# [](#features) Alfresco SDK
This is the home of the Alfresco SDK. The Alfresco SDK is used by developers to build extensions for the Alfresco content management system. It is based on [Apache Maven](http://maven.apache.org/), compatible with major IDEs and enables Rapid Application Development (RAD) and Test Driven Development (TDD).
## License
This project is released under the [Apache License, Version 2.0](http://www.apache.org/licenses/LICENSE-2.0.html). If you are an Enterprise customer check the [Support](#alfresco-enterprise-customers-and-partners-support) section.
## News
- 2015-10-19: SDK 2.1.1 released to Maven Central. Docs for [Community](http://docs.alfresco.com/community/concepts/alfresco-sdk-intro.html), [Enterprise](http://docs.alfresco.com/5.0/concepts/alfresco-sdk-intro.html), [Release notes](https://artifacts.alfresco.com/nexus/content/repositories/alfresco-docs/alfresco-sdk-aggregator/latest/github-report.html)
- 2015-05-20: SDK 2.1.0 released to Maven Central. Docs for [Community](http://docs.alfresco.com/community/concepts/alfresco-sdk-intro.html), [Enterprise](http://docs.alfresco.com/5.0/concepts/alfresco-sdk-intro.html), [Release notes](https://artifacts.alfresco.com/nexus/content/repositories/alfresco-docs/alfresco-sdk-aggregator/latest/github-report.html)
- 2014-12-23: SDK 2.0.0 release to Maven Central. [Docs](http://docs.alfresco.com/sdk2.0/concepts/alfresco-sdk-intro.html), [Release Notes](https://artifacts.alfresco.com/nexus/content/repositories/alfresco-docs/alfresco-sdk-aggregator/archive/2.0.0/github-report.htm)
- 2014-08-22: First SNAPSHOT of SDK 2.0.0 in the [OSS Sonatype Repository](https://oss.sonatype.org/content/repositories/snapshots/org/alfresco/maven/alfresco-sdk-parent/2.0.0-SNAPSHOT/)!
- 2014-07: Project fully migrated from [Google Code](https://code.google.com/p/maven-alfresco-archetypes).
## User Getting Started
### Latest Documentation
To get started with Alfresco SDK 2.1.1 (latest) visit the offical Alfresco Documentation for:
- [Alfresco Community 5.0.d and above](http://docs.alfresco.com/community/concepts/alfresco-sdk-intro.html)
- [Alfresco Enterprise 5.0.1 and above](http://docs.alfresco.com/5.0/concepts/alfresco-sdk-intro.html)
#### Previous versions Documentation
- Documentation for [Alfresco SDK 2.0](http://docs.alfresco.com/sdk2.0/concepts/alfresco-sdk-intro.html) (compatible with Alfresco 5.0.d Community and 5.0.0 Enterprise)
- Documentation for [Alfresco SDK 1.1.1](http://docs.alfresco.com/4.2/concepts/dev-extensions-maven-sdk-intro.html) (compatible with Alfresco 4.2)
### Samples
Sample extension projects that use the SDK, maintained by @ohej in the [Alfresco SDK Samples project](https://github.com/Alfresco/alfresco-sdk-samples/).
### Command reference
A list of supported features and commands, explanation of Maven profiles and commands is kept in the [Alfresco Official Docs](http://docs.alfresco.com/5.0/concepts/alfresco-sdk-cmd-reference.html).
### Want to get up to speed quickly in Eclipse? Check out this video!
[](https://www.youtube.com/watch?v=utYZaVe9Nd0)
## Reporting Issues and Community Support
Report issues (and contribute!) [here](https://github.com/Alfresco/alfresco-sdk/issues?milestone=1&state=open). You can also join the [Alfresco list on Google Groups](https://groups.google.com/forum/#!forum/maven-alfresco) or join us on the [IRC Channel](http://chat.alfresco.com/).
## Alfresco Enterprise Customers and Partners Support
If you are an Alfresco Customer please check the [SDK Support status](http://www.alfresco.com/services/subscription/technical-support/product-support-status) for the version you are using and the [Compatibily Matrix](http://docs.alfresco.com/community/concepts/alfresco-sdk-compatibility.html) for the SDK / Alfresco compatibility. If your version is in Limited or Full Support, you can raise issues via the [Support Portal](http://support.alfresco.com).
## Maven repositories
- As of version 2.0-beta-1, The Alfresco SDK is released in [Maven Central](http://search.maven.org/#search|ga|1|alfresco-sdk). Previous versions are available in the [Alfresco Artifacts Repository](https://artifacts.alfresco.com/).
- Alfresco (Community and Enterprise) artifacts are hosted in the [Alfresco Artifacts Repository](https://artifacts.alfresco.com/).
- Alfresco Community artifacts (JARs, WARs, AMPs, poms) and SDK artifacts are publicly available.
*NOTE:* For Enterprise and Premiere licensed software access you need to get credential via the Alfresco Enterprise Support. See [Maven Alfresco Enterprise setup](http://docs.alfresco.com/5.0/concepts/alfresco-sdk-using-enterprise-edition.html).
### Alfresco Artifacts Repository
#### Alfresco Releases
You can use the following snippet in your pom.xml to access releases on Alfresco Artifact repository:
```xml
alfresco-public
https://artifacts.alfresco.com/nexus/content/groups/public
```
#### SDK Snapshots
To test new unreleased (unsupported) features, you can use the following snippet in your pom.xml to access SDK nightlies (SNAPSHOTS) from the OSS Sonatype repository:
```xml
oss-sonatype-snapshots
https://oss.sonatype.org/content/repositories/snapshots/
```
## For Developers that want to contribute to the SDK
See the [Developers Wiki page](https://github.com/Alfresco/alfresco-sdk/wiki/Developer-Wiki).