GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.
logit.io - Logit.io provides complete observability of logs, metrics and traces. The platform also offers alerting & monitoring, as well as Prometheus, OpenSearch & Grafana. Ingest any type of data to see real-time insights about your applications and services
GeoGebra CAS Calculator - Free online algebra calculator from GeoGebra: solve equations, expand and factor expressions, find derivatives and integrals
AppOptics - Application performance management and infrastructure monitoring.
GNU Octave - GNU Octave is a programming language for scientific computing.
Plumbr - Plumbr is an application performance platform that provides insights to users on the performance of their applications.