Lunar is a safe and easy to use DLL Injector.
Lunar shows you all the available processes and DOESN'T gets flagged by Windows Defender. Other anti-virus might flag it, but it's 100% safe to use.
Download it here.
For the IGCS Source Code (used parts of the source code and kinda copied the design).
Frans, if you ever read this, this is NON-PROFIT, and I credited you properly. If there is any problem, please contact me and I will delete this repository IMMEDIATELY.