| What it does | Open-source observability and incident management platform that detects outages, pages engineers, updates status pages, and automates fixes
| Real-time monitoring for website performance, reliability and uptime
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| Stage | Established
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| Founded | 2020
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| Based in | Not given
| PL
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| Pricing model | Freemium
| Freemium
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| Pricing | Free plan includes 1 status page, 100 subscribers, unlimited manual monitors, logs/traces/metrics, and 5 business day email support. Growth plan at $22/user/month includes unlimited status pages, subscribers, on-call rotation, 5000+ integrations, and 1 business day support. Scale plan at $99/user/mo
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| Key features | - Uptime monitoring with checks every 10 seconds from global locations
- Synthetic monitoring with real user flow simulation
- SSL certificate expiration monitoring
- Distributed tracing from frontend to database
- Real-time log search and tailing
- Error tracking with stack trace grouping
- OpenTelemetry-native instrumentation
| - Lighthouse audits from desktop and mobile with side-by-side scoring
- Uptime monitoring with 99.999% SLA
- Core Web Vitals tracking including LCP, CLS, FCP, INP
- Deploy regression detection comparing before and after release metrics
- Multi-region monitoring from 12 regions across every major continent
- Per-region response time analysis with P90, P95, P99 percentiles
- Frontend error tracking grouped by release and browser
- SSL and domain expiry monitoring with 30-day advance warning
- Flexible alerting rules combining status code, response time, body content and SSL expiry
- Multi-channel alerts via email, Slack, Discord, Telegram and webhooks
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| What makes it different | - All-in-one platform combining 10+ tools (monitoring, incident management, status pages, on-call, logs, traces, metrics, errors) into single interface
- Fully open-source with complete code transparency and Apache 2.0 license
- AI reliability agent that automatically opens pull request fixes for incidents
- Lowest-cost observability at $0.10/GB for logs, traces, and metrics
| - Automatically surfaces regressions within minutes of deployment rather than discovering them through support tickets
- Breaks down page weight by transfer size to show exactly which images are slowing load times
- Automatically surfaces noisy details like console errors and unhealthy JS libraries
- Checks from multiple regions so you catch outages before users do
- First alert in under 60 seconds from monitor creation
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 72 ▲ +1 (up) since last check | 2 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 20 | 3 |
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| Citation Flow (Majestic) | 43 | 20 |
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| Referring domains (Majestic) | 2018 | 9 |
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OneUptime
PulseCare