ChemBase
Build with GCC 3.2 (mingw special 20020817-1) from DEV-CPP 4.9.8.0 (2003). Pure C and Win32API application, no GMO required (like msvcrt.dll, .NET Framework, Visual Studio Redistributable and so on). Tested under Windows 98, Windows XP, Windows 10, so should work anywhere.
Softpedia Editor's review (you can download binary "ChemBase.exe" and database file here):
https://www.softpedia.com/get/Science-CAD/ChemBase.shtml
Software homepage (you can download binary "ChemBase.exe" and database file here):
http://systools.losthost.org/?misc#chembase
Licensed under the Apache License, Version 2.0 (the "License") - see LICENSE file.