For developers
Reference material from Nokia for the people writing software and designing interfaces for the N9. The developer documentation, the UX guidelines that defined the platform's feel, and the original UI kit and icon templates — preserved in the form Nokia shipped them.
The full reference
Every page Nokia published for people writing apps for the N9 — Qt Quick, MeeGo Touch, the Platform API, signing, the Aegis sandbox. Mirrored verbatim from the offline harmattan-dev.nokia.com site.
Open dev docs ↗
How the OS was meant to feel
Nokia's house style for Harmattan apps — gestures, the swipe model, layout grids, sound, motion. The companion to the dev docs for anyone trying to make an app fit the OS.
Open UX guidelines ↗
Harmattan UI assets, v1.6
Nokia's developer-facing UI kit: buttons, indicators, controls, the lot. The original 2011 distribution.
Download (.zip) ↓
Launcher icon kit
Photoshop templates and the icon design spec Nokia handed third-party developers in 2011, so apps would sit naturally on the launcher grid.
Download (.zip) ↓