Sharing Google Docs to large amount of ppl doesn't seems a best way of doing it. I seen it couple of times and usually there were some problems. Are there any

Sharing Google Docs to large amount of ppl doesn't seems a best way of doing it. I seen it couple of times and usually there were some problems. Are there any other lightweight tools of doing it? I could even imagine a new startup which create/provide tooling around Google Docs. Some desired features: - spreadsheet based - better tags/search/filter for column - fine grain permissions (proposing a change, ability just to add/modify your entry) - ...