There are a number of documents available:

* Release documentation

* Roadmap Pointers to various resources, with a focus on getting VSTa installed.
* Release Notes A running list of major changes.

* Papers

* Overview "An Overview of the VSTa Microkernel" by Andy Valencia
* Capabilities A description by David Jeske of the unique and highly flexible protection system of VSTa.
* More Capabilities A companion paper by Andy Valencia with nuts and bolts details of configuring protections.
* Exec Details of how VSTa creates processes.
* SCSI "SCSI Device Driver Writer's Guide" by Mike Larson.
* vstafs Describes an optional contiguous allocation filesystem.
* fsproto "An Introduction to the VSTa Filesystem Protocol"
Eric Jacobs describes microkernel messages which implement filesystem I/O.
* crash "What to do When Your Kernel Crashes"
Basic tasks needed to gather enough information for a kernel hacker to help you.

* Outdated

* boot Somewhat outdated, but still containing interesting technical details of how a microkernel boots.

* How To

* vmware Describes how to install VSTa 1.6.8 in VMWare.
* Chat Archive of general discussions, not archived elsewhere.

* Development

When you start writing code for (or under) VSTa, these papers might be useful:

* Design A mix of philosophy and mundane things (like coding styles).
* TenCommand How to be a better C programmer, by Henry Spencer.
* select A recipe for building a server which supports select().