As of June 30th, 2025 (this years report is pending), Wikimedia has $213 million invested in corporate bonds, stocks, mutual funds, mortgage-based and US Treasury securities. This is about a $30 million uptick from 2024:
Meanwhile, their actual hosting expenses sit at $3,5 million. Should they cut benefits and grants, they can last indefinitely on their assets appreciation alone.
Exactly what the other commenter said. Grandma level, all necessary tools are straight inside Kiwix app itself.