The most affordable way to "get it for free" is via a trial or a ComposerCloud+ subscription
Word leaked slowly, the way moss climbs bricks: a forum post, an anonymous demo in a thread, a YouTube upload stripped of identifying markers. People called Opus a miracle, an algorithm, a ghost in the machine. A few called it dangerous. Someone else swore the plugin had written a song that cured insomnia.
Students and teachers can get up to via AcademicPacks.com. You will need a valid .edu email or student ID.
EastWest frequently offers "ComposerCloud" trials. This subscription service gives you access to every single library they make—thousands of dollars worth of gear—for a limited time at $0. Beware of "Cracked" or Pirated Downloads