Top 11 C Lexer Projects

flex

9 3,421 7.8 C

The Fast Lexical Analyzer - scanner generator for lexing in C and C++ (by westes)

Project mention: How to provide input file for Flex++? | /r/Compilers | 2023-09-05

I am using Flex++, which is Flex for C++ and I am having trouble setting the input file. Flex++ uses the FlexLexer class provided in FlexLexer.h to create the lexer object(https://github.com/westes/flex/blob/master/src/FlexLexer.h). In my main function I have

libfsm

2 897 8.4 C

DFA regular expression library & friends
WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
Melang

8 412 7.9 C

A script language of time-sharing scheduling coroutine in single thread

Project mention: A Time-Sharing Scheduling Coroutine Script Language | /r/programming | 2023-12-05

ocean

9 167 0.0 C

Programming language that compiles into a x86 ELF executable.
gherkin

1 146 9.4 C

A parser and compiler for the Gherkin language. (by cucumber)

Project mention: Is BDD alive in C++ ? | /r/cpp | 2023-05-30

I would not recommand the C++ version of Cucumber because as you mentioned it's deprecated for a while now. However, if you still want to use the Cucumber syntax, you can rely on the [C gherkin parser](https://github.com/cucumber/gherkin/tree/main/c)

pl0c

5 122 0.0 C

Self-hosting PL/0 to C compiler to teach basic compiler construction from a practical, hands-on perspective.
clex

9 87 3.0 C

clex is a simple lexer generator
InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
stutter

1 73 1.8 C

Implement a Lisp, in C, from scratch, no libs (by mkirchner)
ravi-compiler

2 63 0.0 C

Parser and compiler for Ravi and Lua
KAI

1 13 4.8 C

KAI is a distributed computing model written in modern C++ and is cross-plaftorm. Using custom language translators and an executor, KAI provides full reflection, persistence and cross-process communications without having to modify existing source code. KAI Comes with an automated, generational tricolor garbage collector, and Console- and Window-based interfaces.
cmdcalc

1 0 0.0 C

A simple command line calculator

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2023-12-05.