Usually when you try to uninstall a field-based module you're confronted with the following error message:

[module] is a required module and can't be disabled. Reason: Field type(s) in use - see Field list

This week I've finally found the core of several issues that I've had in the past. Are you using install-profiles or features? Then this bug is likely to have affected you too.

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Recently I came in a situation where I wanted to extend all entities of a specific type (payment) to reliably provide (and store) an additional property.

A few weeks ago we've released our first public open-source version of Campaignion. It's a tool that helps non-profits and NGOs with online campaigning, fundraising and digital marketing.