It is rumored to be a 135-gigabyte (or sometimes 1.35 TB) collection of "forbidden" data. Speculation ranges from blueprints for futuristic technology and classified government documents to hyper-realistic simulations of human consciousness.
The story typically begins on message boards like 4chan or early 2010s paranormal forums. A user claims to have found a massive, password-protected .rar file on a forgotten server or a deep-web directory. According to the lore: megaproject135.rar
The name follows a specific naming convention used by early "warez" groups and leakers to make files seem official and intimidating. It is rumored to be a 135-gigabyte (or sometimes 1
It shares many similarities with other famous internet mysteries like Cicada 3301 or the Sad Satan game, where the allure is the search for the file rather than the file itself. A user claims to have found a massive, password-protected
It gained new life in the 2020s through "Internet Iceberg" videos on YouTube and TikTok, where it is often placed in the deeper tiers as an example of "Lost Media" or "Dark Web Mysteries."