Web Browsing

Mozilla Firefox

The premier free, open-source browser. Tabs, pop-up blocking, themes, and extensions. Considered by many to be the world's best browser.
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Camino

Based on the same Mozilla foundation as Firefox, Camino is a more native OS X app. Fast and simple.
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Video Player / Video Podcasting

Miro

Beautiful interface. Plays any video type (much more than quicktime). Subscribe to video RSS, download, and watch all in one. Torrent support. Search and download from YouTube and others.
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IM - Instant Messaging

Adium

Connect to multiple IM accounts simultaneously in a single app, including: AOL IM, MSN, and Jabber. Beautiful, themable interface.
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Email

Mozilla Thunderbird

Powerful spam filtering, solid interface, and all the features you need.
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RSS

Vienna

Very nice, native RSS client.
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RSSOwl

Solid cross-platform RSS client.
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Peer-to-Peer Filesharing

Cabos

A simple, easy to use filesharing program. Gnutella network.
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Transmission

Very nice torrent downloader.
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Podcasting

Juice

Solid podcasting client.
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Privacy

Vidalia

This TOR frontend keeps you anonymous on the web using military-grade techniques. For use with Firefox see: TorButton.
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Wifi Scanning

KisMac

The best wireless scanner for Mac. Find wireless access when you're on the go.
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FTP / SFTP

Cyberduck

Very good all-around ftp program.
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OneButton FTP

Simple, fast FTP, with a focus on "advanced queuing".
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Fugu

Not as polished as Cyberduck, but has a side by side interface showing your files and the remote files.
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HTML / Text Editing

Smultron

Text / html editor. Integrates with Cyberduck for editing websites.
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Nvu

Visual tool for making websites (WYSIWYG html editor), comparable to Dreamweaver.
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IRC

Colloquy

Great IRC client.
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MSN Chat

More Web Browsing

Shiira

Fast, nice web browser.
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SunriseBrowser

Good webkit-based browser created with special tools for web designers.
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Seamonkey

Full-featured Mozilla browser, used to be called 'Mozilla Suite'.
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More Filesharing

Tomato Torrent

Download torrents. Nice and simple.
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del.icio.us Client

Cocoalicious

Let's you easily post to del.icio.us.
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Free File Hosting

CC Publisher

Host Creative Commons video or audio files for free on archive.org with this easy uploader.
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