GitHub's bug bounty page (https://bounty.github.com/) not only features the leaderboard for all the security researchers who have participated in its program, displaying the username, profile picture, and Twitter handle of the contributor, it also gives you some basic information about the bugs they've discovered—their category, subtype, and a high-level explanatory paragraph about where the vulnerability was discovered and its impacted services:
As valuable as these reports are, though, they don't feature the technical detail (code snippets, screenshots, and relevant file attachments) that the previous two collections of vulnerability reports typically show.