*[http://jacquelin.potier.free.fr/winapioverride32/ WinAPIOverride] - is an advanced api monitoring software for 32 and 64 bits processes. You can monitor and/or override any function of a process.
*[http://www.rohitab.com/apimonitor Rohitab API Monitor] - is a free software tool that lets you monitor and control API calls made by applications and services. Its a powerful tool for seeing how applications and services work or for tracking down problems that you have in your own applications.
*[https://github.com/hasherezade/tiny_tracer tiny_tracer] - is a Pin Tool for tracing API calls including parameters of selected functions, selected instructions RDTSC, CPUID, INT, inline system calls inc parameters of selected syscalls and more.
=====Electronics Design Automation [[Wikipedia:Electronic_design_automation|(EDA)]] Suite for Developing Custom PCB's=====
*[https://www.kicad.org/ KiCadKiCAD] - is a free software CAD suite for electronic design automation (EDA). It facilitates the design and simulation of electronic hardware. It features an integrated environment for schematic capture, PCB layout, manufacturing file viewing, ngspice-provided SPICE simulation, and engineering calculation.
*[https://easyeda.com/ EasyEDA] - EasyEDA is a web-based EDA tool suite that enables hardware engineers to design, simulate, share - publicly and privately - and discuss schematics, simulations and printed circuit boards. It can also be used [https://docs.easyeda.com/en/FAQ/Client/index.html offline].