100 Free Useful Mac Applications (Part I)

Gabtastik

Gabtastik lets you keep chat sessions open on your OS X desktop outside of your regular web browser, using minimal screen real estate and system memory.

Messenger

Think of it as Mac’s MSN Messenger.

Skype

Skype for Mac.

100 Free Useful Mac Applications (Part I)

SMARTReporter

Application that can warn you of some hard disk drive failures before they actually happen.

SuperDocker

Tweak your Mac’s dock.

Chat Clients

Adium

Free instant messaging application for Mac OS X that can connect to AIM, MSN, Jabber, Yahoo, and more.

100 Free Useful Mac Applications (Part I)

OnyX

Allows you to verify the Startup Disk and the structure of its System files, run miscellaneous tasks of system maintenance, configure some hidden parameters of the Finder, Dock, Dashboard, Exposé, Safari, Login window.

Monolingual

A program for removing unnecessary language resources from Mac OS X, in order to reclaim several hundred megabytes of disk space.

PresentYourApps

Lets you hide the Dock and menu bar for every Cocoa application you choose.

100 Free Useful Mac Applications (Part I)

Loginox

Easily customize your Mac’s login screen.

MacLoc

After clicking on MacLoc, it will appear that you’ve logged out, however upon entering your username and password, all open documents and applications will be right where you left them.

Mactracker

Provides detailed information on every Apple Macintosh computer ever made, including items such as processor speed, memory, optical drives, graphic cards, supported Mac OS versions, and expansion options.

100 Free Useful Mac Applications (Part I)

EverSave

Allows you to save all of your documents in a specific time interval or by changing the frontmost application.

Growl

Growl lets Mac OS X applications unintrusively tell you when things happen.

IStat Pro

Highly configurable widget that lets you monitor every aspect of your Mac, including CPU, memory, disks, network, battery, temperatures, fans, load & uptime and processes.

100 Free Useful Mac Applications (Part I)

Caffeine

Caffeine is a tiny program that puts an icon in the right side of your menu bar. Click it to prevent your Mac from automatically going to sleep, dimming the screen or starting screen savers. Click it again to go back. Hold down the Command key while clicking to show the menu.

Carbon Copy Cloner

Clone, synchronize, backup. Schedule and forget it.

Deeper

Allows you to enable and disable the hidden functions of Finder, Dock, Dashboard, Exposé, Safari, Login window and many Apple’s applications.

100 Free Useful Mac Applications (Part I)

NewsFire

A great RSS reader for Mac whom recently made free.

ThunderBird

Powerful email application from Mozilla.

System

AppCleaner

AppCleaner is a small application which allows you to thoroughly uninstall unwanted apps.

100 Free Useful Mac Applications (Part I)

Emacs

An Editor for Text, HTML, LaTeX, C++, Java, Python, Perl, Ruby, PHP, and more…

Readers

Adobe Reader

Read PDF files with this Adobe Acrobat reader.

NetNewsWire

RSS reader for Mac by NewsGator

100 Free Useful Mac Applications (Part I)

Set Icon

Small application that lets you quickly and easily set a custom icon for one your drives either from an ICNS file or any old image file that Mac OS supports.

TextWrangler

Powerful general purpose text editor, and Unix and server administrator’s tool.

NeoOffice

Full-featured set of office applications (including word processing, spreadsheet, presentation, drawing, and database programs) for Mac OS X.