Monika is a command-line application to monitor every part of your web app using a simple YAML configuration file. Get alert notifications through SMTP, Discord, Slack, WhatsApp, and many more when your site is down but also when it's slow!.
United States
Reactflow give insight for marketers, product managers and UX designers about how their users experience their website. It reconstruct visitors activity like a movie for playback, while providing extracted console log, Heatmaps and funnel analytics.
Self-hosted error monitoring integrates with Sentry protocol, automates AI-generated code fixes, drafts pull requests, requires team review before merge, supports major languages, manages dependency vulnerabilities, and allows custom LLM API keys.
Sweden
EU
Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.
Buglesstack is a debugging platform for browser automation tools like Puppeteer, Selenium, Playwright, and Cypress. It captures crash screenshots, HTML snapshots, and stack traces to help developers detect, log, and fix errors in headless browser scripts.
United States
Incident tracking solution that intelligently clusters runtime errors by route, release, or session for a single incident, with AI-generated briefs, stack traces, breadcrumbs, fingerprinting, Telegram alerts, a lightweight SDK, and generous free tier events per month.
Georgia
Warnly is an open-source exception monitoring platform designed for development teams that demand simplicity, speed, and transparency.
Moneat is the monitoring tool you wished you had — a self-hostable, Sentry/Datadog compatible observability platform.
DeepTracer is an AI-driven error monitoring tool designed for developers to ensure the smooth operation of their production applications. This innovative solution leverages artificial intelligence to monitor applications 24/7, catching errors, investigating root causes, and...
United States
Lightweight error tracking sends grouped alerts to team messengers, updating one message with a live occurrence count instead of spamming duplicates. It processes events in memory, supports .NET, Node.js, Python, HTTP, with asynchronous delivery and no database storage.
PolandEU
Error reporting, simplified. Detect both front and back end errors. And, awesome MCP integration to list errors inside your favorite AI dev tool (no more copy-pasting errors to Claude, Cursor..).
EstoniaEU
