[PHPStan]: https://phpstan.org/

[Psalm]: https://psalm.dev/

[Webmozart Assert]: https://github.com/webmozarts/assert

[ICU library]: https://unicode-org.github.io/icu/

[ICU documentation]: https://unicode-org.github.io/icu/userguide/format_parse/messages/

[contributors]: https://github.com/CuyZ/Valinor/graphs/contributors