To-Do

- Cryptography
  - hmac_sha256 https://github.com/h5p9sl/hmac_sha256
  - ecdh        https://github.com/kokke/tiny-ECDH-c
  - TLS
- Allocators
  - Memory pool
  - Memory stack
  - Bump
- Data formats
  - UTF-8
  - JSON
  - unival
  - XML: print; get element by tag name, property; get property
- System
  - Better atomics support
  - System call, run process
  - Terminal
  - Sockets tests
- Utils
  - defer
  - parse, print
  - String builder