History: Open Hub
Preview of version: 3
Here are the stats: https://www.openhub.net/p/tikiwiki
Top committers of all time
https://www.openhub.net/p/tikiwiki/contributors
Top committers of all time, that are active in last 12 months
https://www.openhub.net/p/tikiwiki/contributors?sort=commits&time_span=12+months
Top committers of all time, that are active in last 30 days
https://www.openhub.net/p/tikiwiki/contributors?sort=commits&time_span=30+days