The open-source Hubspot alternative enables SaaS providers and digital marketing agencies/developers to create unique experiences for their entire business.
A crazy fast analytical database, built on bitmaps. Perfect for ML applications. Learn more at: http://docs.featurebase.com/. Start a Docker instance: https://hub.docker.com/r/featurebasedb/featurebase
Jitsu is an open-source Segment alternative. Fully-scriptable data ingestion engine for modern data teams. Set-up a real-time data pipeline in minutes, not days
Kalker/kalk is a calculator with math syntax that supports user-defined variables and functions, complex numbers, and estimation of derivatives and integrals