Alternatives and similar repositories for flex

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

• gcc-mirror / gcc
  ☆10,527Updated this week
• akimd / bison
  GNU Bison
  ☆384Updated 3 years ago
• llvm-mirror / llvm
  Project moved to: https://github.com/llvm/llvm-project
  ☆4,602Updated 5 years ago
• llvm-mirror / clang
  Mirror kept for legacy. Moved to https://github.com/llvm/llvm-project
  ☆3,047Updated 5 years ago
• netwide-assembler / nasm
  A cross-platform x86 assembler with an Intel-like syntax
  ☆3,020Updated last week
• bminor / glibc
  Unofficial mirror of sourceware glibc repository. Updated daily.
  ☆1,803Updated this week
• libffi / libffi
  A portable foreign-function interface library.
  ☆4,061Updated this week
• Kitware / CMake
  Mirror of CMake upstream repository
  ☆7,665Updated this week
• bdwgc / bdwgc
  The Boehm-Demers-Weiser conservative C/C++ Garbage Collector (bdwgc, also known as bdw-gc, boehm-gc, libgc)
  ☆3,379Updated last week
• ninja-build / ninja
  a small build system with a focus on speed
  ☆12,560Updated this week
• lattera / glibc
  GNU Libc - Extremely old repo used for research purposes years ago. Please do not rely on this repo.
  ☆1,963Updated 7 years ago
• eliben / pycparser
  Complete C99 parser in pure Python
  ☆3,455Updated 2 months ago
• TinyCC / tinycc
  Unofficial mirror of mob development branch
  ☆2,625Updated last week
• yasm / yasm
  Yasm Assembler mainline development tree
  ☆1,431Updated last year
• drh / lcc
  The lcc retargetable ANSI C compiler
  ☆2,426Updated last year
• LuaJIT / LuaJIT
  Mirror of the LuaJIT git repository
  ☆5,341Updated 2 weeks ago
• ccache / ccache
  ccache – a fast compiler cache
  ☆2,704Updated this week
• microsoft / mimalloc
  mimalloc is a compact general purpose allocator with excellent performance.
  ☆12,287Updated 2 weeks ago
• lua / lua
  A copy of the Lua development repository, as seen by the Lua team. Mirrored irregularly. Please DO NOT send pull requests or any other st…
  ☆9,586Updated last week
• lsegal / my_toy_compiler
  My Toy Compiler. Read about how I did it at the homepage URL
  ☆851Updated last year
• google / sanitizers
  AddressSanitizer, ThreadSanitizer, MemorySanitizer
  ☆12,250Updated last week
• rui314 / 8cc
  A Small C Compiler
  ☆6,340Updated last year
• conan-io / conan
  Conan - The open-source C and C++ package manager
  ☆9,140Updated last week
• madler / zlib
  A massively spiffy yet delicately unobtrusive compression library.
  ☆6,550Updated 2 weeks ago
• rswier / c4
  C in four functions
  ☆10,496Updated last year
• yaml / libyaml
  Canonical source repository for LibYAML
  ☆1,102Updated last year
• checkedc / checkedc
  Checked C is an extension to C that lets programmers write C code with bounds checking and improved type-safety. The goal is to let peopl…
  ☆3,255Updated last year
• json-c / json-c
  https://github.com/json-c/json-c is the official code repository for json-c. See the wiki for release tarballs for download. API docs a…
  ☆3,221Updated 3 weeks ago
• boostorg / boost
  Super-project for modularized Boost
  ☆8,219Updated this week
• skvadrik / re2c
  Lexer generator for C, C++, D, Go, Haskell, Java, JS, OCaml, Python, Rust, Swift, V and Zig.
  ☆1,236Updated this week