Alternatives to NIH 3D
24 tools like NIH 3D, ranked by topic, tags and pricing. All of them open without an account.
No sign-up — opens and works · Opens in mainland China · Free · Probed with a real request; the date only advances when the site opens
CC0 PBR textures, free for any purpose, no login.
3Dpbr材质cc0Verified just nowcgbookcase.comFree photographic texture library, commercial use allowed, no login.
3D贴图可商用Verified just nowfreestocktextures.comAMD's official MaterialX material library; free downloads, no login.
3D材质materialxVerified just nowmatlib.gpuopen.comFree HDRI environment library; direct download without login.
3Dhdri免费Verified just nownoemotionhdrs.netOpen game asset library, 2D and 3D, CC0 or CC-BY, downloadable without login.
3D游戏资产cc0Verified just nowopengameart.orgBambu Lab's official wiki with per-printer settings, maintenance and fault-handling guides.
3DbambusettingsVerified just nowwiki.bambulab.comDeep print-tuning guide for Klipper and Voron style printers: pressure advance, extrusion, troubleshooting.
3DtuningklipperVerified just nowellis3dp.comOfficial Klipper firmware docs for printer settings, G-code and resonance compensation, with Chinese translation.
3DfirmwareklipperVerified just nowklipper3d.orgSymptom-indexed FDM troubleshooting manual covering bed adhesion, clogs, stringing and layer shifts.
3DtroubleshootingfdmVerified just nowmatterhackers.comNASA's official free 3D models of spacecraft and planets
3DNASA3D模型Verified just nownasa3d.arc.nasa.govOpen 3D scan datasets of at-risk heritage sites; free downloads.
3D3d扫描遗产Verified just nowopenheritage3d.orgFree 3D model library, no login needed; most models personal or education use only.
3D3d模型免费Needs a proxyVerified just nowopen3dmodel.comOpen STL, OBJ and GLTF models in the browser and rotate them
3D3D查看模型预览Verified just now3dviewer.netKhronos's official glTF sample viewer for inspecting models
3DglTF3D标准Verified just nowgithub.khronos.orgA free layered 3D human anatomy model you can peel apart
3D生物人体Verified just nowzygotebody.comOfficial photogrammetry tutorials: building 3D models from photos, control points and DEMs.
3DphotogrammetrytutorialsVerified just nowagisoft.comCesium's official 3D globe examples, editable and runnable online
3D3D地球GISVerified just nowsandcastle.cesium.com
