Parallel related information

Software
MPICH - MPI for Linux and Windows
Lahey (Fujitsu) Comiler
Old parallel benchmarks
ScaLAPACK (Parallel matrix libraries)
Vampir (MPI monitoring)
National HPCC software exchange
GeoFEM (RIST)
MOSIX Scaleable Computing
Beowulf-underground - Clustering News
Sourceforge Clustering News
The original Beowulf site (scyld)
ROCKS - Cluster Installation
IBM Linux Development site
Supercomputing.org - Supercomputing Info
MIT Beowulf GURU
LCIC - Linux Clustering Information Center
Oscar - installer (active on Sourceforge)
SCE - installer (not very active on Sourceforge)
CACR page
Microsoft's Windows 2000 HPC page
IEEE Cluster 2001 presentations