vista
slot_map
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vista
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Reference Views - header-only library (view vector as a map)
See also https://github.com/breese/vista/blob/develop/doc/map_view.adoc
slot_map
What are some alternatives?
lfbb - A Lock Free Bipartite Buffer Library written in standard C11
fifo_map - a FIFO-ordered associative container for C++
ringbuf - An STL-like ring buffer for C++11.
flecs - A fast entity component system (ECS) for C & C++
span-lite - span lite - A C++20-like span for C++98, C++11 and later in a single-file header-only library
nebula - Nebula is an open-source and free-to-use modern C++ game engine.
lockfree - A collection of lock-free data structures written in standard C++11
apecs - A petite entity component system
ring-span-lite - ring-span lite - A C++yy-like ring_span type for C++98, C++11 and later in a single-file header-only library
entt - Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more
supernova - Game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design