Checkly vs Zabbix
A detailed comparison to help you choose between Checkly and Zabbix.
Quick Verdict
5.0/5
Checkly
100 reviews
3.8/5
Zabbix
395 reviews
Checkly is rated higher (5.0 vs 3.8). Checkly enables monitoring as code using Playwright for E2E browser checks and HTTP API checks. Define checks alongside your code in TypeScript. Global check locations. Zabbix is a free, open source enterprise monitoring solution for networks, servers, cloud, and applications. 2,000+ out-of-box templates. Used by millions of enterprises globally since 2001.
Checkly Monitoring as code with Playwright and API checks | Zabbix Enterprise-grade infrastructure monitoring with predictive alerting | |
|---|---|---|
| Overview | ||
| Rating | 5.0 (100 reviews)✓ | 3.8 (395 reviews) |
| Pricing model | freemium | free |
| Starting price | Free tier available | Free |
| Best for | Engineering teams who want to define synthetic monitoring tests as code in their repository | Operations teams managing hybrid cloud or on-premises infrastructure who need comprehensive, customizable monitoring without per-host licensing. |
| Tags | ||
| Tags | free tieropen sourceapi access | free tieropen sourceself hostable |
| Visit Checkly → | Visit Zabbix → | |
Checkly
Pros
- + Monitoring as code in TypeScript
- + Playwright for browser monitoring
- + Works in CI/CD pipeline
Cons
- - Developer-focused — not for non-technical teams
- - Newer than Datadog synthetics
Zabbix
Pros
- + Monitor unlimited hosts and metrics without per-seat licensing costs
- + Combine agent and agentless monitoring across heterogeneous environments
- + Create custom alerts with threshold logic and event correlation rules
- + Visualize infrastructure health with flexible dashboard and map views
- + Integrate with external systems via webhooks and API
Cons
- - Steep learning curve for complex configurations and custom item setup
- - Requires dedicated infrastructure and database tuning for large-scale deployments
- - Community support only in open-source version; enterprise edition needed for guaranteed SLA
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