Can C++ maps be as efficient as Python dictionaries ?

This page summarizes the projects mentioned and recommended in the original post on /r/Cplusplus

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  1. parallel-hashmap

    A family of header-only, very fast and memory-friendly hashmap and btree containers.

    I use https://github.com/greg7mdp/parallel-hashmap when I need better performance of maps and sets.

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NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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Did you know that C++ is
the 7th most popular programming language
based on number of references?