San Francisco-based website optimization platform Optimizely has raised a $57 million Series B round led by Andreessen Horowitz with participation from previous investors Benchmark and Bain Capital Ventures. Optimizely provides A/B testing to enable website owners without technical expertise to make changes and test variations of design and content. Founded in 2010, Optimizely currently serves more than 7,000 customers and has raised over $88 million in funding to date.

Atlanta-based online lending platform Kabbage has raised $50 million in a Series D funding led by SoftBank Capital with participation from TCW, Lumia Capital, and existing investors including Thomvest Ventures, BlueRun Ventures, and Mohr Davidow Ventures. Kabbage provides working capital to small businesses that are unable to obtain credit from traditional sources, leveraging data to understand performance and deliver financing options. Founded in 2009, Kabbage has raised $106 million to date and will use the new funds to ramp up marketing and partnership efforts and build out its international business in the UK, Canada, and Asia.

San Francisco-based mobile app performance management company Crittercism has raised $30 million in a Series C round led by Scale Venture Partners with participation from InterWest Partners, VMware, and Accenture. Crittercism's performance management solution monitors app performance and provides a real-time global view of app diagnostics to help developers produce high quality mobile apps. Founded in 2011, Crittercism will use the new cash to expand channel efforts with partners in South America, Europe, and Asia, as well as invest in enterprise initiatives.

Since the last email, CrunchBase captured more than 28 rounds and $494 million in fundings... and the data keeps rolling in.