Late last year Google launched third party page management tools for Google+. The initial page management APIs were only opened to a select group of companies. The new set of APIs has been previewed by current developers (including HootSuite, Buddy Media, Involver, Vitrue, and Context Optional) and received positive feedback.
Googler Eduardo Thuler announced that in the coming weeks the new management APIs will be opening to hundreds more tool providers.
If you are a tools company and want access, sign up here.