By Alex Konrad

While many of the leading companies in the cloud appear in the ranks of the first-ever Forbes Cloud 100 list, some promising companies were too small to be eligible—but too fast-growing to ignore.

The Cloud 100 Rising Stars represent 20 cloud companies that Forbes and list partners Bessemer Venture Partners and Salesforce Ventures recognize as leading up-and-comers in the field, each differentiating in a different category.

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See Appboy on the Cloud 100 Rising Stars List.