head to head · open source
SigNoz vs Checkmate
SigNoz has 32,525 GitHub stars, 2,576 forks, 1,557 open issues and last shipped yesterday. Checkmate has 11,021 stars, 1,236 forks, 114 open issues and last shipped 2 days ago. SigNoz leads on adoption by 195% (32,525 vs 11,021 stars). SigNoz is written in TypeScript under a custom or non-standard licence; Checkmate is written in TypeScript under AGPL-3.0. SigNoz has attracted 8% as many forks as stars, Checkmate 11%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (good-first-issue), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| SigNoz | Checkmate | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 11K |
| License | Custom / other | AGPL-3.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 2.6K | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SigNoz if
- You weight community size — 33K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Checkmate if
- You want the Checkmate feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Checkmate fits your workflow better
About SigNoz
中文 · Deutsch · Português SigNoz is an open source observability platform built on OpenTelemetry. We’re building an enterprise grade alternative to fragmented monitoring stacks, with logs, metrics, traces, alerts, and dashboards in one place. Choose how to run SigNoz SigNoz Cloud (Recommended) Fully managed SigNoz with a 30 day free trial, no credit card required, usage based pricing that starts at $49, and regional data hosting. Start free → Enterprise Enterprise Cloud, BYOC, or Enterprise Self Hosted with compliance, support, custom retention, RBAC, ingestion controls, data residency, and region selection…
read the full SigNoz overview →
About Checkmate
🇺🇸 English 🇸🇦 العربية 🇪🇸 Català 🇨🇿 Čeština 🇩🇪 Deutsch 🇪🇸 Español 🇫🇮 Suomi 🇫🇷 Français 🇮🇹 Italiano 🇯🇵 日本語 🇧🇷 Português (Brasil) 🇷🇺 Русский 🇹🇭 ไทย 🇹🇷 Türkçe 🇺🇦 Українська 🇻🇳 Tiếng Việt 🇨🇳 简体中文 🇹🇼 繁體中文 Checkmate An open source uptime and infrastructure monitoring application This repository contains both the frontend and the backend of Checkmate, an open source, self hosted monitoring tool for tracking server hardware, uptime, response times, and incidents in real time with beautiful visualizations. Checkmate regularly checks whether a server/website is accessible and performs…
read the full Checkmate overview →
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Frequently asked questions
Is SigNoz or Checkmate more popular?
SigNoz has 32,525 GitHub stars and Checkmate has 11,021. SigNoz has the larger community by that measure.
Are SigNoz and Checkmate free?
Both are open source. SigNoz has no licence declared in this registry, and Checkmate is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between SigNoz and Checkmate?
SigNoz is written in TypeScript and Checkmate in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, SigNoz or Checkmate?
Choose SigNoz if you want the larger community (32,525 stars) or its Custom / other licence terms. Choose Checkmate if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.