deadmanssnitch.com
deadmanssnitch.comMonitoring for cron jobs. One free snitch (monitor), more if you refer others to sign up
Free for Dev
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Monitoring
免费监控与告警服务,覆盖指标、Uptime 与链路追踪。
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按门槛
Free for Dev
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assertible.com
assertible.comAutomated API testing and monitoring. Free plans for teams and individuals.
长期
Free for Dev
免费 长期免费
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FlareWarden
flarewarden.comUptime, content, dependency, and SSL monitoring with multi-region verification and status pages. Free plan includes 15 monitors, 5-minute checks, and 90 days of history.
长期
Free for Dev
免费 长期免费
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cronitor.io
cronitor.ioPerformance insights and uptime monitoring for cron jobs, websites, APIs and more. A free tier with five monitors.
长期
Free for Dev
免费 长期免费
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Better Stack
betterstack.comUptime monitoring, incident management, on-call scheduling/alerting, and status pages in a single product. The free plan includes ten monitors with 3-minute check frequency and status pages.
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Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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uptimetoolbox.com
uptimetoolbox.comFree monitoring for five websites, 3-minute intervals, public statuspage.
Free for Dev
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OntarioNet.ca CN Test
cntest.ontarionet.caCheck if a website is blocked in China by the Great Firewall. It identifies DNS pollution by comparing DNS results and ASN information detected by servers in China versus servers in the United States.
Free for Dev
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AlertKick
www.alertkick.comserver security (eBPF agent for Linux), uptime monitoring, on-call alerting/status pages in one product. Free tier includes 10 uptime monitors and heartbeats, 5-minute check intervals, 7-day retention.
长期
Free for Dev
免费 长期免费
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UptimeObserver.com
uptimeobserver.comGet 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.
免信用卡
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Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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UptimeRobot
uptimerobot.comFree uptime monitoring for hobby projects. Includes 50 monitors with 5-minute check intervals, supports HTTP, ping, port, and keyword monitoring.
长期
Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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SweetUptime
dicloud.netServer monitoring, uptime monitoring, DNS & domain monitoring. Monitor 10 server, 10 uptime, and 10 domain for free.
Free for Dev
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Xitoring.com
xitoring.comUptime monitoring: 20 free, Linux and Windows Server monitoring: 5 free, Status page: 1 free - Mobile app, multiple notification channel, and much more!
长期
Free for Dev
免费 长期免费
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Runframe
runframe.ioOn-call alerting, incident management, and public/private status pages. The free plan includes up to 5 users, 1 team, 1 on-call schedule, basic status pages, incident lifecycle, and Slack-native incident response.
长期
Free for Dev
免费 长期免费
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supaguard.app
supaguard.appSynthetic monitoring from 20+ global regions. The free tier includes 1,000 browser checks/mo with AI-driven self-healing and automated test generation.
长期
Free for Dev
免费 长期免费
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superlog.sh
superlog.shOpen-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.
免信用卡
开源项目 长期
Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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Servervana
servervana.comAdvanced uptime monitoring with support for large projects and teams. Provides HTTP monitoring, Browser based monitoring, DNS monitoring, domain monitoring, status pages and more. The free tier includes 10 HTTP monitors, 1 DNS monitor and one status page.
长期
Free for Dev
免费 长期免费
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Simple Observability
simpleobservability.comPowerful server monitoring in a unified platform for metrics and logs, with no setup complexity. Free for one server.
长期
Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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pagertree.com
pagertree.comSimple interface for alerting and on-call management. Free up to 5 users.
长期
Free for Dev
免费 长期免费
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healthchecks.io
healthchecks.ioMonitor your cron jobs and background tasks. Free for up to 20 checks.
长期
Free for Dev
免费 长期免费
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phare.io
phare.ioUptime Monitoring free for up to 100,000 events for unlimited projets and unlimited status pages.
长期
Free for Dev
免费 长期免费
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newrelic.com
www.newrelic.comNew Relic observability platform built to help engineers create more perfect software. From monoliths to serverless, you can instrument everything and then analyze, troubleshoot, and optimize your entire software stack. The free tier offers 100GB/month of free data ingest, one free full-access user,
长期
Free for Dev
免费 长期免费
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incidenthub.cloud
incidenthub.cloudCloud and SaaS status page aggregator - 20 monitors and 2 notification channels (Slack and Discord) are free forever.
长期
Free for Dev
免费 长期免费
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长期
Free for Dev
免费 长期免费
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MonitorMonk
monitormonk.comMinimalist uptime monitoring with beautiful status pages. The Forever Free plan offers HTTPS, Keyword, SSL and Response-time monitorming for 10 websites or api-endpoints, and provides 2 dashboards/status pages.
长期
Free for Dev
免费 长期免费
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Pingmeter.com
pingmeter.com5 uptime monitors with 10-minute interval. Monitor SSH, HTTP, HTTPS, and any custom TCP ports.
Free for Dev
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pingbreak.com
pingbreak.comModern uptime monitoring service. Check unlimited URLs and get downtime notifications via Discord, Slack, or email.
Free for Dev
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MarionetteOps.com
www.marionetteops.comServer monitoring, public status pages, and service uptime monitoring.
Free for Dev
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Free for Dev
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isitdownstatus.com
isitdownstatus.comFree public JSON API returning real-time status for 500+ popular services (GitHub, Stripe, AWS, etc.). No auth required, CORS enabled.
Free for Dev
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OnlineOrNot.com
onlineornot.comOnlineOrNot provides uptime monitoring for websites and APIs, monitoring for cron jobs and scheduled tasks. Also provides status pages. The first five checks with a 3-minute interval are free. The free tier sends alerts via Slack, Discord, and Email.
长期
Free for Dev
免费 长期免费
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netdata.cloud
www.netdata.cloudNetdata is an open-source tool to collect real-time metrics. It's a growing product and can also be found on GitHub!
开源项目 长期
Free for Dev
免费 长期免费
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instatus.com
instatus.comGet a beautiful status page in 10 seconds. Free forever with unlimited subs and unlimited teams.
长期
Free for Dev
免费 长期免费
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inspector.dev
www.inspector.devA complete Real-Time monitoring dashboard in less than one minute with a free forever tier.
长期
Free for Dev
免费 长期免费
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linkok.com
linkok.comOnline broken link checker, free for small websites up to 100 pages, completely free for open-source projects.
开源项目 长期
Free for Dev
免费 长期免费
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Accesserty Pulse
accesserty.comAccesserty Pulse monitors interaction signals and detectable accessibility risks on live websites. Free plans for everyone and 14-day Pro trial.
长期
Free for Dev
免费 长期免费
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economize.cloud
economize.cloudEconomize helps demystify cloud infrastructure costs by organizing cloud resources to optimize and report the same. Free for up to $5,000 spent on Google Cloud Platform every month.
长期
Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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Free for Dev
免费 长期免费
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drumbeats.io
drumbeats.ioCron, heartbeat, and uptime monitoring with incident management and status pages. Free for up to 50 monitors with 1-min interval and unlimited team seats.
长期
Free for Dev
免费 长期免费
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bleemeo.com
bleemeo.comFree for 3 servers, 5 uptime monitors, unlimited users, unlimited dashboards, unlimited alerting rules.
长期
Free for Dev
免费 长期免费
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fivenines.io
fivenines.ioLinux server monitoring with real‑time dashboards and alerting - free forever for up to 5 monitored servers at 60-seconds interval. No credit card required.
免信用卡
长期
Free for Dev
免费 长期免费
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Middleware.io
middleware.ioMiddleware observability platform provides complete visibility into your apps & stack, so you can monitor & diagnose issues at scale. They have a free forever plan for Dev community use that allows Log monitoring for up to 1M log events, Infrastructure monitoring & APM for up to 2 hosts.
长期
Free for Dev
免费 长期免费
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robusta.dev
home.robusta.devPowerful Kubernetes monitoring based on Prometheus. Bring your own Prometheus or install the all-in-one bundle. The free tier includes up to 20 Kubernetes nodes. Alerts via Slack, Microsoft Teams, Discord, and more. Integrations with PagerDuty, OpsGenie, VictorOps, DataDog, and many other tools.
长期
Free for Dev
免费 长期免费
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Prismix
prismix.devFree REST API (GET /api/v1/statuses) returning real-time operational status for 75+ AI services including OpenAI, Anthropic, Gemini, Mistral, and more. No authentication required. [Free tier available with Pro at $10/month]
长期
Free for Dev
免费 长期免费
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pingpong.one
pingpong.oneAdvanced status page platform with monitoring. The free tier includes one public customizable status page with an SSL subdomain. Pro plan is offered to open-source projects and non-profits free of charge.
开源项目 nonprofit 长期
Free for Dev
免费 长期免费
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Pulsetic
pulsetic.com10 monitors, 6 Months of historical Uptime/Logs, unlimited status pages, and custom domains included! For infinite time and unlimited email alerts for free. You don't need a credit card.
免信用卡
长期
Free for Dev
免费 长期免费
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Pingzo
www.pingzoapp.comFree tier offers 1 uptime/API monitor with 15-minute check intervals and instant email alerts.
长期
Free for Dev
免费 长期免费
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Grafana Cloud
grafana.comGrafana Cloud is a composable observability platform that integrates metrics and logs with Grafana. Free: 3 users, ten dashboards, 100 alerts, metrics storage in Prometheus and Graphite (10,000 series, 14 days retention), logs storage in Loki (50 GB of logs, 14 days retention)
长期
Free for Dev
免费 长期免费
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