Top 50 Observability Tools — April 2026

April 2026 ToolVitals data for observability tools shows a crowded field of platforms that cover logs, metrics, traces, alerting, uptime, profiling, and incident response. The strongest entries here are the ones that combine broad coverage with strong shipping and health scores, while still staying focused enough to be useful in real deployments.

The list is ranked by ToolVitals score first, with GitHub stars used only as a secondary popularity signal when scores are tied. That keeps the ordering centered on overall ToolVitals performance rather than raw attention alone.

Rankings

Rank	Tool	Health	Shipping	GitHub Stars	Score	Status
1	SigNoz	100	100	26677	100	🟢 Excellent
2	OpenObserve	100	100	18631	100	🟢 Excellent
3	VictoriaMetrics	100	100	16862	100	🟢 Excellent
4	OpenLLMetry	97	100	7039	98	🟢 Excellent
5	OneUptime	97	100	6876	98	🟢 Excellent
6	Laminar	97	100	2802	98	🟢 Excellent
7	RuView	95	100	50255	97	🟢 Excellent
8	changedetection.io	95	100	31253	97	🟢 Excellent
9	Maintenant	94	100	177	97	🟢 Excellent
10	HyperDX	92	100	9459	96	🟢 Excellent
11	Scanopy	92	100	4794	96	🟢 Excellent
12	OpenLIT	92	100	2398	96	🟢 Excellent
13	Pulse	91	100	5430	95	🟢 Excellent
14	Tianji	91	100	3032	95	🟢 Excellent
15	Robusta	91	100	2997	95	🟢 Excellent
16	Pyroscope	90	100	11385	94	🟢 Excellent
17	Centreon	89	100	150	94	🟢 Excellent
18	Aurora	89	100	148	94	🟢 Excellent
19	Sentry	97	88	43693	93	🟢 Excellent
20	LogTide	87	100	397	93	🟢 Excellent
21	WorldMonitor	91	91	52620	91	🟢 Excellent
22	Prometheus	92	88	63769	90	🟢 Excellent
23	Kener	80	100	4894	89	🟢 Excellent
24	Parseable	89	88	2365	89	🟢 Excellent
25	Claude DevTools	76	100	3191	87	🟢 Excellent
26	Netdata	88	72	78600	81	🟢 Excellent
27	Quickwit	88	72	11110	81	🟢 Excellent
28	Glances	87	72	32314	80	🟢 Excellent
29	Beszel	87	72	21324	80	🟢 Excellent
30	Kuvasz	87	72	512	80	🟢 Excellent
31	Uptrace	84	72	4175	79	🟢 Good
32	Performance Co-Pilot	85	72	1059	79	🟢 Good
33	Keep	84	62	11670	74	🟢 Good
34	Checkmate	82	62	9686	73	🟢 Good
35	Percona PMM	86	56	1011	72	🟢 Good
36	OpenITCOCKPIT	86	55	374	72	🟢 Good
37	sitespeed.io	72	62	4975	68	🟢 Good
38	Peekaping	76	56	1091	67	🟢 Good
39	NodeGet	76	56	36	67	🟢 Good
40	Gatus	84	38	10769	63	🟢 Good
41	TraceRoot	76	47	525	63	🟢 Good
42	HertzBeat	82	38	7182	62	🟢 Good
43	Lunalytics	70	47	725	60	🟢 Good
44	Monigo	77	38	411	59	🟡 Fair
45	Upptime	81	0	17000	45	🟡 Fair
46	Nightingale	81	0	12979	45	🟡 Fair
47	OpenStatus	79	0	8609	43	🟡 Fair
48	LLMGateway	79	0	1139	43	🟡 Fair
49	highlight.io	74	0	9240	41	🟡 Fair
50	Zabbix	73	0	5852	40	🟡 Fair

Top 3 Highlights

SigNoz ranks first with a perfect ToolVitals score of 100, perfect health and shipping scores, and 26,677 GitHub stars. It stands out as an open-source, OpenTelemetry-native observability platform that puts logs, traces, and metrics into one application.

OpenObserve also posts a perfect ToolVitals score of 100, with perfect health and shipping scores and 18,631 GitHub stars. Its scope is broad, covering logs, metrics, traces, and frontend monitoring, and the data describes it as a cost-effective alternative with single-binary deployment.

VictoriaMetrics ties at the top on ToolVitals score with 100, supported by perfect health and shipping scores and 16,862 GitHub stars. The description is focused and simple: a fast, cost-effective monitoring solution and time series database.

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