> Their 2016 financial statements (I couldn't find anything newer) are available: > https://assets.mozilla.net/annualreport/2016/2016_Mozilla_Au.. https://asse

> Their 2016 financial statements (I couldn't find anything newer) are available: > https://assets.mozilla.net/annualreport/2016/2016_Mozilla_Au.. https://assets.mozilla.net/annualreport/2016/2016_Mozilla_Au.... > tl;dr: In 2016 they spent over $250k on software development as a line-item, out of about $500k in revenue total. It's by far their biggest budget item. The numbers are actually $250 million and $500 million. All the tables this report (as well as a newer one I have to search the link for) list the figures in thousands.