Hashmaps VS flat_map

Compare Hashmaps vs flat_map and see what are their differences.

Hashmaps

Various open addressing hashmap algorithms in C++ (by goossaert)

flat_map

Header only associative linear container. (by Flast)
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Hashmaps flat_map
0 0
226 15
- -
0.0 8.6
6 days ago about 1 month ago
C++ C++
MIT License MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

Hashmaps

Posts with mentions or reviews of Hashmaps. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning Hashmaps yet.
Tracking mentions began in Dec 2020.

flat_map

Posts with mentions or reviews of flat_map. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning flat_map yet.
Tracking mentions began in Dec 2020.

What are some alternatives?

When comparing Hashmaps and flat_map you can also consider the following projects:

C++ B-tree - Git mirror of the official (mercurial) repository of cpp-btree

pybind11 - Seamless operability between C++11 and Python

Optional Argument in C++ - Named Optional Arguments in C++17

Hopscotch map - C++ implementation of a fast hash map and hash set using hopscotch hashing

FunctionalPlus - Functional Programming Library for C++. Write concise and readable C++ code.

Inja - A Template Engine for Modern C++

sparsehash-c11 - Experimental C++11 version of sparsehash

sparsehash - C++ associative containers

function2 - Improved and configurable drop-in replacement to std::function that supports move only types, multiple overloads and more

LSHBOX - A c++ toolbox of locality-sensitive hashing (LSH), provides several popular LSH algorithms, also support python and matlab.