safeSERP Requires Restart

Prevents Google and Yandex from obfuscating and hijacking links in SERP.
Allows to copy/paste *direct* links from Google/Yandex search results instead of redirects.

Corrector para Português de Portugal, Pré AO1990

Corrector com grafia anterior ao (des)acordo ortográfico de 1990.

Verificador Ortográfico - Português do Brasil 4v0

Verificador Ortográfico para Português do Brasil, com milhares de palavras. Contempla os Ajustes do Acordo Ortográfico de 1990, em conformidade com as orientações da ABL. Desenvolvido pela equipe do VERO (Atualizada e corrigida)

Difazier An Drouizig

Difazier Hunspell evit ar brezhoneg
Krouet gant ar gevredigezh An Drouizig (http://www.drouizig.org)

ZapMeta

ZapMeta, the world's most intelligent cluster & meta-search engine.

Google - Belarus

Google - Belarus

ToggleDocumentColors_ Requires Restart

Adds a toolbar button and keyboard shortcut to switch between the default page colors and user-defined colors.
Firefox shortcut: Control-Shift-C
SeaMonkey shortcut: Control-K

AlltheWeb

AlltheWeb search

The Washington Post

Search The Washington Post newspaper website.

Firmy.cz

Search module for Czech companies catalog

百度翻译 translate to kor

将 百度翻译 添加到 搜索引擎列表
百度翻译 - 任意语言 翻译为 朝鲜语
建议同时安装一个右键菜单查询插件，比如 Context Search
Add Baidu Translate to the search engine list
It could translate most kind of language to Korean
Recommend installing a right click addon as well, like the Context Search

eBay search

Поиск товаров на Ebay.ru

Merriam-Webster Thesaurus

The Merriam-Webster Thesaurus

Arch Linux AUR Search

Search Arch User Repository packages for Arch Linux

Google Reader New Style Minimalistic By DemianGod

Removes all the junk from New Google Reader and just gives you the search and collapsable subscriptions + favicons. By DemianGod

Also you can install the Script for GreaseMonkey.
Download from: http://userscripts.org/scripts/show/30242

Translate Finnish to English

Translate finnish to english with google translate service.

Rapidshare Files Search

Search engine powered by Google to search all over the internet for files on Rapidshare. Useful for those who have a rapidshare account and what to download something from there, searching for files on the internet.

Manda Musica, search musics by name, artist and part of lyrics.

Sputnik

Sputnik.ru search engine

Online Etymology 1.00

Online Etymology Dictionary