Options

Every option. The CLI takes them as flags, the app and the web app show them in the options form (the less common ones under Advanced), and profiles store them as JSON at the path shown. The same options give the same files in every front end.

Output

Applies to every pipeline.

Name

STEP part name (default: the file or text name), or the DXF block wrapping a sketch (default: no block).

Default	none
Values	Text or unset
CLI	--name on every command
App and web	Output › Name
Profile JSON	name
Pipelines	Sketch, Extrude, Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette, Text Sketch, Extruded Text

Vector art

How SVG and DXF files, and set text, are read, cleaned up and written as a sketch. Extrude uses them too.

Units

How to read unitless SVG coordinates: CSS pixels (96 per inch), millimeters or inches. For DXF input, mm or in overrides the file’s own units.

Default	CSS pixels (css)
Values	One of CSS pixels (css), Millimeters (mm), Inches (in)
CLI	--units on sketch, extrude, text, analyze, validate, preview
App and web	Size & units › Units
Profile JSON	sketch.units
Pipelines	Sketch, Extrude

Scale to width

Scale uniformly so the result is this many mm wide.

Default	none
Values	Number or unset, at least 0 mm
CLI	--width on sketch, extrude, text
App and web	Size & units › Scale to width
Profile JSON	sketch.width
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Scale to height

Scale uniformly so the result is this many mm tall. With a width too, it fits inside both.

Default	none
Values	Number or unset, at least 0 mm
CLI	--height on sketch, extrude, text
App and web	Size & units › Scale to height
Profile JSON	sketch.height
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Scale

Extra scale factor.

Default	1×
Values	Number, at least 0×
CLI	--scale on sketch, extrude, text, analyze, validate, preview
App and web	Size & units › Scale (Advanced)
Profile JSON	sketch.scale
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Origin

Where (0,0) lands: the canvas corner, the geometry’s bottom-left corner, or its center.

Default	Canvas corner (canvas)
Values	One of Canvas corner (canvas), Geometry corner (min), Center (center)
CLI	--origin on sketch, extrude, text
App and web	Placement › Origin
Profile JSON	sketch.origin
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Mirror

Flip left↔right, for stamping, back-side etching and negatives.

Default	off
Values	On or off
CLI	--mirror on sketch, extrude, text
App and web	Placement › Mirror
Profile JSON	sketch.mirror
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Closed shapes only

Drop paths that are still open instead of warning about them; open paths don’t extrude.

Default	off
Values	On or off
CLI	--closed-only on sketch, extrude, text, analyze, validate, preview
App and web	Shapes › Closed shapes only
Profile JSON	sketch.closed_only
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Strokes

Stroked paths: keep the centerline, convert them to paths with their width (closed shapes), or drop stroke-only paths.

Default	Centerline (centerline)
Values	One of Centerline (centerline), Stroke to path (to-path), Drop (drop)
CLI	--strokes on sketch, extrude, text, analyze, validate, preview
App and web	Shapes › Strokes
Profile JSON	sketch.strokes
Pipelines	Sketch, Extrude

Union

Merge overlapping shapes into one outline per layer; nested shapes stay holes. Curves in merged shapes are flattened.

Default	off
Values	On or off
CLI	--union on sketch, extrude, text, analyze, validate, preview
App and web	Shapes › Union
Profile JSON	sketch.union
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Offset

Grow (+) or shrink (−) every closed shape by this many mm: kerf, clearance, shrinkage. Flattens curves.

Default	0 mm
Values	Number
CLI	--offset on sketch, extrude, text
App and web	Shapes › Offset
Profile JSON	sketch.offset
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Only

Convert only elements with these ids, inside these <g id> groups, or on these layers.

Default	none
Values	List of names
CLI	--select on sketch, extrude, text, analyze, validate, preview
App and web	Selection › Only
Profile JSON	sketch.select
Pipelines	Sketch, Extrude

Skip

Skip elements with these ids, groups or layers.

Default	none
Values	List of names
CLI	--exclude on sketch, extrude, text
App and web	Selection › Skip
Profile JSON	sketch.exclude
Pipelines	Sketch, Extrude

Layers from

Put elements on DXF layers by their enclosing <g> id, or by fill color (FILL_RRGGBB, colored to match).

Default	One layer (none)
Values	One of One layer (none), Group id (id), Color (color)
CLI	--layer-by on sketch, extrude, text, analyze, validate, preview
App and web	Layers › Layers from
Profile JSON	sketch.layer_by
Pipelines	Sketch, Extrude

Layer

DXF layer name. With layers from groups or fills, the layer for anything unassigned; for DXF input, moves everything onto it.

Default	0
Values	Text
CLI	--layer on sketch, extrude, text
App and web	Layers › Layer (Advanced)
Profile JSON	sketch.layer
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Font

Font family for text in the art that doesn’t name one, or whose font is missing.

Default	none
Values	Font family
CLI	--font on sketch, extrude, text, analyze, validate, preview
App (not the web app)	Fonts › Font
Profile JSON	sketch.font
Pipelines	Sketch, Extrude

Extra fonts folder

A folder of font files to load as well as the system’s.

Default	none
Values	Folder
CLI	--font-dir on sketch, extrude, text, analyze, validate, preview
App (not the web app)	Fonts › Extra fonts folder (Advanced)
Profile JSON	sketch.font_dir
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

DXF version

R2000, or R12 for old importers (no splines, so curves are flattened).

Default	R2000 (r2000)
Values	One of R2000 (r2000), R12 (r12)
CLI	--dxf-version on sketch, extrude, text, section, project
App and web	DXF output › DXF version
Profile JSON	sketch.dxf_version
Pipelines	Sketch, Text Sketch, Cross Section, Project Silhouette

Curves

Arcs and splines (auto), splines only, or curves flattened to polylines.

Default	Arcs + splines (auto)
Values	One of Arcs + splines (auto), Splines (spline), Polylines (polyline)
CLI	--curves on sketch, extrude, text
App and web	DXF output › Curves (Advanced)
Profile JSON	sketch.curves
Pipelines	Sketch, Text Sketch

Join profiles

Write each profile of lines and arcs as one polyline with bulges, rather than separate LINE and ARC entities.

Default	on
Values	On or off
CLI	--no-join on sketch, extrude, text (turns it off)
App and web	DXF output › Join profiles (Advanced)
Profile JSON	sketch.join_profiles
Pipelines	Sketch, Text Sketch

Tolerance

Snap and simplify tolerance in mm.

Default	0.01 mm
Values	Number, at least 0 mm
CLI	--tolerance on sketch, extrude, text, analyze, validate, preview, section, project
App and web	Cleanup › Tolerance (Advanced)
Profile JSON	sketch.tolerance
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text, Cross Section, Project Silhouette

Flattening tolerance

Largest chord error in mm when curves are flattened (polyline curves, R12, merge, offset).

Default	0.05 mm
Values	Number, at least 0 mm
CLI	--flatten-tolerance on sketch, extrude, text
App and web	Cleanup › Flattening tolerance (Advanced)
Profile JSON	sketch.flatten_tolerance
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Close paths

Snap nearby endpoints together so profiles close.

Default	on
Values	On or off
CLI	--no-close-paths on sketch, extrude, text (turns it off)
App and web	Cleanup › Close paths (Advanced)
Profile JSON	sketch.close_paths
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Delete duplicates

Delete duplicate paths, even ones drawn the other way round.

Default	on
Values	On or off
CLI	--keep-duplicates on sketch, extrude, text (turns it off)
App and web	Cleanup › Delete duplicates (Advanced)
Profile JSON	sketch.delete_duplicates
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Simplify

Remove points along straight lines.

Default	on
Values	On or off
CLI	--no-simplify on sketch, extrude, text (turns it off)
App and web	Cleanup › Simplify (Advanced)
Profile JSON	sketch.simplify
Pipelines	Sketch, Extrude, Text Sketch, Extruded Text

Include hidden elements

Convert elements hidden with display:none, opacity 0 and the like.

Default	off
Values	On or off
CLI	--include-hidden on sketch, extrude, text, analyze, validate, preview
App and web	Cleanup › Include hidden elements (Advanced)
Profile JSON	sketch.include_hidden
Pipelines	Sketch, Extrude

Text

What text is set and how. Only where there are fonts: the CLI and the app.

Text

The words to set; each line of text becomes a line.

Default	empty
Values	Text
CLI	the text command’s arguments
App (not the web app)	Text › Text
Profile JSON	text.text
Pipelines	Text Sketch, Extruded Text

Font

Font family (default: sans-serif).

Default	none
Values	Font family
CLI	--font on text
App (not the web app)	Text › Font
Profile JSON	text.font
Pipelines	Text Sketch, Extruded Text

Size

Font size (em height) in mm.

Default	10 mm
Values	Number, at least 0 mm
CLI	--size on text
App (not the web app)	Text › Size
Profile JSON	text.size_mm
Pipelines	Text Sketch, Extruded Text

Alignment

Line alignment when there are several lines.

Default	Left (left)
Values	One of Left (left), Center (center), Right (right)
CLI	--align on text
App (not the web app)	Text › Alignment
Profile JSON	text.align
Pipelines	Text Sketch, Extruded Text

Letter spacing

Extra space between glyphs in mm.

Default	0 mm
Values	Number
CLI	--letter-spacing on text
App (not the web app)	Text › Letter spacing (Advanced)
Profile JSON	text.letter_spacing
Pipelines	Text Sketch, Extruded Text

Line spacing

Line pitch as a multiple of the size.

Default	1.2×
Values	Number, at least 0×
CLI	--line-spacing on text
App (not the web app)	Text › Line spacing (Advanced)
Profile JSON	text.line_spacing
Pipelines	Text Sketch, Extruded Text

Extrude

How vector art and text become solids.

Depth

Extrusion depth in mm (for layers without a depth of their own).

Default	3 mm
Values	Number, at least 0 mm
CLI	--depth on extrude, text
App and web	Extrude › Depth
Profile JSON	extrude.depth
Pipelines	Extrude, Extruded Text

Layer depths

Depths for particular layers, such as fill colors with Layers from: Color. 0 skips a layer. Every layer starts at z = 0, so colors become heights.

Default	none
Values	Layer names and depths in mm
CLI	--depth on extrude
App and web	Extrude › Layer depths
Profile JSON	extrude.layer_depths
Pipelines	Extrude

Meshes

How meshes are read, repaired and turned into faces. Sections and silhouettes use the reading and placement options too.

Units

The units the file is in. From file uses the file’s own unit; STL has none, so millimeters.

Default	From file (auto)
Values	One of From file (auto), Millimeters (mm), Centimeters (cm), Meters (m), Inches (in)
CLI	--units on mesh-to-solid, split, section, project, analyze, validate, preview
App and web	Size & units › Units
Profile JSON	mesh_to_solid.units
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Scale

Extra scale factor.

Default	1×
Values	Number, at least 0×
CLI	--scale on mesh-to-solid, split, section, project, analyze, validate, preview
App and web	Size & units › Scale (Advanced)
Profile JSON	mesh_to_solid.scale
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Up axis

Which axis is up in the file: auto (Z, or Y for glTF), Z, or Y for Blender and game assets.

Default	Auto (auto)
Values	One of Auto (auto), Z (z), Y (y)
CLI	--up on mesh-to-solid, split, section, project, analyze, validate, preview
App and web	Placement › Up axis
Profile JSON	mesh_to_solid.up
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Origin

Move the result: keep the file’s coordinates, the bounding box’s min corner, its center, or centered in XY sitting on Z = 0. Split moves each part.

Default	Keep (keep)
Values	One of Keep (keep), Min corner (min), Center (center), Bottom center (bottom-center)
CLI	--origin on mesh-to-solid, split, section, project
App and web	Placement › Origin
Profile JSON	mesh_to_solid.origin
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Object

Convert only the object with this id or name in a multi-object file (3MF, OBJ, glTF). Analyze lists them.

Default	none
Values	Text or unset
CLI	--object on mesh-to-solid, split, section, project, analyze, validate, preview
App and web	Selection › Object
Profile JSON	mesh_to_solid.object
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Repair mesh

Fix broken meshes first: drop duplicate faces, weld cracks, unify winding, fill small holes.

Default	off
Values	On or off
CLI	--repair on mesh-to-solid, split, section, project, analyze, validate, preview
App and web	Repair › Repair mesh
Profile JSON	mesh_to_solid.repair
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Surface body

Convert even if the mesh isn’t watertight; CAD imports the result as a surface body instead of a solid.

Default	off
Values	On or off
CLI	--surface-body on mesh-to-solid, split, section, project, analyze, validate, preview
App and web	Repair › Surface body
Profile JSON	mesh_to_solid.surface_body
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Fix normals

Flip shells whose faces point inwards.

Default	on
Values	On or off
CLI	--no-fix-normals on mesh-to-solid, split, section, project (turns it off)
App and web	Repair › Fix normals (Advanced)
Profile JSON	mesh_to_solid.fix_normals
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Merge distance

Vertices closer than this many mm are merged.

Default	0.001 mm
Values	Number, at least 0 mm
CLI	--merge-distance on mesh-to-solid, split, section, project
App and web	Repair › Merge distance (Advanced)
Profile JSON	mesh_to_solid.merge_distance
Pipelines	Mesh to Solid, Split to Bodies, Cross Section, Project Silhouette

Prismatic conversion

Turn faceted cylinders (holes, bosses, straight fillets) into true cylindrical faces you can select, fillet and constrain.

Default	off
Values	On or off
CLI	--prismatic on mesh-to-solid, split, section, project
App and web	Faces › Prismatic conversion
Profile JSON	mesh_to_solid.prismatic
Pipelines	Mesh to Solid, Split to Bodies

Merge coplanar faces

Merge coplanar triangles into one face; off writes one face per triangle.

Default	on
Values	On or off
CLI	--no-merge-coplanar on mesh-to-solid, split, section, project (turns it off)
App and web	Faces › Merge coplanar faces (Advanced)
Profile JSON	mesh_to_solid.merge_coplanar
Pipelines	Mesh to Solid, Split to Bodies

Simplify edges

Remove vertices along straight edges.

Default	on
Values	On or off
CLI	--no-simplify on mesh-to-solid, split, section, project (turns it off)
App and web	Faces › Simplify edges (Advanced)
Profile JSON	mesh_to_solid.simplify_edges
Pipelines	Mesh to Solid, Split to Bodies

Coplanar angle

Largest angle in degrees between triangles merged into one face.

Default	0.5°
Values	Number, at least 0°
CLI	--coplanar-angle on mesh-to-solid, split, section, project
App and web	Faces › Coplanar angle (Advanced)
Profile JSON	mesh_to_solid.coplanar_angle
Pipelines	Mesh to Solid, Split to Bodies

Coplanar distance

Largest distance in mm a vertex may sit off a face’s plane and still merge.

Default	0.005 mm
Values	Number, at least 0 mm
CLI	--coplanar-distance on mesh-to-solid, split, section, project
App and web	Faces › Coplanar distance (Advanced)
Profile JSON	mesh_to_solid.coplanar_distance
Pipelines	Mesh to Solid, Split to Bodies

Sections and silhouettes

Where a mesh is cut, or which way it is looked along.

Axis

The axis a section cuts across, or a projection looks along.

Default	Z (z)
Values	One of X (x), Y (y), Z (z)
CLI	--axis on section, project
App and web	Section › Axis
Profile JSON	section.axis
Pipelines	Cross Section, Project Silhouette

Positions

Positions along the axis to cut at, in mm; each becomes a DXF layer.

Default	0 mm
Values	List of numbers in mm
CLI	--at on section
App and web	Section › Positions
Profile JSON	section.at
Pipelines	Cross Section