Nginx, a San Francisco, CA-based open source web server developer, closed $20m in Series B1 round funding.
The round was led by New Enterprise Associates with participation from e.ventures, Runa Capital, Index Ventures and Nginx CEO Gus Robertson.
The company intends to use the funds for product development, marketing and geographic expansion outside the U.S.
Nginx provides NGINX Plus, the commercial version of open source NGINX, the web performance application delivery solution for web businesses to drive the performance of their web apps.
Users include Netflix, Pinterest, Airbnb, Box, Instagram, SoundCloud, Zappos, etc.