Apache bRPC is an Industrial-grade RPC framework using C++ Language, which is often used in high performance systems such as Search, Storage, Machine Learning, Advertisement, Recommendation etc. bRPC includes: - brpc: RPC framework with rich protocols (HTTP/2, gRPC, Thrift, etc.) - bthread: M:N threading library with work-stealing scheduler - bvar: Multi-threaded counters and statistics - butil: Utility library (logging, containers, synchronization)