aicoolies logo
Mergify logo
Mergify logo

Mergify

Merge queue, CI insights, flaky-test controls, and stacked pull requests for GitHub teams

freemiumverified Aug 24, 2026

Mergify is a pull request automation platform that keeps main branches green with merge queue batching, merge protections, CI Insights, flaky-test detection, and stacked pull requests. Its Stacks workflow turns commits on one local branch into focused PR chains, helping teams review large AI-generated or feature-heavy changes without losing queue safety.

Read our Mergify review

A detailed review by the aicoolies team — click to read

Mergify sits between code review and CI/CD operations. The product combines a merge queue for batching and prioritizing pull requests, merge protections for governance, CI Insights and Test Insights for flaky or failing checks, and workflow automation rules for assignment, labeling, rebasing, backporting, and queueing. The value proposition is not code generation; it is keeping high-volume GitHub repositories mergeable when CI is expensive or unstable.

The Stacks product adds a dedicated answer to oversized pull requests. Mergify’s official product page says one local branch can be split so every commit becomes its own focused PR, with a dependency chain and the merge queue handling the rest. That is directly relevant to AI-assisted development, where agents can produce large changes that need smaller reviewable units before they reach main.

Write-time checks confirmed the Mergify pricing page, merge queue docs, Stacks page, CI Insights/Test Insights navigation, and hosted-service positioning. The Mergify CLI is Apache-2.0, but the primary aicoolies record is the hosted Mergify platform, so this entry is marked as freemium rather than open-source software.

Pricing

GitHub pull request automation and merge queue platform. Free tier offers $0 for open-source public repositories. Team tier is $18/active developer/month (billed annually) or $22/month featuring automated Merge Queue, backporting, and rule-based workflows. Business tier is $32/active developer/month with advanced batching and priority queues. Enterprise tier provides custom pricing for GitHub Enterprise/on-premise, multi-org governance, dedicated support, and 99.9% SLA.

full pricing breakdown →

Platforms

Hosted GitHub pull request automation with merge queue, workflow rules, CI/Test Insights, and Mergify CLI stacks

Categories

Tags

Use Cases

Related Tools

computed discovery: shared active categories · kept separate from editor-verified Alternatives

Cilium logo

Cilium

eBPF-based networking, security, and observability for Kubernetes

Cilium is a CNCF Graduated, Apache-2.0 project for Kubernetes networking, security, and observability using eBPF. It can replace kube-proxy, enforce identity-aware L3-L7 network policies, and add Hubble flow observability plus Tetragon runtime-security signals. Current source checks support GKE Dataplane V2 using Cilium/eBPF and Azure CNI Powered by Cilium for AKS.

Open Source
OrbStack logo

OrbStack

Fast and lightweight Docker Desktop alternative for macOS

OrbStack is a macOS application that replaces Docker Desktop with lightweight container and Linux VM management. Its docs emphasize fast starts, lower CPU and memory overhead, and native macOS integration with menu bar controls, file sharing, and network access to containers by name, with exact gains depending on workload. Supports Docker, Kubernetes, and full Linux VMs.

freemium
Ray logo

Ray

Distributed AI compute engine for scaling Python and ML workloads

Ray is an open-source distributed computing framework built for scaling AI and Python applications from a laptop to thousands of GPUs. It provides libraries for distributed training, hyperparameter tuning, model serving, reinforcement learning, and data processing under a single unified API. Ray's public site highlights OpenAI and other enterprise users. Maintained by Anyscale with Apache-2.0 open-source licensing.

freemiumOpen Source
Act logo

Act

Run GitHub Actions locally for fast feedback

Act is an open-source tool that runs GitHub Actions workflows locally using Docker containers that match GitHub's execution environment. It provides instant feedback on workflow changes without pushing to a repository, supports matrix builds, secret management, and artifact handling. Act can also replace Makefiles by using workflow files as task definitions, making it useful for both CI/CD development and local task automation across development teams.

Open Source
Clerk logo

Clerk

Drop-in authentication for modern JavaScript apps

Clerk is a complete authentication and user management platform for React, Next.js, and modern JavaScript frameworks. It provides pre-built UI for sign-in, sign-up, user profiles, organizations, MFA, passkeys, JWT sessions, webhooks, and billing. The Hobby plan supports up to 50,000 monthly retained users per app, with Pro, Business, and Enterprise tiers for growing teams.

freemium
Docker logo

Docker

Build, share, and run containers

Industry-standard container platform for building, shipping, and running applications in isolated, reproducible environments. Package apps with all dependencies into portable containers using Dockerfiles and images. Docker Compose orchestrates multi-container applications. Docker Hub hosts millions of pre-built images. Docker Desktop provides GUI management on Mac/Windows. Essential for local development, CI/CD, and production deployments. The foundation of modern containerized infrastructure.

freemiumTelemetry

FAQ

What is Mergify?

Mergify is a pull request automation platform that keeps main branches green with merge queue batching, merge protections, CI Insights, flaky-test detection, and stacked pull requests. Its Stacks workflow turns commits on one local branch into focused PR chains, helping teams review large AI-generated or feature-heavy changes without losing queue safety.

Is Mergify free?

Mergify offers a free tier alongside paid plans. GitHub pull request automation and merge queue platform. Free tier offers $0 for open-source public repositories. Team tier is $18/active developer/month (billed annually) or $22/month featuring automated Merge Queue, backporting, and rule-based workflows. Business tier is $32/active developer/month with advanced batching and priority queues. Enterprise tier provides custom pricing for GitHub Enterprise/on-premise, multi-org governance, dedicated support, and 99.9% SLA.

Is Mergify still maintained?

Yes — Mergify is active. Its listing was last verified on August 24, 2026.

How does Mergify score in our review?

Our hands-on review scores Mergify 87/100 overall, based on speed, privacy, and developer-experience testing.