what makes a drawing look assembled rather than drawn.
- Can I change the line weight after generating?
- Yes, and this is the main reason to use vector for line art. Select the group, set one stroke-width value, and the whole drawing rescales its weight without any loss.
- Can it do minimalist one-line art?
- Ask for "one continuous unbroken line, no lifts". True single-path continuity is difficult for any generator, so expect to join a few endpoints by hand with the pen tool — which the editor supports directly.
- Should I use stroke or a filled outline?
- Keep it as a stroke while you are working, because that is what lets you change the weight globally. Convert to filled outlines only if a downstream tool refuses to read strokes — some cutters and older print workflows do.
- Will the lines stay even when I scale it?
- A normal stroke scales with the drawing, which is usually what you want. Add vector-effect="non-scaling-stroke" when you want the line to stay visually constant regardless of zoom.
- Can I animate the line drawing itself?
- Yes. Set stroke-dasharray to the path length and animate stroke-dashoffset to zero, and the line draws itself on. The animation guide walks through it.