Mabl is an American company located in Boston, Massachusetts.

The company provides a machine learning, SaaS-based (ML)-driven test automation service which maintains software tests and identifies regressions.

Founded by Izzy Azeri and Dan Belcher in 2017, ^[0] the company raised a $10 million Series A round from CRV and Amplify Partners.^{[1] [2]} Azeri and Belcher previously founded Stackdriver, which they sold to Google in 2014.^[3] In September of 2018, the company announced their Series B round of fundraising at $20 million dollars led by GV, formerly Google Ventures.^{[4] [5] [6]} They also announced an upgraded version of their premium platform for large corporations.^[7]

Mabl was a 2018 BostonFest Coolest Companies Finalist^[8] earning their "Reader's Choice" award^[9] and won the 2018 International Business Award for Best New Product or Service.^[10]

The company's lead product, mabl, enables continuous testing with a script-free test automation framework and cloud services for users to run tests without having to manage test infrastructure.

Mabl uses proprietary machine learning models to automatically identify application bugs, including visual regressions, javascript errors, broken links, and increased page latency.