The best CI/CD Blog by Semaphore

DIY AI Code Review

Build your own AI code review tool in CI with a few lines of Bash and an API key. No expensive tools required and you are in full control.

Tomas Fernandez

Announcing Semaphore v1.5 Release – Service Accounts, Dynamic Pipelines, and Git Tags

Discover what’s new in Semaphore v1.5: Service Accounts, dynamic pipelines, and Git tag–based CI workflows. Build smarter with improved GitOps support.

Tomas Fernandez

Xcode 15 Deprecation in Semaphore

Starting October 22, 2025, Semaphore will remove the Xcode 15 image from the available machine pool.

Deprecation of a1-standard-4 in Semaphore

Starting October 15, 2025, Semaphore will remove the a1-standard-4 machine type from the available machine pool.

Job Matrix: Feature Showcase

Learn how to use job matrices to test across multiple runtimes, databases, and environments with clean, parallel CI/CD pipelines.

Tomas Fernandez

Feature Showcase: Fan-Out Fan-In

Fan-Out Fan-In is a CI pattern that speeds up pipelines by building once, testing in parallel, and releasing with confidence.

Tomas Fernandez

Software Delivery Trends: From Serverless to CI/CD Discipline

Explore software delivery trends: serverless, CI/CD discipline, progressive delivery, cost management, and inclusive engineering cultures.

The Secrets to Scaling Engineering Teams (Lessons from Rails, Unity & WeTransfer)

Learn how Rails, Unity, and WeTransfer scaled engineering teams with CI/CD, lean practices, and disciplined delivery.

Pipelines Explained: 3 Principles for CI/CD

CI/CD is more than tools. It's a philosophy for building faster and with confidence. Three principles for fewer bugs and happier teams.

Tomas Fernandez

Semaphore v1.4 Release – Save Your CI Minutes

Semaphore v1.4 brings two requested features, workflow efficiency boosts, and quality improvements—available in both Cloud and OS.

Aleksandar Mitrovic

GPT-OSS: Specs, Setup, and Self-Hosting Guide

OpenAI’s GPT-OSS 20B & 120B are here. See specs, features, and how to run these open-source LLMs locally or self-host in the cloud.

Tomas Fernandez

Cloud vs Hybrid: A Guide to Choosing Semaphore Editions

Compare Semaphore Cloud vs Hybrid CI/CD. Learn about cost trade-offs, hidden expenses, and when self-hosting really makes sense.

Tomas Fernandez

Automated Testing: From Mainframes to ChatGPT

A brief history of automated testing, from manual testing and unit test frameworks to CI/CD to and AI-powered testing.

Tomas Fernandez

Semaphore vs BitBucket Pipelines

Compare Semaphore CE vs Bitbucket Pipelines. Explore the main differences and on-premise options to find the best fit for your team.

Tomas Fernandez

Our new approach to enterprise CI/CD: Free tier, source available, and guaranteed savings

Semaphore makes enterprise CI/CD accessible with free self-hosting, source-available features, and freedom from closed platforms.

Aleksandar Mitrovic

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