Open Source DevOps & CI/CD Tools

Alternative toHashiCorp Terraform Cloud

Write infrastructure as code in TypeScript, Python, or Go

• 25,796 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toGitHub

Self-hosted Git server with CI/CD, security scans, and planning

• 24,535 GitHub stars
• MITLicence MIT

Alternative toAWS Step Functions

Durable workflow orchestration for reliable, long-running apps

• 23,857 GitHub stars
• MITLicence MIT

Alternative toMicrosoft Power Automate

Low-code event-driven programming with a browser-based editor

• 23,766 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toDatadog

Self-hosted observability for logs, metrics, and traces

• 22,443 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #Monitoring

Alternative toPostman

AI-powered tool that converts API traffic into test cases

• 18,658 GitHub stars
• Apache-2.0Licence Apache-2.0
• #Testing

Alternative toGrafana Cloud

High-performance self-hosted time series database and metrics

• 17,887 GitHub stars
• Apache-2.0Licence Apache-2.0
• #Database

Alternative toKong Konnect

Cloud-native API gateway with dynamic routing and plugins

• 17,243 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toGoogle Cloud Composer

Asset-based data pipeline orchestration with a built-in catalog

• 16,301 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toKatalon Studio

Simple end-to-end testing for iOS, Android, and web apps

• 16,149 GitHub stars
• Apache-2.0Licence Apache-2.0
• #Testing