Summary: The Nyxt browser is a highly customizable and hackable browser that comes with many features to help users analyze, navigate, and extract information from the internet. It allows users to jump headings, navigate large documents, execute commands, switch buffers, use link hinting, and search bookmarks intelligently. The browser is fully programmable and extensible, with a built-in REPL for running short scripts and trying out new workflows. Nyxt also features customizable autofills, clipboard history, and lossless tree history to ensure users never lose track of their browsing history.