Daniel level series 02
(30 sp. level wad)
dal02.wad

Author: Daniel
Not port specific, Doom2 wad.
Good design.
Quite playable.
Hard levels.

Darkening (11 sp. level wad)
darkening.wad

Author: The Darkening team
Not port specific, Doom2 wad.
Good levels.
Very well playable.
"Hell on Earth" style

Darkening 2.
(12 sp. level wad)
darkening2.wad

Author: The Darkening team
Not port specific, Doom2 wad.
Very good architectured levels.
Well playable.
Lots of new textures

Demonfear
(32 sp. level wad)
dmonfear.wad

Author: Adam Winsdor
Not port specific, Doom2 wad.
Good design, no misalignments.
Quite playable, but
too much Arch-viles.
Short, but hard levels.

Doom32
(32 sp. level wad)
doom32.wad

Author: http://www.netins.net/showcase/ironlich/32/
Not port specific, Doom2 wad.
Quite good design.
Playable,
but sometimes Arch-viles.
Complex, hard levels.

Dimensions of Time
(32 sp. level wad)
dot.wad

Author: Matt Tropiano
Not port specific, Doom2 wad.
Quite good design.
Playable,
but too much Arch-viles.
Short, but hard levels.
Map03 music excellent selection!