Deelay.me

Delay proxy for http resources

Slow loading resources (images, scripts, etc) can break your code. Test it simulating unexpected network conditions applied to specific resource.

How to use it? Change your resource link to


delay in milliseconds

<img src="http://deelay.me/ 1000 / http://mysite.com/image.gif">

original url

and watch it sloooooowing down


You can also install local deelay.me server via ruby gems


$ gem install deelay
$ deelay

== Sinatra/1.3.3 has taken the stage on 4567 for development with backup from Thin
Thin web server (v1.4.1 codename Chromeo)
Maximum connections set to 1024
Listening on 0.0.0.0:4567, CTRL+C to stop

And use it locally:

<img src="localhost:4567/1000/http://mysite.com/image.gif">