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Monitoring

APM, logging, error tracking, uptime

Reviewed byRoman Kยท 2026-05-06

Soft.xyz tracks 9 monitoring tools, 9 with a free plan, 1 open source. Paid entries start at $0/mo (Better Stack) and go up to $79/mo (OpenReplay). Most GitHub traction: Grafana with 75,200 stars. Rankings below use real metrics, not vendor claims.

9 monitoring tools currently tracked: 6 open source, 3 with a managed free tier, 0 paid-only.

By GitHub activity the most popular is Grafana (75.2k stars).

Cheapest paid plan in the list starts at $15/mo (Datadog).

FAQ

How many monitoring tools are tracked here?

9, of which 9 offer a free plan and 1 are open source.

What is the cheapest monitoring tool?

Better Stack starts at $0/mo, while OpenReplay is the priciest tracked entry at $79/mo.

Which monitoring tool has the most traction?

Grafana leads the tracked set with 75,200 GitHub stars.