Best DevOps Tools Open Source Tools in 2026

Netdata

Security & Monitoring IT Management DevOps & CI/CD

Real-time infrastructure monitoring with zero configuration

stars 78.7Klicense GPL-3.0lang C

Monitoring Observability DevOps Tools+5

dyrector.io

DevOps & CI/CD Developer Tools IT Management

Open source container management and CD platform

stars 1.8Klicense Apache-2.0lang TypeScript

CI/CD Platforms Docker Management Kubernetes+4

Apache APISIX

APIs & Integration DevOps & CI/CD Cloud & Hosting

Cloud-native API gateway with dynamic routing and plugins

stars 16.5Klicense Apache-2.0lang Lua

API Infrastructure Cloud Native Authentication+5

YugabyteDB

Databases & Storage Cloud & Hosting Data & Analytics

Open source distributed SQL database for cloud-native apps

stars 10.2Klicense NOASSERTIONlang C

Database Cloud Native Kubernetes+4

Kestra

Data & Analytics DevOps & CI/CD IT Management

Declarative workflow orchestration for data and DevOps teams

stars 26.8Klicense Apache-2.0lang Java

Workflow Orchestration Workflow Automation DevOps Tools+5

SigNoz

Security & Monitoring DevOps & CI/CD Data & Analytics

Open source APM with logs, traces, metrics, and dashboards

stars 26.7Klicense NOASSERTIONlang TypeScript

Observability Monitoring DevOps Tools+5

Unleash

DevOps & CI/CD Product & Project Management Developer Tools

LaunchDarkly alternative with SDK for 30+ languages, self-hosted

stars 13.4Klicense Apache-2.0lang TypeScript

Feature Flag A/B Testing DevOps Tools+5

Coolify

DevOps & CI/CD Cloud & Hosting IT Management

Self-hosted Heroku and Vercel alternative for any app

stars 326license MITlang Go

Self Hosted DevOps Tools CI/CD Platforms+5

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Netdata

dyrector.io

Apache APISIX

YugabyteDB

Kestra

SigNoz

Unleash

Coolify

Netdata

dyrector.io

Apache APISIX

YugabyteDB

Kestra

SigNoz

Unleash

Coolify