Personal website of Martijn Kooij, developer of Web Search Pro, PONG! Multiplayer, Grocery List Generator, Quick Locale Switcher and others extensions. Include a forum, news and scores of Football DEV 3 Doorn.

A simple, straightforward Internet Relay Chat (IRC) client.

Tints browser tabs with a color specific to the website loaded.

An open source extension designed for sighted users who want text-to-speech functionality.

Enables back and forward browsing with mouse buttons.

Saves and manages frequently-entered text for later pasting into forms and input fields.

Cluster together urls in clustertabs, as a way of sharing sites on similar topics.

Enables maintaining different cookies storage in different tabs and windows.

Maintain multiple cookie profiles and switch between them on the fly.

Makes it easy to copy a hyperlink’s associated text and paste it in several different formats, including user defined formats.