The Hardcore World

For oldskool and eurohouse lovers this place is undoubtly very useful.
This forum is Russian, but contains huge collection of oldskool music - over 1000 releases.

It's all in Russian, but you don't need to know it to download albums, just select desired category: Albums or Singles and genres: Rave/Hardcore, Euro 90х (eurodance, eurohouse, euro hip-hop, techno, euroreggae), Trance (progressive, goa, epic, vocal), House/Club (progressive, electro, deep, vocal, disco, speed garage) and you got a list of topics with free download links.