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Dev tools · alternatives · 2026

24 alternatives to 3D Converter

Convert 3D files privately in your browser

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Quickly convert game 3D model files. Start free.

    2025 · modelformatconvert.com · its alternatives →

  2. 2

    Free 3D file converter - 3MF, STL, OBJ, PLY, GLTF online

    2025 · convertmesh.com · its alternatives →

  3. 3

    I use a ton of 3D Files as I love 3D printing in my spare time and I usually exchange them over Gmail and store them in Google Drive etc.. Google does not have a 3D Preview of files so I've built a small Google Workspace Addon that opens the file into a clean "Google like" web app that supports most files. Other solutions existed but they were full of ads and looking absolutely terrible. It got a bit of traction (around 400 users) on the store so thought I would share it here! Would love to have feedback! Each file is treated purely in the browser for maximum privacy

    Jan 2026 · 3dviewer.co · its alternatives →

  4. 4

    Free to view. Easy to convert. STL, OBJ, 3MF, and more.

    2025 · apps.apple.com · its alternatives →

  5. 5

    Blender-style 3D editing in your browser

    May 2026 · 3d-editor.com · its alternatives →

  6. 6

    100% private + no ads + no upload + all platforms

    2023 · convert3d.org · its alternatives →

  7. 7

    Free to convert PNG to STL for 3d printing with 3DPEA

    2024 · 3dpea.com · its alternatives →

  8. 8

    Render 3D models (OBJ, glTF, GLB, STL, .vox) as ASCII art — in the browser, in React or Vue, or straight in your terminal. A three.js-style API with no WebGL and no canvas: just text in a single <pre>.

    Jun 2026 · glyphcss.com · its alternatives →

  9. 9

    Turn any photo into a 3D model in 30 seconds. Free OBJ export, no registration or credit card. Trusted by 19,000+ creators. Try it now →

    2025 · imgto3d.ai · its alternatives →

  10. 10

    One platform, all-in-one power: view,convert,compress,share

    2025 · its alternatives →

  11. 11

    A polyglot web converter

    2019 · transform.tools · its alternatives →

  12. 12

    Turn image into 3D GLB files—fast, simple, and browser-based

    2025 · its alternatives →

  13. 13

    Turn any 3D model into a buildable brick design

    Jul 2026 · bricksolvr.com · its alternatives →

  14. 14

    Professional 3D model viewer for GLB, STL, and OBJ files

    Dec 2025 · enoptify.com · its alternatives →

  15. 15

    Compress 3D files in seconds. No quality loss.

    2025 · its alternatives →

  16. 16

    Scale your 3D models online with precision & speed

    2025 · its alternatives →

  17. 17

    High-Quality & Fast AI image to 3D or image to STL conversion with Image3D AI. Powered by Hunyuan 3D, Tripo, Meshy for STL, OBJ, GLB models

    Nov 2025 · aiimageto3d.com · its alternatives →

  18. 18

    Goxel: Free and Open Source 3D Voxel Editor . Contribute to guillaumechereau/goxel development by creating an account on GitHub.

    2015 · github.com · its alternatives →

  19. 19

    Free viewer for STL, GLB, STEP — replaces Windows 3D Viewer

    Aug 2026 · open3d.app · its alternatives →

  20. 20

    Quick and free image file converter

    2020 · iconscout.com · its alternatives →

  21. 21

    Turn your SVG files into 3D STL and PLY models instantly

    Feb 2026 · vextrude.com · its alternatives →

  22. 22

    Compress GLB files fast–smaller sizes, same great quality

    2025 · compress-glb.com · its alternatives →

  23. 23

    Hi HN! I've built TRELLIS 3D AI, an open tool that converts 2D images into professional 3D assets using advanced AI technology. Technical Implementation: - Browser-based processing using WebGL - Structured LATents (SLAT) for maintaining geometric integrity - Dual output pipeline generating both GLB and 3D Gaussian formats - Real-time 3D preview using Three.js - Optimized for processing images up to 2048x2048px The core technology combines: - Pretrained vision encoders for image understanding - Rectified flow transformers for 3D geometry generation - Advanced neural networks for texture…

    2024 · trellis3d.co · its alternatives →

  24. 24

    Split STL & 3MF files to fit any 3D printer

    Aug 2026 · partfit3d.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →