ranges topic
cjdb-ranges
A reference implementation for C++20 ranges
gofileseq
A library for parsing/building frame ranges and sequences. A port of the python fileseq library, for Go and C++(https://github.com/justinfx/fileseq)
phobos
The standard library of the D programming language
scnlib
scanf for modern C++
text
A spicy text library for C++ that has the explicit goal of enabling the entire ecosystem to share in proper forward progress towards a bright Unicode future.
programming-with-cpp20
Companion source code for "Programming with C++20 - Concepts, Coroutines, Ranges, and more"
concepts-primer
Primer for C++ Concepts
ranger
Generate simple index ranges in C++ and CUDA C++
Rangeable
Transform input range elements into something prettier and more configurable.