| Area | L1: Developed openly, no closed source dependancies | L2: Source published in SDK, no closed source dependancies | L3: Developed openly, closed source dependancies | L4:Source published in SDK, closed source dependancies | Total L1-L4 | L5: Binary-only package published in SDK. Source may exist but may be non-free | L6: Package published under EULA in nokia-binaries | L7: Not published except on device and SSU repositories |