QSINIT had been updated (2017/02/28):
- Binary: ftp://220.127.116.11/public/QS/QS_LDR.ZIP
- Source Code and SDK: ftp://18.104.22.168/public/QS/QS_SDK.ZIP
QSINIT is a small 32-bit something (you may call it an operating system, or a "small DOS"), that you can write applications for, and that may act as an OS/2 kernel bootloader.
The author of this software, Dmitry Zavalskov, has reserved the copyright to himself. The binary is released as freeware, the source code as freeware for non-commercial use.