Open Source WebAssembly Software & Tools

Discover the best open source software and alternatives built with WebAssembly. Explore top tools, compare features, and find the right solution.

PhotoSuite

A free, open-source desktop image editor that replicates the Photoshop interface with 1:1 native PSD/PSB file compatibility.

Alternative to:

Adobe Photoshop

Open CAD Studio

Open-source 2D drafting and 3D modeling CAD app built with Rust. Reads and writes DWG/DXF natively with desktop and browser builds.

Alternative to:

AutoCAD

TrailBase

An open-source, single-executable Firebase alternative with sub-millisecond REST and realtime APIs, built-in auth, a WebAssembly runtime, and an admin UI.

Alternative to:

Firebase

celld

Open-source daemon that runs Cloudflare Workers and Durable Objects on your own machines, with state stored in an S3-compatible bucket.

Alternative to:

Cloudflare Durable Objects