Best Open-Source DevOps Tools in 2026

DevOps listings focus on running and securing software delivery โ€” SSO portals like Authelia, push alerts with ntfy, GitHub Actions building blocks from the Actions Toolkit, and backend stacks such as Bitwarden Server. Use this category when you care about deploy pipelines, access control, and operational glue rather than app UI frameworks.

The most popular open-source DevOps tool by GitHub stars is Awesome Self-Hosted(285.4k stars), followed by N8n(183.6k stars)and Free-for-dev(120.6k stars). This page lists the top 30 of 107 devops tools in the directory, ranked by community adoption.

Quick comparison

Best open-source DevOps tools in 2026, ranked by GitHub stars
#ToolStarsLanguageLicense
1Awesome Self-Hosted

A comprehensive list of Free Software network services and web applications that you can host on your own servers.

285.4kโ€”Other
2N8n

A powerful fair-code workflow automation platform with native AI capabilities. It combines visual workflow building with the ability to include custom code. Self-host or use the cloud version with over 400+ integrations available.

183.6kTypeScriptOther
3Free-for-dev

A comprehensive list of SaaS, PaaS, and IaaS offerings with free tiers beneficial for DevOps and infrastructure developers.

120.6kHTMLโ€”
4Uptime Kuma

A fancy self-hosted monitoring tool for keeping tabs on website uptime and performance.

85.1kJavaScriptMIT License
5Netdata

An advanced monitoring software providing real-time performance and health monitoring for your infrastructure.

78.4kCGNU General Public License v3.0
6Caddy

A fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS, providing easy configuration and built-in support for modern protocols.

71.5kGoApache License 2.0
7Act

Run your GitHub Actions locally ๐Ÿš€. Act makes it easy to test and debug your GitHub Actions workflows by simulating the GitHub environment locally.

69.8kGoMIT License
8Lobe Chat

An open-source, modern-design AI chat framework supporting multiple AI providers such as OpenAI, Claude 3, Gemini, Ollama, DeepSeek, and Qwen. It offers features like knowledge base management, multi-modality support through plugins and artifacts, and easy deployment for private AI applications like ChatGPT and Claude.

69.1kTypeScriptOther
9Traefik

A powerful Cloud Native Application Proxy designed for ease of use and automation. It seamlessly integrates with your infrastructure components and configures itself automatically and dynamically.

62.7kGoMIT License
10MeiliSearch

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

57.1kRustMIT License

All 30 DevOps tools

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Frequently asked questions

What is the best open-source devops tool in 2026?

Awesome Self-Hosted leads by GitHub stars(285.4k). A comprehensive list of Free Software network services and web applications that you can host on your own servers.

Are these devops tools free?

Yes. Every tool on this list is open source and free to use in your own projects. Many can be self-hosted.

How is this list ranked?

Tools are ranked by GitHub star count, a strong proxy for community adoption and active maintenance. Star counts are refreshed regularly.

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