Me-like-words is a Firefox extension that encodes and decodes a Caesar cipher, replaces "I" with "Me," replaces links to a cat photo, or does all three things at once!
After downloading the Me-like-words folder,open Firefox and load the about:debugging#/runtime/this-firefox page.
Click Load Temporary Add-on, and select the manifest.json file within the Me-like-words folder.
Your Temporary Extensions section should now look like this:
In the Extensions menu on the tool bar, find the Me-like-words icon. Click on an option, or add a custom input to replace other words. The custom input must be formatted in "Rules:" like this:
from,to
replaceme,imreplaced
ex1,ex2
Click on an option again to disable.