Sentry is a developer-focused platform for error tracking, performance monitoring, and tracing to help teams detect, investigate, and fix issues faster.

44.6k stars4.8k forkslast commit Actively maintained

Honeybadger is a hosted application monitoring service that captures exceptions, uptime, logs and lightweight APM metrics. It provides real-time alerts, aggregated error events, context-rich diagnostics, dashboards and integrations to help developers detect and resolve production issues.
Sentry is a developer-focused platform for error tracking, performance monitoring, and tracing to help teams detect, investigate, and fix issues faster.

44.6k stars4.8k forkslast commit Actively maintained
Self-hosted error tracking for developers with full stack traces, local variables, and drop-in compatibility with Sentry SDKs for many languages and frameworks.

2k stars120 forkslast commit Actively maintained
Privacy-first, cookie-less open-source web analytics with session analysis, real-user performance monitoring, error tracking and feature flags. Self-hostable or available as managed cloud.

1.2k stars71 forksAGPL-3.0last commit Actively maintained
Lightweight, self-hosted error tracker compatible with Sentry SDKs. Docker-based install, SQLite-backed, PWA notifications, one-time purchase with unlimited events.

Activity unknown
Open-source error tracking, performance monitoring and uptime checks compatible with Sentry SDKs; available self-hosted or as a hosted SaaS.

Activity unknown
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 3 of 5 shipped a commit in the last six months. Licences in this list: AGPL-3.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Monitoring & Observability.