[Adium](https://adium.im) [
![Adiumy](
https://adium.im/images/logo.png)](https://sourceforge.net/projects/adium/files/Adium_1.5.10.dmg/download?accel_key=67%3A1400803646%3Ahttps%253A//adium.im/%3A5c8289c7%2445aedffbd5670cadf988490fc5ac9588a4a1621e&click_id=38f81be2-e20e-11e3-8070-0200ac1d1d8c-1&source=accel)
[
Download Adium 1.5.10](
https://sourceforge.net/projects/adium/files/Adium_1.5.10.dmg/download?accel_key=67%3A1400803646%3Ahttps%253A//adium.im/%3A5c8289c7%2445aedffbd5670cadf988490fc5ac9588a4a1621e&click_id=38f81be2-e20e-11e3-8070-0200ac1d1d8c-1&source=accel)
Adium is a free and open source instant messaging application for [
OS X](
https://www.apple.com/osx/), written using OS X's Cocoa API, released under the [
GNU GPL](
https://www.gnu.org/licenses/licenses.html#GPL) and developed by [
the Adium team](
https://trac.adium.im/wiki/AdiumTeam). Based on the [
libpurple](
https://trac.adium.im/wiki/LibPurple) protocol library, Adium can connect you to any number of messaging accounts on any combination of supported messaging services and then chat with other people using those services.
* Open Source, so everyone can see how Adium works and [
help improve it](
https://trac.adium.im/wiki/Development)
* Support for a wide range of different Instant Messaging services (see the [
full list](
https://adium.im/help/pgs/Accounts-ListOfServices.html))
* [
Tabbed chat windows](
https://adium.im/help/pgs/Messaging-TabbedMessaging.html)
* [
Address Book integration](
https://adium.im/help/pgs/AdvancedFeatures-AddressBookIntegration.html)
* [
WebKit Message View](
https://adium.im/help/pgs/Messaging-MessageView.html): Theme your chat windows
* [
Combined Contacts](
https://adium.im/help/pgs/ContactList-CombiningContacts.html): Merge your contacts so that each one represents a person, not an account
* A sophisticated events system (including [
Growl notifications](
https://adium.im/help/pgs/AdvancedFeatures-GrowlSupport.html))
* [
OTR Encryption](
https://trac.adium.im/wiki/OTREncryption)
* [
File Transfer](
https://adium.im/help/pgs/AdvancedFeatures-FileTransfer.html)
* [
Xtras](
https://adium.im/help/pgs/AdvancedFeatures-AdiumXtras.html) and many, many other customization options
* A beautiful icon, the "[Adiumy](https://trac.adium.im/wiki/Adiumy)" duck
* [
Translations](
https://trac.adium.im/wiki/Translations): Adium speaks 27 different languages
## System requirements ## - **Adium 1.5 or later**: Mac OS X 10.6.8 or newer, an Apple-branded Macintosh computer
- [
Adium 1.4.5](
https://adiumx.cachefly.net/Adium_1.4.5.dmg): Mac OS X 10.5.8
- [
Adium 1.3.10](
https://adiumx.cachefly.net/Adium_1.3.10.dmg): Mac OS X 10.4
- [
Adium 1.0.6](
https://adiumx.cachefly.net/Adium_1.0.6.dmg): Mac OS X 10.3.9
- [
Adium X 0.89.1](
https://adiumx.cachefly.net/AdiumX_0.89.1.dmg): Mac OS X 10.2.x and older
Adium X 0.88 up to Adium 1.4.5 are Universal applications which run natively on both PowerPC- and Intel-based Macintosh computers. Adium 1.5 and up require an Intel based computer.
See our [
Supported OS Policy](
https://trac.adium.im/wiki/SupportedOSPolicy) for more information.
See [
our own wiki](
https://trac.adium.im/wiki/Development) for ways you can contribute to Adium.
## Adium Contact information ##