Copy LaTeX (KaTeX & MathJax & Wikipedia Images)

Copy LaTeX code from any KaTeX or MathJax-rendered math expression directly in your browser. It also works with Wikipedia images. Hover over an equation to reveal a “Click to copy” overlay, then click to instantly copy the LaTeX code to your clipboard. Works on ChatGPT, DeepSeek, Stack Exchange, ProofWiki and any website using KaTeX or MathJax as well as Wikipedia and Wikiwand. v1.4 Update: Now you can also select text that includes equations and right click to copy the selection as Markdown. v1.5 Update: Now with Typst support! You can choose between LaTeX mode or Typst mode. GitHub repo with source code and more details: https://github.com/Mapaor/copy-latex-chrome-extension.