Top 5 C self-hosting Projects

SmallerC

2 1,311 5.2 C

Simple C compiler

Project mention: Cwerg: C-like language that can be implemented in 10kLOC | news.ycombinator.com | 2024-03-21

shecc

6 1,038 8.7 C

A self-hosting and educational C optimizing compiler

Project mention: A self-hosting and educational C optimizing compiler | news.ycombinator.com | 2024-01-07

Yes, consider the case of shecc. It requires just a handful of C code lines to interpret directives set in the C preprocessor. Unlike relying on existing tools like cpp, as, or ld, shecc stands alone as a minimalist cross-compiler. This design could be particularly beneficial for students delving into the study of compiler construction. See https://github.com/sysprog21/shecc/blob/master/src/lexer.c#L...

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.
amacc

2 996 3.9 C

Small C Compiler generating ELF executable Arm architecture, supporting JIT execution

Project mention: Best practice to store context for a C compiler | /r/Compilers | 2023-06-20

amacc

One

1 275 8.2 C

One (onelang) is an open-source system programming language that makes it easy to build reliable, efficient and performant software. (release as soon) 1️⃣ 🕐 🩱 (by One-Language)
xcc

1 168 9.7 C

Toy C compiler for x86-64/aarch64/riscv64/wasm
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.

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).