Openobserve by openobserve
OpenObserve is an open-source observability platform for logs, metrics, traces, and frontend monitoring. A cost-effective alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.
About Openobserve
From the project's README at github.com/openobserve/openobserve. Lightly cleaned for readability; for the full source see the upstream repo.
Open source Datadog alternative for logs, metrics, traces, and frontend monitoring. Modern observability platform: 10x easier, 140x lower storage cost, high performance, petabyte scale.
OpenObserve (O2) is a cloud-native observability tool built for logs, metrics, traces, analytics, and Real User Monitoring (RUM). It's designed as a cost-effective alternative to Datadog, Spl
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 19k | github.com/openobserve/openobserve |
| GitHub forks | 802 | github.com/openobserve/openobserve |
| Docker Hub pulls | 445k | hub.docker.com / openobserve |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 3.3 years | since Feb 2023 |
| Last commit | 3 days ago | May 4, 2026 |
| Releases shipped | 192 | last: 8 days ago |
| Security policy | SECURITY.md | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
Security advisories
CVE-2025-66223. What people say on Hacker News
Replaces these paid SaaS
Openobserve is one of the open-source alternatives to:
Ready to self-host Openobserve?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
Similar open-source projects
Projects in our directory that replace the same SaaS or share topics with Openobserve.