Shape your ideas, from parametric CAD to textured meshes.
Explore toolsFrom the first sketch to the finishing touch, find what you need.
Searching in category 3D Modeling Search all tools
Featured tools always appear first. Discover: then the most clicked tool, followed by a daily random order that stays stable while browsing.
3D keychain generator for names, icons, SVG logos and QR codes, with guided templates and an interactive preview. Exports STL and multicolor 3MF. The editor requires sign-in; pricing and payment terms remain unverified.
Simplify an STL mesh in your browser by reducing its triangle count. Start from a sample model, rotate the object and export STL or OBJ for a faceted look or a lighter file.
Parametric Windows desktop CAD for parts, assemblies and technical drawings. Export STL and OBJ for 3D printing and DXF, DWG or SVG drawings for CNC or laser workflows. A trial is available.
A collection of browser-based parametric generators for boxes, enclosures, Gridfinity organizers, gears, adapters, vases, signs and lithophanes. Change dimensions, preview the result and export STL or 3MF. It also includes AlpaCAD for designing custom parts.
Edit and repair STL and OBJ meshes. Cut, combine, reduce or hollow the model, add supports and export STL for 3D printing. Free Windows desktop software that Autodesk no longer develops or supports.
Piraz Tested — Personally tested by PirazTurn drawings, scans and images into parametric CAD models with editable features. Paid service with initial trial credits.
Piraz Tested — Personally tested by PirazBenchmark and leaderboards comparing AI systems that build CAD models through code. Explore how systems perform on design tasks.
Free editor for building low-poly 3D models, painting textures and animating models. Runs in the browser and on desktop. Export geometry as STL for 3D printing, without textures or animation.
Piraz Approved — Personally tested and highly recommended by PirazAdd raised textures in the browser to STL, OBJ, 3MF or STEP models. Choose a preset or upload an image and export the resulting geometry as STL or 3MF for printing.
Open-source CAD for AutoCAD-style 2D drafting with layers and dimensions. The free desktop editor opens and saves DWG and DXF. The independent cadcraft.org site edits and saves DXF, with beta DWG import and optional paid cloud features.
Piraz Tested — Personally tested by PirazBenchmark comparing AI-driven CAD generation and editing. Browse leaderboards, reference models and geometric evaluations of submitted results.
Generate CAD models from text descriptions. Account-based access from the official page; pricing and license remain unverified.
Desktop CAD/CAM for 2D design, SVG and DXF import, and simulation of pockets, profiles and engraving. Core is included with Shapeoko and Nomad CNC machines. Pro adds 3D modeling, advanced toolpaths and standard G-code export for other brands.
Turn illustrations into multicolour clickers with a mechanical-switch housing and keychain loop. Design and preview for free; 3MF export requires a subscription, with commercial rights in eligible plans.
Create multicolour Cherry MX-compatible clickers from images, with size and colour controls and 3D preview. Preview is free; 3MF/STL downloads require a subscription, with commercial use in eligible plans only.
Create multicolour Cherry MX clickers from images, with a 3D preview and 3MF export. Free for personal use; selling prints or files requires a separate commercial licence.
Browser CAD with primitives, booleans, fillets and STL, 3MF and OpenSCAD file exchange.
Free name keychain generator with up to two lines of text, letter-outline, tag or capsule shapes. Adjust the loop and raised or inlaid letters; download STL or multicolor 3MF. A free account is required to download.
Parametric vector editor and generator collection for keychains, text, boxes and decorations, with SVG files and 3D-printable models. Free accounts have project and download limits for personal use; Pro adds commercial use and extra features.
Web generator for 3D models of urban areas. The documented workflow lets you select a city, frame an area and get an STL file for 3D printing. An account is required to open the editor.
Generate Gridfinity baseplates from drawer dimensions, with magnets, screws, margins or clip-in fittings. Split large bases to fit the print bed, preview in 3D and export STL or 3MF from your browser.
Free parametric CAD for browser and desktop, with constrained sketches, extrusions, fillets and parameters for making variants of a part. Exports STEP, STL and 3MF for taking designs into a 3D printing workflow.
Analyze and repair STL files before 3D printing. Find holes, non-manifold edges and flipped normals, and compare before and after. Processing runs in the browser without an account.
Piraz Approved — Personally tested and highly recommended by PirazCreate Gridfinity bins and baseplates in your browser, with compartments and cutouts from STL models. Export STL files; a subscription adds more saved projects.
Piraz Tested — Personally tested by PirazFree Autodesk Fusion add-in for parametric Gridfinity baseplates and bins, including solid blanks for custom inserts. Requires Fusion; code uses a non-commercial license.
Piraz Approved — Personally tested and highly recommended by PirazConfigure Gridfinity bins and baseplates with parameters, preview the 3D model and download STL files. Includes variants such as vase-mode bins.
Create STL labels for Gridfinity bins with text, symbols and presets for screws, nuts and inserts.
Piraz Tested — Personally tested by PirazPlan drawer layouts with Gridfinity bins, layers and a 3D preview. Generate baseplates and bins, then export STL, STEP or 3MF without an account.
Piraz Tested — Personally tested by PirazPlan drawers in 3D, create Gridfinity bins and baseplates, and export STL files. A limited free plan is available; extra saved projects, batch exports and photo tracing are paid.
A web toolkit for converting between 3MF and STL and turning logos or images into layered, multicolor 3MF models. It also includes a keychain generator. File conversions run in the browser, and image generation has a limited free plan.
Design custom board game box inserts in your browser, with compartments for cards, tokens and other components. Export the design for 3D printing, laser cutting or foamcore construction.
Formerly DATUM, this free, open-source parametric CAD for Windows and Linux has an interface inspired by Autodesk Inventor. Create solids, assemblies, technical drawings and 2D CAM operations from constrained sketches.
Turn Arabic and English text into printable keychains, signs and tags. Adjust fonts, thickness, spacing, base and ring, with a 3D preview and STL or OBJ export. Free, with no registration.
Piraz Tested — Personally tested by PirazWeb CAD for 3D printing, with shapes, fillets, threads and STEP, STL and 3MF exchange.
Piraz Tested — Personally tested by PirazTurn SVG artwork and text into channel letters, with STL, DXF and production documentation.
Customize double-sided keychains from SVG icons or logos, with adjustable thickness and attachment. Includes 3MF files for different orientations and multicolor printing. Downloads require credits, purchased in packs or through a subscription.
Browser editor for printable plaques and signs with text, SVG logos, QR codes and a stand. Adjust shape, relief and dimensions, save the design as JSON, and export STL or multi-object 3MF.
Free parametric CAD for desktop and tablets, with constrained sketches, solids, threads and engraving. Exports STEP/STL/3MF and SVG/DXF for laser and CNC. Optional AI assistant with a local model or your own key; provider charges may apply.
AI assistant installed for use with SolidWorks to build parts, assemblies and technical drawings from instructions. Requires SolidWorks; free and paid plans.
A browser-based reverse-engineering tool that converts STL, 3MF and OBJ meshes into STEP solids by recognizing planes, cylinders and holes. It can also recover models for editing and 3D printing. Pro adds mesh repair and geometry checks and is required for commercial use.
Create keychains and tags from text or SVG artwork, adjusting shape, embossing, thickness and ring hole. Exports STL or 3MF with colored parts. Free allowance includes a Meshcast mark and personal use; commercial rights are in Pro and Founder plans.
Piraz Tested — Personally tested by PirazView STEP and STP files in the browser, inspect geometry and convert it to an STL mesh for 3D printing.
Piraz Tested — Personally tested by PirazGenerate printable models of cities, skylines and terrain by selecting an area on a map. You can add GPX tracks and create multicolor 3MF maps.
Desktop parametric CAD with constrained sketches, an editable feature timeline and assemblies.
Generate channel letters from text or SVG. Adjust the walls and base of the printed body, and set acrylic thickness and clearance in the DXF face profile.
Wrap a strip-shaped STL model into a flat spiral. Set the radius, pitch, winding direction and mesh refinement, then download the result as a new STL.
A collection of generators for clickers, keychains, lettering, boxes and maps. SVG, STL and 3MF export options vary by generator. The clicker for MX switches is free without an account; maps and parts of the library use credits or paid plans.
B-rep solid modeling in your browser and through AI agents, with STEP import and export.
Creates bodies and lids for illuminated letters and logos from text or images, with adjustable dimensions and walls. Exports STL for 3D printing and DXF for laser- or CNC-cut lids. Requires a paid account.
Design bases and shapes for neon LED signs, preview them in 3D and export STL files for 3D printing. The site also describes CNC use. Paid service with an account and a 14-day trial; no permanent free plan verified.
Desktop CAD for building parametric solids from scripts, with boolean operations and extrusions. Export STL for 3D printing or 2D DXF profiles for cutting projects.
Extract an object’s 2D outline from a photo, export it as SVG and use it to create a custom Gridfinity bin in the integrated editor.
Browser-based parametric CAD with sketches, solids and tools for printable models. Free basic editor, with paid AI features and Pro tools.
Offline CAD for direct modeling. Import SVG and DXF as editable sketches, create solids using extrusions and boolean operations, and exchange STEP, STL and 3MF files.
Parametric text keychain generator with fonts, dimensions, base, ring and a wave effect. Includes a 3D preview and printable STL files; downloading requires a model purchase or credits. Commercial use is covered by its terms.
Desktop CAD/CAM for designing parts from dimensioned sketches in 3D space, creating technical drawings and simulating CNC milling with a vise and tools. Exports DXF/SVG profiles and sheet-metal flat patterns for laser cutting.
Free generator for gears, racks, planetary gearboxes, timing belt pulleys, screws and nuts, with a 3D preview and 3MF, STL, STEP and DXF exports. Includes FDM printing adjustments and standard geometry for CNC and laser cutting. No account required; generated files may also be used commercially.
Browser-based parametric 3D CAD with constrained sketches, a feature history, assemblies and 2D drawings. No account required; STEP/STL exchange and drawing exports to PDF, SVG and DXF.
Piraz Approved — Personally tested and highly recommended by PirazComing 17 November 2026: reconstruct 3D scans as parametric CAD in QUICKSURFACE Pro 2027. Requires an eligible Pro license and a compatible AI assistant.
Design parametric gears and reducers with animated 3D previews and STEP, STL, SVG and DXF export. Available in the browser and on desktop; CAD bridges and MCP are desktop-only.
Parametric CAD with constrained sketches, extrusions, feature history and an optional AI assistant. Exchange STEP solids and STL models. Mac, iPad and Windows builds are offered through a private beta.
A free, open-source alternative to ZBrush for digital sculpting, with brushes, layers, remeshing and mesh painting. A desktop application for Windows, macOS and Linux, with familiar controls for ZBrush users and STL export for 3D printing.
A collection of AI web tools for turning photos and drawings into depth maps, STL bas-reliefs and other 3D models. Prepare reliefs for 3D printing or CNC carving and images for laser engraving. Free credits and paid plans are available.
Browser and desktop CAD with modeling, sculpting, rendering, interactive tutorials and an integrated slicer. Requires an account. The free plan includes basic tools and slicing; advanced features are in Pro, with AI credits sold separately.
Free desktop CAD for personal, non-commercial use. Design parts, assemblies, sheet metal and prototypes for 3D printing. Drawings carry a watermark, and native files cannot be opened in commercial editions.
Turns single-stroke SVG drawings into neon flex signs with fitted channels, mounts and print-bed splitting. Free 3D preview and one complimentary STL export, followed by purchases or a subscription. Expert adds diffuser caps and laser outlines.
A collection of web tools for creating a range of 3D-printable objects, including Gridfinity organizers, boxes, electronics enclosures, brackets, vases, cookie cutters and relief maps. You can also texture STL files and model spare parts from photos. Design for free or pay to order physical prints.
Piraz Approved — Personally tested and highly recommended by PirazDesktop and browser parametric CAD with constrained sketches, feature history and MCP automation.
Convert STL files to STEP directly in your browser using the stl2step engine. Processing stays local without uploading the model to a server.
Maker CAD packages with browser-based xDesign or SOLIDWORKS desktop for Windows. Design parts and assemblies and export STL or STEP for 3D printing and profiles for laser cutting. The desktop package adds CAM for CNC milling. The offer limits project revenue.
Generate rounded 3D decorations and matching molds from text, images/SVG and icons, with 3MF export. Free downloads are limited; downloaded models are for personal, non-commercial use.
Piraz Tested — Personally tested by PirazTurn photos of tools into Gridfinity inserts and foam cutouts. Export STL for 3D printing and DXF/SVG for cutting outlines; CNC exports are also offered. Requires an account.
Piraz Tested — Personally tested by PirazTurn a photo into scaled outlines and Gridfinity STL inserts. Basic bins and baseplates are free; credits unlock further photo cutouts. Commercial use requires a separate agreement.
Free browser-based generator for custom vases and planters. Adjust the profile, width, depth, wall thickness and drainage hole. Preview the shape in 3D and export it as OBJ.
Conversational CAD assistant built into Zoo Design Studio: create and edit parametric models through text requests. Web and desktop access, with limited free usage and paid plans.
Try a different word or remove a filter.
Preliminary review, not a guarantee: we cannot rule out scams or risks in external tools and websites. Check them before use. Limits of our checks.
New tools appear every day. This directory keeps them organized so you can discover them today and find them when you need them. Independent projects, established software and tools built with AI: what matters is what they help you make.
The Help3D Tools database is completely free: it has no sponsors and contains no undisclosed advertising, affiliate links or referral links.
If you would like to help the people behind it, you can support the Help3D channel with a donation or a membership. Every contribution is optional. Thank you!
