The best I know of is Erowid and Wikipedia, but they tend to specialize in per-drug lookup rather than per-country (so it’s easy to look up whether marijuana is legal in the US, but not so easy to look up ‘everything legal in the US’).
The best I know of is Erowid and Wikipedia, but they tend to specialize in per-drug lookup rather than per-country (so it’s easy to look up whether marijuana is legal in the US, but not so easy to look up ‘everything legal in the US’).