For some time, this site has provided a compilation of programs: DosStart.zip: compilation of programs, which has included:

dosstart.txt
describes software
Load CONFIG.SYS files from the command line
DevLoad
From the command line, run files that are designed to be able to be loaded during the time that the Config.sys lines are being processed.
  • devload.exe
  • devload-3.25.zip
  • devload-3.21.zip
ctload.exe
...
drvload.zip
...
loadsys.zip
Loadsys
Load command line files from \CONFIG.SYS
[#dswrap10]: wrapper.sys
wrap10.zip
Philip B. Gardner's program that allows a command to be run from the CONFIG.SYS (Shareware, $25). This consists of WRAPPER.SYS and other files.
FIXWRAP.ZIP
Adjusts WIn9x to be more compatible with Phil Garder's WRAPPER.SYS
Other

CONFIX.SYS is pretty awesome.

The drivers page has some more info/options.

Additional resources may include: