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Catch Bugs Before Your Customers Do
Real-time error alerts, performance insights, and anomaly detection across your full stack. Free 30-day trial.
Move from alert to fix before users notice. AppSignal monitors errors, performance bottlenecks, host health, and uptime—all from one dashboard. Instant notifications on deployments, anomaly triggers for memory spikes or error surges, and seamless log management. Works out of the box with Rails, Django, Express, Phoenix, Next.js, and dozens more. Starts at $23/month with no hidden fees.
High-speed serial terminal for embedded systems and protocol analysis
High-throughput serial capture without dropped data.
Real-time plotting and visual inspection of incoming data.
Combined ASCII / HEX views suitable for low-level debugging.
Multi-window workflows for parallel monitoring.
Cross-platform support (Windows, Linux).