# Graylog vs StreamAlert: side-by-side comparison (2026)

[Graylog](https://cybersectools.com/tools/graylog-graylog) is a commercial [security information and event management](https://cybersectools.com/categories/security-information-and-event-management-siem) solution by [Graylog, Inc](https://cybersectools.com/companies/graylog-inc). [StreamAlert](https://cybersectools.com/tools/streamalert) is a free [security information and event management](https://cybersectools.com/categories/security-information-and-event-management-siem) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best SIEM Solutions for Business](https://cybersectools.com/shortlists/best-siem-solutions) picks Microsoft Sentinel, Splunk Enterprise Security, CrowdStrike Falcon Next-Gen SIEM and 4 more.

## Side-by-side comparison

| | Graylog | StreamAlert |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Security Information and Event Management | Security Information and Event Management |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | – | 2,886 |
| Last commit | – | Jul 2022 |
| Company | Graylog, Inc. | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Graylog | StreamAlert |
|---|---|---|
| Alerting | Yes | – |
| Log Management | Yes | Yes |

### Core features

**Graylog**

10 features listed. Sign in on the page to see them.

**StreamAlert**

No features listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Graylog](https://cybersectools.com/tools/graylog-graylog) fits if you need both cloud and on-premises options.
- [StreamAlert](https://cybersectools.com/tools/streamalert) fits if you want a cloud product, you need a free product and you want an open-source product.

## Graylog vs StreamAlert FAQ

Common questions when comparing Graylog vs StreamAlert for security information and event management.

### What is the difference between Graylog and StreamAlert?

**Graylog**: AI-powered SIEM, API security, and log management platform. Built by Graylog, Inc.

**StreamAlert**: Serverless, real-time data analysis framework for incident detection and response.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Graylog and StreamAlert?

**Graylog** is made by Graylog, Inc. **StreamAlert** is open-source with 2,886 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Graylog a good alternative to StreamAlert?

Often, yes. Graylog and StreamAlert are both Security Information and Event Management products, and both cover Log Management. Key differences: Graylog is Commercial while StreamAlert is Free, StreamAlert is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Graylog vs Graylog AI-Powered Security](https://cybersectools.com/compare/graylog-ai-powered-security-vs-graylog-graylog)
- [Graylog vs Graylog AI-Powered Security & IT Operations](https://cybersectools.com/compare/graylog-ai-powered-security-and-it-operations-vs-graylog-graylog)
- [Graylog vs Graylog SIEM](https://cybersectools.com/compare/graylog-graylog-vs-graylog-siem)
- [StreamAlert vs Graylog AI-Powered Security](https://cybersectools.com/compare/graylog-ai-powered-security-vs-streamalert)
- [StreamAlert vs Graylog AI-Powered Security & IT Operations](https://cybersectools.com/compare/graylog-ai-powered-security-and-it-operations-vs-streamalert)
- [StreamAlert vs Graylog SIEM](https://cybersectools.com/compare/graylog-siem-vs-streamalert)

## Alternatives to each

- [See all Graylog alternatives](https://cybersectools.com/alternatives/graylog-graylog)
- [See all StreamAlert alternatives](https://cybersectools.com/alternatives/streamalert)

---

Source: https://cybersectools.com/compare/graylog-graylog-vs-streamalert

For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/graylog-graylog.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Graylog and StreamAlert: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md