Sustainability and Maintenance: Changeability

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Feature 1 2 3 4 5 6 7 8 9
Changes in the source code repository are e-mailed to a mailing list. 0.1 0.2 0.2 0.2
Contributions policy is publicly available. 0.2 0.4 0.7 1.0 1.0
Contributors retain copyright/IP of their contributions. 0.1 0.1 0.1 0.2 0.2
Project has defined a contributions policy. 0.2 0.4 0.7 1.0 1.0
Project has defined a stability/deprecation policy for components, APIs, pages, etc. 0.1 0.1 0.2 0.2
Releases document deprecated components/APIs in that release. 0.1 0.2 0.3 0.3
Releases document removed/changed components/APIs in that release. 0.1 0.2 0.2 0.2
Stability/deprecation policy is publicly available. 0.1 0.1
This e-mailing list can be subscribed to by anyone. 0.1 0.1 0.1
Users, user-developers and developers who are not project members can contribute. 0.1 0.2 0.3 0.4