PsySH

A runtime developer console, interactive debugger and REPL for PHP.

Install

Download directly:

wget https://psysh.org/psysh
chmod +x psysh
./psysh

Or install via Composer:

composer require psy/psysh

Or install globally:

composer global require psy/psysh

Features

• A powerful interactive REPL (Read-Eval-Print Loop)
• Built-in doc command for inline PHP documentation
• The show command to view source code for any function, class, or method
• Tab completion for classes, functions, variables, and more
• An interactive debugger; drop eval(\Psy\sh()) anywhere in your code
• Reflection and introspection with ls; explore any class, object, or namespace
• Exception handling; forgot to catch one? Use wtf to see it
• Proper namespace support; most PHP shells are terrible at this
• Show, search, save, and replay your shell history
• Laravel Tinker, Drush, WP-CLI, and other framework integrations

Documentation

• PsySH Wiki
• Configuration Guide
• Built-in Commands
• GitHub Repository

About

PsySH is created and maintained by Justin Hileman. It is open source under the MIT License.

This interactive version runs PHP in your browser using PHP-WASM and xterm.js.