no updates since December 2018 and sadly no previews anymore because of flash, but it's perfectly sorted into dozens of subgenres.[^1] literary tonnes of nice free psychedelic stuff

Ektoplazm is a distribution portal and netlabel group devoted to psychedelic trance (psytrance), a distinct form of electronic dance music and a vibrant global counterculture. Founded in 2001 by Basilisk, Ektoplazm is now the world’s largest distributor of free (and legal) psytrance music specializing in high-quality Creative Commons-licensed content from netlabels and independent artists, all released in MP3 and lossless CD-quality FLAC and WAV formats

there's already quite a backup on archive, i found 692 and 6522 zip and rar archives, not sure if it's complete.

[^1]: Progressive · Full-On · Darkpsy · Downtempo · Twilight · Goa · Techno · Morning · Forest · Zenonesque · Deep Trance · Hi-tech · Glitch · Techtrance · Psycore · Psy Dub · Experimental · Bass Music · Suomi · Ambient · Minimal · IDM · Psybreaks · Uplifting · Organic