Chromium's base, which is like STL but better and more feature rich, also with an excellent code browser https://source.chromium.org/chromium/chromium/src/+/mas

Chromium's base, which is like STL but better and more feature rich, also with an excellent code browser https://source.chromium.org/chromium/chromium/src/+/master:base/ https://source.chromium.org/chromium/chromium/src/+/master:b.... Also Google's Abseil, very modern C++ patterns and containing some unexpectedly deep designs for apparently simple things. https://source.chromium.org/chromium/chromium/src/+/master:third_party/abseil-cpp/absl/ https://source.chromium.org/chromium/chromium/src/+/master:t...