This extension is used by squares.io to download crossword puzzles from the NYT and other sites. (Because of how web browsers handle security, downloads from external sites requires an extension.)
You can Follow the below Step By Step procedure to install the squares.io puzzle downloader Chrome Extension to your Chrome Web browser.
It is the squares.io puzzle downloader Chrome extension download link you can download and install Chrome Browser.
Crosswords from Wikipedia articles in more than 250 languages
Provides additional functionality on the http://regexcrossword.com/ website: valid clue indicators, load/save puzzles
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Puts a board in all Reddit pages with PGNs marked by [pgn][/pgn]
Interact with a Jeopardy! game on the J-Archive website.