About MetalDevs

MetalDevs is an independent engineering initiative focused on building lightweight, local-first web utilities.

What We Build We build tools that execute media processing directly inside the user's browser using modern standards like WebAssembly and Canvas APIs:

• PicsSizer – 84 free browser-based image and PDF tools running 100% client-side with zero server uploads.
• PixConvert – Local-first image conversion and target-size compression.

What We Publish Here This publication documents our technical notes, including:

• In-browser media pipelines and client memory management
• Next-generation format benchmarks (AVIF, WebP, SVG, HEIC)
• Practical privacy architecture for modern web applications