Maemo 4.0 Chinook beta SDK

Maemo 4.0 Chinook beta SDK is the preview of the next maemo stable release. Maemo SDK 4.0 beta release provides development environment for porting software for the upcoming Nokia Internet Tablet OS release. This release replaces maemo SDK 4.0 alpha release, but does not replace maemo SDK 3.x bora releases. Read more about the maemo 4.0 API break at the API changes between maemo 3.2 and maemo 4.0 documentation. See also the announcement.


  • Maemo 4.0 beta SDK is API compatible with future ITOS release
  • New installation method using apt-get instead of rootstraps

SDK downloads

Notes for developers

  • maemo 4.0 beta requires Scratchbox Apophis R4 or later
  • Nokia Binaries are not included. See INSTALL.txt for more details.

Notes about compatibility

The SDK is in a preview of Maemo 4.0 'chinook' SDK. It has been released with lighter quality checks than normal maemo SDK. Software ported with this SDK is not runnable in any released ITOS version.


The maemo 4.0 beta SDK provides an installer script that can be used to install the SDK. This is the only supported installation method.

Package Repositories

The maemo 4.0 beta SDK installer script will automatically setup and configure the /etc/apt/sources.list files inside your Scratchbox targets. After installation you should be able to use the apt-get tools inside the Scratchbox to access the components in the maemo 3.x bora and Sardine repositories.