Virissimo's Gems

#	Total Rank	Daily Rank	Name	Summary
1	27,671	12,978	medieval_latina	There are good text-to-speech engines for English and classical Latin, but none for med...
2	34,203	41,609	active_recall	A spaced-repetition system to be used with ActiveRecord models
3	36,695	17,982	weighted_list	Randomly sample from an (enumerable) weighted list without replacement.
4	105,568	34,125	syllogism	Proof checker for arguments in Aristotle's term logic
5	174,026	88,817	micro_profiler	Measure time, memory usage, and GC runs of Ruby code