About 50% of the bullet points on the site are great too:

Under "Actively Developed":

- Most patches make it better.

- Only some break it.

- Written in PHP so literally anyone can contribute, even if they have no idea how to program.

- Even babies and dogs can contribute.

Or under "Track bugs":

- Keeps track of bugs.

- You can assign them to people.

- Maybe you could fix them eventually. (optional)