Alternatives and similar repositories for expected

Users that are interested in expected are comparing it to the libraries listed below

• foonathan / type_safe
  Zero overhead utilities for preventing bugs at compile time
  ☆1,585Updated 9 months ago
• eliaskosunen / scnlib
  scanf for modern C++
  ☆1,188Updated this week
• serge-sans-paille / frozen
  a header-only, constexpr alternative to gperf for C++14 users
  ☆1,428Updated 3 months ago
• boost-ext / ut
  C++20 μ(micro)/Unit Testing framework
  ☆1,341Updated last month
• martinus / nanobench
  Simple, fast, accurate single-header microbenchmarking functionality for C++11/14/17/20
  ☆1,558Updated 8 months ago
• TartanLlama / optional
  C++11/14/17 std::optional with functional-style extensions and reference support
  ☆895Updated last year
• felixguendling / cista
  Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.
  ☆2,036Updated 3 weeks ago
• Neargye / nameof
  Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum
  ☆2,202Updated 8 months ago
• eyalz800 / zpp_bits
  A lightweight C++20 serialization and RPC library
  ☆851Updated 2 months ago
• foonathan / memory
  STL compatible C++ memory allocator library using a new RawAllocator concept that is similar to an Allocator but easier to use and write.
  ☆1,542Updated 3 weeks ago
• joboccara / NamedType
  Implementation of strong types in C++
  ☆796Updated 2 years ago
• gsl-lite / gsl-lite
  ISO C++ Core Guidelines Library implementation for C++98, C++11 up
  ☆943Updated 3 weeks ago
• aantron / better-enums
  C++ compile-time enum to string, iteration, in a single header file
  ☆1,764Updated last year
• foonathan / lexy
  C++ parsing DSL
  ☆1,089Updated last week
• boostorg / pfr
  std::tuple like methods for user defined types without any macro or boilerplate code
  ☆1,398Updated last week
• veselink1 / refl-cpp
  Static reflection for C++17 (compile-time enumeration, attributes, proxies, overloads, template functions, metaprogramming).
  ☆1,155Updated 2 years ago
• jeremy-rifkin / cpptrace
  Simple, portable, and self-contained stacktrace library for C++11 and newer
  ☆1,087Updated this week
• ldionne / dyno
  Runtime polymorphism done right
  ☆1,009Updated 4 years ago
• ned14 / outcome
  Provides very lightweight outcome<T> and result<T> (non-Boost edition)
  ☆752Updated 2 weeks ago
• getml / reflect-cpp
  A C++20 library for fast serialization, deserialization and validation using reflection. Supports JSON, Avro, BSON, Cap'n Proto, CBOR, fl…
  ☆1,427Updated last week
• ned14 / llfio
  P1031 low level file i/o and filesystem library for the C++ standard
  ☆954Updated 3 weeks ago
• marzer / tomlplusplus
  Header-only TOML config file parser and serializer for C++17.
  ☆1,769Updated last week
• mpusz / mp-units
  The quantities and units library for C++
  ☆1,208Updated last week
• facebookexperimental / libunifex
  Unified Executors
  ☆1,604Updated 3 months ago
• joboccara / pipes
  Pipelines for expressive code on collections in C++
  ☆827Updated 7 months ago
• mpark / variant
  C++17 `std::variant` for C++11/14/17
  ☆692Updated 2 years ago
• jbaldwin / libcoro
  C++20 coroutine library
  ☆781Updated last week
• standardese / standardese
  A (work-in-progress) nextgen Doxygen for C++
  ☆956Updated last year
• fraillt / bitsery
  Your binary serialization library
  ☆1,162Updated 4 months ago
• rollbear / trompeloeil
  Header only C++14 mocking framework
  ☆848Updated last month