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glTF File Format

glTF JSON Model category

glTF は Web 向け 3D の標準形式です。素材・アニメーションを JSON で記述し、軽量に読み込めます。

Typical use: Web や AR で表示するモデルは glTF/GLB に変換します。

About the glTF format

glTF は Web 向け 3D の標準形式です。JSON で構造を記述し、軽量に読み込めるため、ブラウザや AR での表示に向きます。

素材を外部ファイルに分けるため、配布が簡単な単一ファイル版 GLB が選ばれることも多い形式です。

Strengths

  • ✓ Web 表示に最適化
  • ✓ JSON で扱いやすい
  • ✓ 素材とアニメに対応

Limitations

  • ✗ ファイルが分かれる
  • ✗ 編集ソフトの対応はまちまち
  • ✗ Larger than GLB once buffers are embedded
Structure
JSON scene + external buffer
Materials
PBR, textures as separate files
Compatibility
All glTF loaders
Best for
Editing and debugging assets

Convert glTF to…

4 direct directions plus 22 workflows, sorted A–Z; 🔥 marks popular targets.

glTF を GLB に変換 Hot glTF を OBJ に変換 Hot glTF を PLY に変換 glTF を STL に変換 Hot

Cross-engine workflows

glTF を 7Z に変換 glTF を APK に変換 glTF を BZ2 に変換 glTF を GZ に変換 glTF を JAR に変換 glTF を JFIF に変換 glTF を JPE に変換 glTF を JPEG に変換 glTF を JPG に変換 glTF を PNG に変換 glTF を PNG24 に変換 glTF を PNG8 に変換 glTF を TAR に変換 glTF を TAR.BZ2 に変換 glTF を TAR.GZ に変換 glTF を TAR.XZ に変換 glTF を TBZ2 に変換 glTF を TGZ に変換 glTF を TXZ に変換 glTF を WIM に変換 glTF を XZ に変換 glTF を ZIP に変換

Convert other files to glTF…

3DS を glTF に変換 3MF を glTF に変換 BVH を glTF に変換 DAE を glTF に変換 FBX を glTF に変換 GLB を glTF に変換 Hot LWO を glTF に変換 MD2 を glTF に変換 OBJ を glTF に変換 Hot PLY を glTF に変換 STL を glTF に変換 Hot VRML を glTF に変換

Frequently asked questions

What is a glTF file?

glTF (JSON form) is the human-readable sibling of GLB: the same scene, meshes and PBR materials, but stored as JSON with separate binary and texture files.

How do I convert glTF files online?

Pick a target format from the "Convert glTF to…" list below, drop your file and hit convert. Everything runs in your browser — no install, no upload, no watermark, no limits.

Is it safe to convert glTF files here?

Yes. Every conversion is performed by your own device inside the browser — files never leave for a server, and the page keeps working even offline.

Which formats can glTF convert to?

This page lists all 26 directions across documents, images, audio, video, spreadsheets and archives — each one is its own free converter page.