Free browser tools for
game developers and artists

A growing set of free, browser-based tools for game developers and creative professionals. Pack textures, slice sprites, generate normal maps, compress images and more. Everything runs locally in your browser. No upload, no account.

25 of 25 tools

Textures & materials6

Texture atlas packer Pack many images into one sprite sheet with a coordinates file. Sprite sheet slicer Cut a sprite sheet into individual frames and export a zip. Normal map generator Turn a height or bump image into a tangent-space normal map. PBR texture previewer Preview albedo, normal, roughness and metallic maps on a 3D sphere. Seamless texture checker Tile any texture 3x3 to spot seams before you use it. Channel packer Combine grayscale maps into the RGBA channels of one texture.

Images4

Image compressor Convert and compress PNG, JPG, WebP and AVIF in your browser. Bulk image resizer Resize or crop a whole batch of images and export a zip. Colour palette extractor Pull the dominant colours out of any image. Contact sheet generator Turn a folder of images into one overview sheet.

3D models6

glTF and GLB viewer Drag in a 3D model, orbit it, and read its stats. 3D model inspector Read stats from OBJ, glTF and GLB files without opening Blender. Mesh polygon reducer Cut the triangle count of a 3D model and keep its shape. OBJ to GLB converter Convert an OBJ with its MTL and textures into a single GLB. GLB compressor Shrink glTF and GLB files with Draco or meshopt compression. Turntable thumbnail generator Render a spinning 3D model as a GIF, sprite sheet or frames.

Audio7

Audio waveform trimmer Preview, trim and export a game sound effect. Retro SFX generator Generate 8-bit game sound effects and export a WAV. Audio format converter Convert audio between WAV, MP3 and OGG in your browser. Audio sprite generator Pack many sound effects into one file with a Howler JSON map. Seamless loop maker Turn a clip into a seamless loop for music and ambience. Audio silence trimmer Auto-trim leading and trailing silence from a batch of clips. Audio normaliser Match the loudness of a batch of clips by peak or LUFS.

Workflow2

Licence and attribution builder Detect licences in a set of files and draft a credits block. Asset metadata inspector Drop any asset and see everything about it.

Free browser-based tools for game asset work

This is a growing collection of free, single-purpose tools for the everyday jobs that come up when you work with game assets: packing and slicing sprite sheets, generating normal maps, compressing images and 3D models, converting audio, and tidying up sound effects. Each one runs entirely in your browser, so your files stay on your machine. There is nothing to install and no account to create.

Common questions

Built by the team behind AssetHoard

These tools are free because we build for asset creators. AssetHoard is a local-first asset manager that previews sprites, 3D models, audio and more, tracks the licence of every asset, and drags straight into Unity, Godot and Unreal. Free while in beta.

Download AssetHoard See what it does