The source for Replete REPL is hosted on GitHub: https://github.com/replete-repl. The source for Replete REPL is hosted on GitHub: https://github.com/replete-repl.
If you'd like to contribute, check it out, and take a look at the open issues lists in the repositories.
This documentation is also hosted in the Replete REPL GitHub organization, in the replete-site repository. So, if you find improvements that can be made, feel free to submit PRs!