Alternatives and similar repositories for multi_index

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

• taocpp / tuple
  Compile-time-efficient proof-of-concept implementation for std::tuple
  ☆94Updated last month
• boostorg / pool
  Boost.org pool module
  ☆57Updated last month
• boostorg / atomic
  Boost.Atomic
  ☆67Updated last month
• boostorg / circular_buffer
  Boost.org circular_buffer module
  ☆64Updated last month
• boostorg / unordered
  Boost.org unordered module
  ☆86Updated this week
• boostorg / type_traits
  Boost.org type_traits module
  ☆64Updated last week
• boostorg / intrusive
  Boost.org intrusive module
  ☆63Updated 3 weeks ago
• boostorg / variant2
  A never-valueless, strong guarantee implementation of std::variant
  ☆71Updated last week
• jamboree / CxxFunctionBenchmark
  benchmark for various C++ function implementations; focus on invocation time
  ☆98Updated 7 years ago
• boostorg / container
  STL-like containers from Boost
  ☆116Updated this week
• boostorg / stl_interfaces
  A C++14 and later CRTP template for defining iterators
  ☆76Updated last month
• executors / executors-impl
  A prototype implementation of the executors proposal
  ☆86Updated 6 years ago
• executors / executors
  A proposal for a executor programming model for ISO C++
  ☆141Updated 5 years ago
• boostorg / describe
  A C++14 reflection library
  ☆78Updated last month
• boostorg / mpl
  Boost.org mpl module
  ☆62Updated last month
• boostorg / process
  Boost Process
  ☆138Updated 2 weeks ago
• boostorg / outcome
  Provides very lightweight outcome<T> and result<T> (Boost edition)
  ☆47Updated last week
• ogiroux / atomic_wait
  Sample implementation of C++20 atomic_wait/notify
  ☆62Updated 6 years ago
• potswa / cxx_function
  Prototype for new std::function features, compatible with C++11.
  ☆47Updated 5 years ago
• boostorg / coroutine2
  Boost.Coroutine2
  ☆136Updated last month
• boostorg / dynamic_bitset
  Boost.org dynamic_bitset module
  ☆44Updated 2 weeks ago
• boostorg / sort
  Boost.Sort
  ☆56Updated this week
• boostorg / signals2
  Boost.org signals2 module
  ☆85Updated last week
• josuttis / jthread
  C++ class for a joining and cooperative interruptible thread (should become std::jthread)
  ☆197Updated 4 years ago
• boostorg / fusion
  Boost.org fusion module
  ☆49Updated last week
• romange / gaia
  C++ framework for rapid server development
  ☆76Updated last year
• Tessil / array-hash
  C++ implementation of a fast and memory efficient hash map and hash set specialized for strings
  ☆185Updated 2 months ago
• viboes / std-make
  C++ generic make factory
  ☆108Updated 6 years ago
• executors / futures
  A proposal for a futures programming model for ISO C++
  ☆23Updated 7 years ago
• boostorg / yap
  A C++14-and-later expression template library
  ☆109Updated last month