Checkmate vs MonSpark
Checkmate
checkmate.so
MonSpark
monspark.comSide by side
| Figure | Checkmate | MonSpark |
|---|---|---|
| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 1 | 0 |
| Spec score · Uptime Monitoring Software | 8.4 (#10) | 8.0 (#23) |
| Spec score · Uptime monitoring services | 8.5 (#11) | 7.9 (#28) |
| API | The maker says the API accepts JSON for bulk monitor setup and provides a REST API reference. | The MonSpark API documentation lists endpoints for monitors, events, CSP reports, files, and PCI-DSS script verification and inventory. |
| Audience | The maker names homelabs, SaaS founders, agencies, sysadmins and DevOps, e-commerce, and open-source maintainers as users. | MonSpark says it aims to make website monitoring easier and more accessible for businesses of all sizes. |
| Founded | 2023 | MonSpark says it was established in August 2021. |
| Free plan | Yes | Yes |
| Integrations | Alert channels include email, Slack, Discord, Telegram, Twilio SMS, Pushover, ntfy, Matrix, Rocket.Chat, PagerDuty, Microsoft Teams, and webhooks. | Its integrations page lists phone calls, SMS, Zapier, Microsoft Teams, and Slack, and marks WhatsApp and Telegram as coming soon. |
| Maker | Checkmate is built by Bluewave Labs with community contributors. | The maker’s legal pages identify Peyk Inc. as the company behind MonSpark. |
| Product | Checkmate is an open-source, self-hosted infrastructure monitoring dashboard for uptime, PageSpeed, hardware, Docker, and incident alerts. | MonSpark is a cloud-based website uptime monitoring service that reports uptime, downtime, and website performance. |
| Status pages | It provides public status dashboards with per-service uptime, incident history, and custom branding. | MonSpark offers customizable status pages hosted on the customer’s own domain for updates about incidents, outages, and service status. |
| Support | The maker identifies Discord as the fastest help channel and GitHub issues for bugs and feature requests, and says there is no paid support tier. | The company lists support contact by email and phone, including the number +1 (302) 543-2988. |
Plans
In their own words
Checkmate
Checkmate is a free, open-source, self-hosted dashboard for monitoring infrastructure, service uptime, PageSpeed, and incidents. It checks HTTP, ping, TCP, gRPC, WebSocket, DNS, SSL, and more than 100 game server types. Its Capture agent reports server CPU, memory, disk, temperature, and network metrics, while PageSpeed monitoring tracks Lighthouse scores and Core Web Vitals over time. Public status dashboards can show per-service uptime and incident history with custom branding. Alerts can go to email, Slack, Discord, Telegram, Twilio SMS, Pushover, ntfy, Matrix, Rocket.Chat, PagerDuty, Microsoft Teams, and webhooks. The maker says metrics, logs, incidents, and user accounts remain in the database configured by the operator, with no phone-home or telemetry pipeline. Checkmate is licensed under AGPL-3.0 and can be installed with Docker Compose or Kubernetes/Helm; its image runs on x86, Apple Silicon, and Raspberry Pi. The maker says the API accepts JSON for bulk monitor setup and provides a REST API reference. The free plan includes all features, no monitor limits, self-hosting, and 12 alert channels. There is no one-click migration import or paid support tier.