cstl

(★ 127)

facil.io C STL - a Server Toolbox Library for C, including JSON processing, hash maps, dynamic arrays, binary strings and more.

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Download Latest Version (.zip)

- - c-cpp.yml
  - macos-c-cpp.yml
  - nightly.yml
  - release-edge.yml
  - windows.yml
  - windows_clang.yml
- compression.c
- core.c
- crypto.c
- malloc.c
- math-mul.c
- memalt.c
- mlkem.c
- ntt.c
- p256-keypair-vs-mul.c
- p256-vs-openssl.c
- rsa-sign.c
- array.c
- bstr.c
- chat.c
- client.c
- docs-examples.c
- fiobj.c
- glob.c
- json_find.c
- map.c
- server.c
- string.c
- url.c
- 2026-02-10 000 ed25519-optimization-research.md
- fio.c
- fio.h
- logo.svg
- RESP3.md
- 000 copyright.h
- 000 core.h
- 000 core.md
- 000 dependencies.h
- 001 atomics and locks.md
- 001 bit operations.md
- 001 compiler attributes.md
- 001 constant time.md
- 001 endian.md
- 001 fx86.h
- 001 header.h
- 001 linked lists.md
- 001 logging.h
- 001 logging.md
- 001 math.md
- 001 memalt.h
- 001 memalt.md
- 001 memory primitives.md
- 001 os detection.md
- 001 patches.h
- 001 random core.md
- 001 simd.md
- 001 static alloc.md
- 001 string info.md
- 001 utf8.md
- 001 vector math.md
- 001 version and settings.md
- 002 atol.h
- 002 atol.md
- 002 crc32.h
- 002 crc32.md
- 002 glob matching.h
- 002 glob matching.md
- 002 imap.h
- 002 imap.md
- 002 math.h
- 002 math.md
- 002 random.h
- 002 random.md
- 002 signals.h
- 002 signals.md
- 002 sort.h
- 002 sort.md
- 002 threads.h
- 002 threads.md
- 002 url.h
- 002 url.md
- 003 entities.h
- 003 entities.md
- 004 files.h
- 004 files.md
- 004 http1 parser.h
- 004 http1 parser.md
- 004 json.h
- 004 json.md
- 004 multipart.h
- 004 multipart.md
- 004 resp3.h
- 004 resp3.md
- 004 sock.h
- 004 sock.md
- 004 state callbacks.h
- 004 state callbacks.md
- 004 time.h
- 004 time.md
- 004 urlencoded.h
- 004 urlencoded.md
- 004 websocket parser.h
- 004 websocket parser.md
- 005 cli.h
- 005 cli.md
- 010 mem.h
- 010 mem.md
- 011 string core.h
- 011 string core.md
- 012 gfm.h
- 012 gfm.md
- 102 poll api.h
- 102 poll api.md
- 102 poll epoll.h
- 102 poll epoll.md
- 102 poll kqueue.h
- 102 poll kqueue.md
- 102 poll poll.h
- 102 poll poll.md
- 102 queue.h
- 102 queue.md
- 102 stream.h
- 102 stream.md
- 103 md2html.h
- 103 md2html.md
- 104 mustache.h
- 104 mustache.md
- 150 crypto core.h
- 150 crypto core.md
- 152 blake2.h
- 152 blake2.md
- 152 chacha20poly1305.h
- 152 chacha20poly1305.md
- 152 hkdf.md
- 152 sha1.h
- 152 sha1.md
- 152 sha2.h
- 152 sha2.md
- 152 sha2z hkdf.h
- 152 sha3.h
- 152 sha3.md
- 153 aes.h
- 153 aes.md
- 154 ed25519.h
- 154 ed25519.md
- 154 p256.h
- 154 p256.md
- 154 p384.h
- 154 p384.md
- 155 der.h
- 155 der.md
- 155 rsa.h
- 155 rsa.md
- 156 mlkem.h
- 156 mlkem.md
- 156 x509.h
- 156 x509.md
- 157 pem.h
- 157 pem.md
- 159 argon2.h
- 159 argon2.md
- 159 lyra2.h
- 159 lyra2.md
- 159 otp.h
- 159 otp.md
- 159 secret.h
- 159 secret.md
- 161 brotli-tables.h
- 162 brotli.h
- 162 brotli.md
- 162 deflate.h
- 162 deflate.md
- 190 tls13.h
- 190 tls13.md
- 200 types-overview.md
- 201 string.h
- 201 string.md
- 202 array.h
- 202 array.md
- 210 map.h
- 210 map.md
- 210 map2.h
- 249 reference counter.h
- 249 reference counter.md
- 250 fiobj.h
- 250 fiobj.md
- 400 io-overview.md
- 401 io api.h
- 401 io api.md
- 402 io types.h
- 403 io reactor.h
- 404 ipc.h
- 404 ipc.md
- 405 openssl.h
- 405 openssl.md
- 405 tls13.h
- 405 tls13.md
- 420 pubsub.h
- 420 pubsub.md
- 422 redis.h
- 422 redis.md
- 430 http api.h
- 430 http.md
- 432 http types.h
- 434 http accept.h
- 434 http1.h
- 434 sse.h
- 434 websocket.h
- 438 http.h
- 439 http.h
- 700 cleanup.h
- 700 hash testing.md
- 701 risky.md
- 702 stable64.md
- 703 stable128.md
- 720 random testing.md
- 721 fio-rand.md
- 721 rand128 macro.md
- 999 footer.h
- 999 footer.md
- include.h
- fio.c
- fio.h
- http1-audit.c
- ipc.c
- mustache-audit.c
- p256-keypair-debug.c
- pubsub-history-fanout.c
- redis.c
- tls13-openssl-roundtrip.c
- - gfm-extensions.txt
  - gfm-spec.txt
- - comments.json
  - comments.yml
  - delimiters.json
  - delimiters.yml
  - interpolation.json
  - interpolation.yml
  - inverted.json
  - inverted.yml
  - LICENSE
  - partials.json
  - partials.yml
  - README.md
  - sections.json
  - sections.yml
  - ~dynamic-names.json
  - ~dynamic-names.yml
  - ~inheritance.json
  - ~inheritance.yml
  - ~lambdas.json
  - ~lambdas.yml
- aes.c
- argon2.c
- array.c
- atol.c
- blake2.c
- brotli.c
- chacha.c
- cli.c
- compile-check.c
- core.c
- crc32.c
- crypto-core.c
- deflate.c
- der.c
- ed25519.c
- entities.c
- files.c
- fiobj.c
- fx86.c
- gfm-spec-runner.c
- gfm.c
- glob-matching.c
- hash.c
- hkdf.c
- http-handle.c
- http.c
- http1-parser.c
- imap.c
- io.c
- ipc.c
- json.c
- lyra2.c
- malloc.c
- malloc_noalloc.c
- map.c
- math.c
- md2html.c
- memalt.c
- mlkem.c
- multipart.c
- mustache-spec.c
- mustache.c
- openssl.c
- otp.c
- p256.c
- p384.c
- pem.c
- poll.c
- pubsub-history.c
- pubsub.c
- queue.c
- random.c
- redis.c
- regression.c
- resp3.c
- rsa.c
- secret.c
- sha.c
- sha3.c
- signals.c
- sock.c
- sort.c
- stream.c
- string-core.c
- string.c
- test-helpers.h
- threads.c
- time.c
- tls13-record.c
- tls13-roundtrip.c
- tls13.c
- url.c
- urlencoded.c
- ws-roundtrip.c
- ws.c
- x25519.c
- x509.c
.clang-format
.gitignore
API-STYLE.md
CHANGELOG.md
CONTRIBUTING.md
fio-stl.h
fio-stl.md
fio-stl.unified-API.md
LICENSE
makefile
README.md
SECURITY.md
TODO.md

# Installation Guide

1. Get the code

git clone https://github.com/facil-io/cstl

Downloads the entire project code from GitHub to your computer.

cd cstl

Moves into the project folder you just downloaded.

2. Make

Medium Recommended

Prerequisites

Git Needed to download the project code from GitHub.
Make Usually pre-installed on Linux/macOS. On Windows, install separately (e.g. via MSYS2 or WSL).

make tests # run all fast correctness tests