Aristarch 4.50
UCI engine of Stefan Zipproth

ChessBase winboard adapter
Old adapter for winboard engines

ChessDiag
Utility to visualize, create, read and edit FEN lines
Author: Manfred Rosenboom

CSS Online Masters
All 240 games / winner Gandalf 6.0 Beta

CSNV 6th Leiden 2006
63 games / winner Rybka

CTG-Book 5moves
Book made by Michael Scheidl

ELOStat v1.1c32
ELO calculations with PGN (also for Win XP)
Author: Frank Schubert

Engines ChessBase native (ChessBase)

Engines UCI (Alex Schmidt)

Engines Winboard (Leo Dijksman)
ChessBase, UCI and Winboard engines

List 5.12
UCI engine of Fritz Reul

Matches
Computers vs computers, engine/engine matches

Openings: Drawbook and All Noomen book
Source: Gerhard Sonnabend's Homepage

Openings: 5moves.ctg (short book)
Source: Michael Scheidl

PGN manipulator
Author: David Barnes (GB)

Pro Deo 1.0
Very strong free chess program
Winboard / UCI engine for ChessBase-GUI,
ChessPartner-GUI and Arena-GUI
Source Ed Schröder

REBEL 12 (beta 1.01)
Strongest free chess program, runs on all
Windows platforms except Windows XP
Source: Ed Schröder

SCID
Free chess database
Author: Shane Hudson

WB Autoplayer 232
Author: Eberhard Broeger

Winboard Engine Manager
Source:  Thomas McBurney