Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.
Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
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Add Two Lines of Code. Get Full APM.
AppSignal installs in minutes and auto-configures dashboards, alerts, and error tracking.
Works out of the box for Rails, Django, Express, Phoenix, and more. Monitoring exceptions and performance in no time.
SYMPLiK CALLA is a Java framework for wizard-driven applications. This framework allows developers to design text application (e.g. survey, interactive console), running in GUI and text-only environment using the same content and flow logic.
Rydia is a web-based, AJAX frontend to the JSurveyLib survey engine. It provides an easy way to configure surveys / questionnaires and display them on a website. Rydia will work with any web framework because it integrates like an AJAX widget.
A complete survey administration and data collection system. A fully featured replacement for Quancept, supporting CAPI, Web, CATI, PDA and Paper survey modes. Sonar is the reference implementation of JCaiF for CAPI and Web survey interviewing. Try it!