A REPL for PHP

Drush is a command-line shell and scripting interface for Drupal, a veritable Swiss Army knife designed to make life easier for those who spend their working hours hacking away at the command prompt.

Interactive shell

A REPL for PHP built into Composer (using PsySH)

REPL for SilverStripe, powered by Psysh. Interactively debug and tinker with a sliver of your code.

Interactive shell (REPL) for REDAXO via PsySH

WordPress PHP Console powered by PsySH

Interact with Symfony's container on the command line

PsySh + standalone Eloquent quickstart

A REPL for Yii framework inspired by Laravel's Artisan Tinker

Integration between psysh and ZF1

PsySh the runtime developer console, interactive debugger and REPL for PHP, a demo.