Ireland

30 problems here, rated 4.4 to 7.2 on our scale (AIME to National olympiad, round 2). 30 of them ask for a proof.

Algebra 8Combinatorics 6Geometry 9Number theory 7

#	Topic	Diff	Type	Year
1	Geometry	4.4	proof	—	open
2	Number theory	4.5	proof	—	open
3	Number theory	4.5	proof	—	open
4	Geometry	4.6	proof	—	open
5	Algebra	4.7	proof	—	open
6	Algebra	4.7	proof	—	open
7	Geometry	5.0	proof	—	open
8	Algebra	5.2	proof	—	open
9	Number theory	5.4	proof	—	open
10	Geometry	5.5	proof	—	open
11	Geometry	5.6	proof	—	open
12	Number theory	5.6	proof	—	open
13	Number theory	5.6	proof	—	open
14	Algebra	5.6	proof	—	open
15	Algebra	5.7	proof	—	open
16	Geometry	5.9	proof	—	open
17	Algebra	5.9	proof	—	open
18	Geometry	6.1	proof	—	open
19	Algebra	6.1	proof	—	open
20	Number theory	6.4	proof	—	open
21	Geometry	6.5	proof	—	open
22	Algebra	6.6	proof	—	open
23	Combinatorics	6.6	proof	—	open
24	Combinatorics	6.6	proof	—	open
25	Combinatorics	6.8	proof	—	open
26	Number theory	6.9	proof	—	open
27	Combinatorics	6.9	proof	—	open
28	Combinatorics	7.0	proof	—	open
29	Geometry	7.1	proof	—	open
30	Combinatorics	7.2	proof	—	open

These are sorted by difficulty within the competition, but they aren't a course. The track is the route through, drawn from all the sources at once.