Question2Answer - A Q&A site helps an online community to share knowledge.
Kudos - Kudos is the simple and easy to use employee recognition software that enhances employee engagement and team communication.
Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
Fond - Fond employee engagement platform helps companies increase employee happiness with recognition, rewards, perks and survey programs to maximize impact..
Stack Exchange - Stack Exchange is a fast-growing network of 84 [and counting] question and answer sites on diverse...
Bonusly - Recognition and rewards that make work fun