Alternatives and similar repositories for SI

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

• martinmoene / span-lite
  span lite - A C++20-like span for C++98, C++11 and later in a single-file header-only library
  ☆498Updated 11 months ago
• rollbear / strong_type
  An additive strong typedef library for C++14/17/20
  ☆438Updated 4 months ago
• joboccara / NamedType
  Implementation of strong types in C++
  ☆794Updated 2 years ago
• bfgroup / Lyra
  A simple to use, composable, command line parser for C++ 11 and beyond
  ☆518Updated last week
• martinmoene / expected-lite
  expected lite - Expected objects in C++11 and later in a single-file header-only library
  ☆465Updated 2 months ago
• beached / daw_json_link
  Fast, convenient JSON serialization and parsing in C++
  ☆489Updated 3 weeks ago
• mpusz / mp-units
  The quantities and units library for C++
  ☆1,206Updated last month
• ned14 / outcome
  Provides very lightweight outcome<T> and result<T> (non-Boost edition)
  ☆750Updated last week
• StableCoder / cmake-scripts
  Easy-to-add enhancements for any C/C++ CMake project. Including AFL fuzzing, code-coverage, Thread/Address/Leak/Address/Undefined saniti…
  ☆636Updated 8 months ago
• p-ranav / structopt
  Parse command line arguments by defining a struct
  ☆492Updated 7 months ago
• tcbrindle / span
  Implementation of C++20's std::span for older compilers
  ☆352Updated 2 years ago
• snitch-org / snitch
  Lightweight C++20 testing framework.
  ☆284Updated last month
• foonathan / type_safe
  Zero overhead utilities for preventing bugs at compile time
  ☆1,581Updated 8 months ago
• TartanLlama / optional
  C++11/14/17 std::optional with functional-style extensions and reference support
  ☆893Updated 11 months ago
• boostorg / leaf
  Lightweight Error Augmentation Framework
  ☆328Updated this week
• eliaskosunen / scnlib
  scanf for modern C++
  ☆1,186Updated this week
• standardese / standardese
  A (work-in-progress) nextgen Doxygen for C++
  ☆956Updated 11 months ago
• lefticus / json2cpp
  Compiles JSON into static constexpr C++ data structures with nlohmann::json API
  ☆272Updated last year
• TheLartians / Format.cmake
  💅 Stylize your code! Automatic clang-format and cmake-format targets for CMake.
  ☆167Updated 5 months ago
• approvals / ApprovalTests.cpp
  Native ApprovalTests for C++ on Linux, Mac and Windows
  ☆325Updated 3 weeks ago
• rollbear / trompeloeil
  Header only C++14 mocking framework
  ☆845Updated last month
• jeremy-rifkin / libassert
  The most over-engineered C++ assertion library
  ☆624Updated this week
• boost-ext / ut
  C++20 μ(micro)/Unit Testing framework
  ☆1,336Updated last month
• quicknir / wise_enum
  A reflective enum implementation for C++
  ☆291Updated last year
• Kaaserne / cpp-lazy
  C++11 (and onwards) library for lazy evaluation
  ☆356Updated this week
• boost-ext / te
  C++17 Run-time Polymorphism (Type Erasure) library
  ☆477Updated 2 months ago
• cbeck88 / visit_struct
  A miniature library for struct-field reflection in C++
  ☆564Updated 2 months ago
• Neargye / semver
  Semantic Versioning for modern C++
  ☆322Updated 2 months ago
• mpark / variant
  C++17 `std::variant` for C++11/14/17
  ☆691Updated 2 years ago
• gsl-lite / gsl-lite
  ISO C++ Core Guidelines Library implementation for C++98, C++11 up
  ☆937Updated this week