C++ is in the process of being standardized here are some recent drafts "working papers"
Lately there has been an interesting development concerning the FSF and Linux. RMS has named has used lignux for the configuration name for linux in the 19.31 emacs distribution. To emphasize how much the GNU project has contributed to linux, and to encourage linux'ers to not upgrade things just for linux.
Releativly recent work on linux on the osf mk mach mirokernel
A mach single singer server is an OS that has a normal kernel, that resides in user mode atop the mach. A mach multi server has multiple process that perform varios aspects of the Operating system (i.e. the Hurd).
It's kepty new by not releasing it. :) Project GNU to create this thing was only started in 1984 What will project GNU do then when they have their very own free OS? It could be devastating it's been put off so long!
According to the latest reports the GNU Hurd is almost ready for release. It is a Hird of Unix Replacing Daemons that runs on top of the Mach microkernel (macrokernel ... no that thats emacs). So it is extremely portable and should be able to run on most machines almost from the start. Then of course it must mature.
Valencia Simple Tasker. This is a microkernel OS written by Andy Valencia so he could experiment with the concecpts of Plan 9 and QNX
A Warning here I have just collected these, I don't know how many of them are junk.
These next two sites have hype on steroids.
The dos kernel and utilities will allow dos emulators that are completely GPL'ed.
These are my bookmarks that aren't well sorted yet. I'm finding it a little harder to keep up this page then I'd hoped. I'll figure it out eventually!