Paul Graham Essays - Searchable by topic, type, and stage
these are basically "tagged" PG Essays. Invaluable.Cons:
well, it could show the actual essay in better formatting, if I'm to suggest anything..
PG's website is kinda old-skool but some of his essays are timeless classics that people should read over and over again. It's just incredibly hard to search through them, and this tool makes it a breeze.