- * **Operating systems**: Linux (Ubuntu, Red Hat, Fedora, Debian, Arch, SuSE, uClinux), MacOS X, Solaris 6 to 9,
- NetBSD, AmigaOS, Windows
- * **Development Tools**: GCC toolchain (contributor), LLVM, MSVC, XCode, Codewarrior, IAR, Code Composer Studio, BSO Tasking
- * **Frameworks and APIs**: POSIX, Qt, Gtk, OpenGL, STL/Boost, WIN32, MFC, Protobufs, Google APIs
- * **Programming Techniques**: OOP, template metaprogramming, multithreading, real-time and event-driven systems
- * **Version Control**: Git, Subversion, Perforce, CVS, Clearcase, Source Safe
+ * **Operating systems**: Linux (Arch, Red Hat, Fedora, Ubuntu, Debian, uClinux), Android, MacOS, Solaris, NetBSD, AmigaOS, Windows
+ * **Development Tools**: GCC (contributor), Clang, VSCode, XCode
+ * **Embedded Compilers**: Codewarrior, IAR, Code Composer Studio, BSO Tasking, SAS/C
+ * **Frameworks and APIs**: POSIX, Web****Assembly, Qt, OpenGL, Win32, Protobufs
+ * **Programming Styles**: OOP, functional programming, template metaprogramming, event-driven, real-time, multithreaded
+ * **Version Control**: Git (self-hosted, GitHub and GitLab), Perforce, Subversion