diff --git a/README.md b/README.md
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+++ b/README.md
@@ -795,6 +795,7 @@ This list results from Pull Requests, reviews, ideas, and work done by 1600+ peo
   * [statuscake.com](https://www.statuscake.com/) - Website monitoring, unlimited tests free with limitations
   * [statusgator.com](https://statusgator.com/) - Status page monitoring, 3 monitors free
   * [supaguard.app](https://supaguard.app/) - Synthetic monitoring from 20+ global regions. The free tier includes 1,000 browser checks/mo with AI-driven self-healing and automated test generation.
+  * [superlog.sh](https://superlog.sh/) - Open-source OpenTelemetry observability (traces, logs, and metrics) with AI-agent incident investigation. The free tier includes 1M spans, 5M logs, and 10M metric points per month with 30-day retention, no credit card required. Fully open-source and self-hostable.
   * [SweetUptime](https://dicloud.net/sweetuptime-server-uptime-monitoring/) - Server monitoring, uptime monitoring, DNS & domain monitoring. Monitor 10 server, 10 uptime, and 10 domain for free.
   * [syagent.com](https://syagent.com/) - Noncommercial free server monitoring service, alerts and metrics.
   * [UptimeObserver.com](https://uptimeobserver.com) - Get 20 uptime monitors with 5-minute intervals and a customizable status page-even for commercial use. Enjoy unlimited, real-time notifications via email and Telegram. No credit card needed to get started.