I built an editor that uses less RAM than Sublime, handles large files faster, and still supports advanced features like LSP.

Part One: Forking and migrating an editor with LLMs for speed, my own expertise for accuracy:

[Crafting an Editor with LLMs](englens.hashnode.dev/crafting-an-editor-with-llms…)

Part Two: Going deeper for optimization:

[Editor Power Without Bloat](englens.hashnode.dev/editor-power-without-bloat)