3D tools

Small, fast tools for 3D printing. Local generators and utilities stay in your browser so you can adjust, preview, and download without a heavy workflow.

Utilities

Split, repair, and inspect models you already have. Files stay in your browser.

STL cutter tool preview: a model cut in two with connector pegs at the joint

STL Cutter Free online STL cutter: cut an STL, OBJ, 3MF, or GLB along a plane in your browser. Add dowel, snap, tenon, or threaded connectors with material fit presets, then export print-ready parts. Open tool

STL repair tool preview: a mesh being fixed for watertight 3D printing

STL Repair Repair STL, OBJ, 3MF, GLB, or GLTF in your browser: close holes, fix non-manifold edges, and download a watertight STL. Includes printability checks for overhangs, thin walls, and volume. Open tool

Color 3MF Splitter preview: a multicolor beach ball split into separate filament parts in the tool viewer

Color 3MF Splitter Free painted 3MF color splitter: separate Bambu Studio / Orca paint_color regions into printable parts in your browser. Merge, delete, and export Bambu AMS 3MF or STL — no upload. Open tool

Print timelapse tool preview: a model building up layer by layer with glowing top layer

3D Print Timelapse Turn a sliced G-code or 3MF into a layer-by-layer 3D print timelapse with visible infill. No printer, no camera, no upload. Export MP4 in vertical, square, or landscape. Open tool

Generators

Type, slide, download. Each one makes a printable model from scratch in your browser.

3D QR code tool preview: a raised QR code on a light base plate

3D QR Code Turn a link into a printable two-color QR code plaque. Pick size and colors, then download STL or 3MF. Open tool

Keychain tool preview: a rounded tag with raised text and a keyring hole

Keychain & Pet Tag Type a name, pick a shape — rounded, circle, bone, or heart — and download a printable keychain or pet tag as STL or 3MF. Open tool

Cookie cutter tool preview: a heart-shaped cutter with blade and rim

Cookie Cutter Make a cookie cutter from any word or a built-in shape. Blade, wall, and rim are generated for you. Download STL or 3MF. Open tool

Nameplate tool preview: a copper plate with raised text and screw holes

Nameplate Type a name, pick a font, set plate size, holes, and colors, then download STL or 3MF. Open tool

Hinged box tool preview: an open snap-fit storage box with a lid and hinge barrels

Hinged Box Generate a print-in-place hinged snap-fit box for 3D printing. Adjust size, independent box depth, dividers, rounded corners, lid text, and export STL or 3MF. Open tool

Text to 3D tool preview: extruded letters standing on a print bed grid

Text to 3D Turn a word into solid printable letters with depth, bevel, and base options, then export STL, OBJ, or 3MF. Open tool

Hanging planter tool preview: a rounded tapered planter with a back tab

Hanging Planter A rounded, tapered wall planter with a flat back, a hanging tab with screw slots, and drainage holes. Sized with sliders, exported as STL or 3MF. Open tool

Spinning top tool preview: a copper totem-style spinning top

Spinning Top A totem-style spinning top exported as three separate print parts: top half, bottom half, and threaded stud. Sliders for height, width, rim, stem, and tip. Export STL or 3MF. Open tool