Cap'n Proto topic
Cap’n Proto is an insanely fast data interchange format and capability-based RPC system. Think JSON, except binary. Or think Protocol Buffers, except faster.
CppSerialization
Performance comparison of the most popular C++ serialization protocols such as Cap'n'Proto, FastBinaryEncoding, Flatbuffers, Protobuf, JSON
go-capnp
Cap'n Proto library and code generator for Go
capnp-rpc
Cap'n Proto RPC implementation
binary-json-size-benchmark
See https://benchmark.sourcemeta.com for the latest version of this benchmark
cpp-serialization-benchmark
Comparison of C++ Serialization Libraries for Graph Data
sandstorm
Sandstorm is a self-hostable web productivity suite. It's implemented as a security-hardened web app package manager.