module Kernel; def d; require 'ruby-debug'; debugger; end; end

LineCache is a module for reading and caching lines. This may be useful for example in a debugger where the same lines are shown many times. This version works only with a Ruby 2.0 or greater.

Easily enable ruby-debugger for use with Pow!

Stop in a C debugger when a Ruby method is called

Better rails debugger can analyze memory issues only by the moment, but performance is planned.

Tool to print out data encapsulated in hashtags to the server logs.

Help the user get to a place where the speedy F8/F10/F11/etc keys work. == Pry F-Keys [+F4+] ls -l (show all locally-defined variables and values) [+F5+] whereami (show the code context) [+F6+] up (a frame, depends on pry-stack_explorer, as does the next one) [+F7+] down [+F8+] continue (dep...

mrubyc-debugger is a TUI (text user interface) tool that runs mruby/c tasks as CRuby ::Thread on your terminal

invoke debugger if spec fails

Sky Trivial Debugger

Handful collection of fnuctions and classes that helps debug you app. It's my personal gem. If you're a put debugger like me you're going to like it.

Lita plugin debugger

Wraps rendered templates with html comments showing the template path. Also throws in some meta tags which are easier to copy/paste in devtools. To use, call `RailsTemplateDebugger.debug_templates`, e.g. in config/environments/development.rb

Poor man's debugger heavily inspired by PySnooper

Easily use rack-debug on rails projects

must_be provides runtime assertions which can easily be disabled in production environments. Likewise, the notifier can be customized to raise errors, log failure, enter the debugger, or anything else.

openMSX-Builder is used for building the latest SVN checkouts of openMSX and openMSX-Debugger from their sourceforge repository. It also supports publishing the created builds to an external location via scp, announcing successfully published builds via Twitter and reporting build-errors via ...

A set of patches to Ruby MRI 1.9.3 and 1.9.2 that adds run-time introspection, a call frame object, and other run-time support for things like debuggers. Necessary patches and some simple patch code are found in the git repository. See https://github.com/rocky/rb-threadframe/wiki/How-to-Install ...

Rotlib is rot13,rot47,hex,url.. encoding and rot debugger.

XML interface for debugger