Discord's Ground-Up Rebuild Aims To Slash RAM From Gigabytes To Megabytes
Discord is at the cutting-edge of social media and instant messaging platforms in terms of features and customization, but its weak optimization is finally getting addressed with a full Rust programming language rewrite. Currently, Discord is built on Electron, which is essentially a stripped-down Chromium-based web browser that runs the Discord web client as a web page.
As we've seen on the Windows side of things, there are major detriments to memory and CPU usage by using this approach instead of writing a fully native application. In fact, most of the performance gains we've been seeing in recent Windows updates can be attested to more parts of Windows switching from the also-web-based React over to the native WinUI framework, for example.
We've been early adopters of Rust since 2018 and a lot of our infra, voice tech, and even some of the current client is already Rust, the holy grail...
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