BMDFM (Binary Modular DataFlow Machine)
   Automatical parallel execution of sequential applications on SMP computers. Identifies all parallelism by static and dynamic scheduling. No parallelizing directives are required. Uses Dataflow.
   http://bmdfm.de/

Eiffel Parallel Execution Environment
   An object oriented design framework for programming distributed memory parallel computers. Publications bibliography.
   http://www.irisa.fr/pampa/EPEE/epee.html

Harness Project
   Papers about research into a parallel plug-in interface and distributed peer-to-peer control builds on the concept of the Distributed Virtual Machine.
   http://www.epm.ornl.gov/harness/

HeNCE
   Heterogeneous Network Computing Environment is a software environment designed to help programmers write parallel programs. Source code and users guide.
   http://www.netlib.org/hence/

IRSR - Invisionix Roaming System Remote
   Grid Computing style metasystem which utilizes the internet's exisiting web hosting 'grid' as its platform. It's effectively a distributed private/portable PC system built by integrating existing Open Source components.
   http://www.sourceforge.net/projects/irsr/

P4
   Macros and subroutines for writing parallel programs in both C and Fortran. Manual, papers, and source code.
   http://www-fp.mcs.anl.gov/~lusk/p4/

Proteus Programming System
   An architecture-independent parallel programming language, with translators for specific environments. Papers and binaries.
   http://www.cs.unc.edu/Research/proteus/

Tons Of Numerical Services
   To produce a computing environment that will provide an alternative to MatLab, Octave, RLab, and the others (maybe even C/Fortran + MPI). The environment will have to consist of a good language, visualization capabilities, and an effective computing engin
   http://www.sslug.dk/TONS/

TreadMarks - Distributed Shared Memory System
   Provides a global shared address space across a cluster. Papers and documentation.
   http://www.cs.rice.edu/~willy/TreadMarks/overview.html

Tuning and Analysis Utilities
   A visual programming and performance analysis environment. Papers and manual.
   http://www.cs.uoregon.edu/research/paracomp/tau/tautools/