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Confidence in every rollback change release rollback prompt eval deploy

Engineering teams of all sizes use CircleCI to easily build, test, and deploy production-ready code.

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With CircleCI, you can capture every change.

Focus on your code, and beyond. Trigger automatic tests whenever anything in your ecosystem changes: libraries, images, even LLMs.

Explore the product

Any app, deployed anywhere, at any scale

Android

Chatbots

Robotics

Mobile

Autonomous Vehicles

Docker

Ruby

Heroku

Image Recognition

Dynamic Web Apps

C++

MacOS

Terraform

Wearables

Business Intelligence

Ansible

Python

Cross-platform

Health Tech

PHP

HTML

Shell

AWS

SageMaker

Linux

Jupter Notebook

Pulumi

Windows

Elixer

Speech recognition

Recommendation systems

Predictive analytics

APIs

Databases

Container Images

Natural language processing

Single Page Apps

Gaming

Netlify

Automated testing for every development challenge

Mobile, web, API, serverless, AI and more: robust CI/CD so you can develop your app with speed and confidence, no matter what you’re building.

End-to-end visibility from commit to production

Push updates and debug failures with ease. Progressive delivery lets you monitor changes and roll back to a good state automatically if needed.

Automated triggers for every change event

Respond automatically to changes in your application environment. If it affects your app, you can trigger a pipeline from it on CircleCI.

We’re the CI/CD experts (so you don’t have to be)

Over 50% of customers on CircleCI achieve elite DORA benchmarks.

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Learn more about CircleCI

Join 2mil+ devs

And get that green build feeling

“Everything we build and deploy is created with CircleCI – and it’s helping us build more models and machine learning applications.”
Xavier Portilla Edo | Infrastructure Team Lead at Voiceflow

“We strive to have at least an 80 percent success rate on all of our projects and CircleCI helps us maintain this average.”
Jon Anderson | Senior Software Engineer at Outreach

“CircleCI is one of those tools that silently chugs along in your stack doing some serious heavy-lifting while staying out of your way.”
Jason Bosco | VP of Engineering at Dollar Shave Club

“Switching to CircleCI has allowed our engineers to build and release mobile and web projects with far greater simplicity, speed and performance.”
Matt Wise | Senior Systems Architect at Nextdoor

“CircleCI’s CI application spins up, builds fast, and fits based on each team’s use case.”
Jon Anderson | Senior Software Engineer at Outreach

“With CircleCI’s flexible caching capabilities we were able to increase concurrency, deliver value faster, and our feedback loop was faster.”
Adam Nowak | Software Development Practice Lead at Netguru

“I wasn’t convinced Jenkins was worth the effort.”
Rob Eanes | CTO at Pingboard

“Since we implemented Docker layer caching, we’ve saved about 2,000 hours of developer time in the last six months.”
Travis Mattera | Senior Site Reliability Engineer at Rollbar

“The platform uptime is reliable and impressive; we don’t need to worry about CircleCI’s availability.”
Zoé | Software Engineer at Snyk

“CircleCI orbs just magically work.”
Nicholas Duffy | Engineering Manager at Axios

“CircleCI helps us pivot more quickly when business priorities shift.”
Carlos Villavicencio | Software Developer at Stack Builders

“Thanks to CircleCI, which safely and efficiently covers the development processes, including building and deployment, we can focus on product development.”
Tomoaki Otsuki | Frontend Engineer at LINE

“CircleCI is the easiest continuous integration tool to get up and running fast; it just works magically.”
Javeria Khan | Systems Engineer at Branch

“CircleCI gives us an easy platform to run tests, so we can be efficient and move fast.”
Jim Hanifan | Head of Product at Brandfolder

“Of all the solutions we tried, I think CircleCI still provides the best caching flow.”
Denis Prysukhin | Co-founder and CTO at Corewide

“CircleCI is a robust cloud-based SaaS CI tool that does everything we need.”
Jeremy Pfund | Principal Software Engineer at SevenRooms

“Hey thanks to @circleci for helping us stay on top of our Android build in a big way! #CI #CD #android #circleci #startup #dev”
Aparlay | @aparlayltd at Aparlay

“CircleCI enables us to … deliver the best value to our customers with total confidence.”
Hemal Shah | Product Manager at fastlane

“Having a partner like CircleCI that is consistent and reliable enables us to not only deliver the best value to our customers, but deliver it with total confidence.”
Hemal Shah | Product Manager at fastlane

“It used to be that pushing to production was a really big deal ...”
Nick Wilson | VP of Technical Operations at GoSpotCheck

“[We’ve] built a powerful system to automatically run security updates… engineers merge the PR, and builds run security updates on all servers.”
Toshimasa Ishibashi | Co-founder and CTO at Kaizen Platform

“Our code is our secret sauce ...”
Adrian MacNeil | Director of Infrastructure Engineering at Cruise

“We don’t need to deploy an AWS machine – we can just write a script, add some config, specify that this needs to run once a month.”
Adam Nowak | Software Development Practice Lead at Netguru

“We made a small investment upfront; [now] our systems run automatically ...”
Maksim Pecherskiy | Chief Data Officer at City of San Diego

“Using CircleCI caused a marked jump in our confidence that we can merge our pull requests without breaking real Gatsby applications downstream.”
Dustin Schau | Software Engineer at GatsbyJS

“Our users want new releases fast [so] we use CircleCI to test all of the touchpoints… and create scripts that fire tests automatically.”
Greg Anderson | Open Source Contribution Engineer at Pantheon

“If your test suite takes an hour… your minimum incident resolution time can’t be faster than an hour ...”
Kyle Espinola | Senior Software Engineer Team Lead at Procore

“Before switching to CircleCI, [the] team waited up to an hour to get through testing.”
Adam Nowak | Software Development Practice Lead at Netguru

“The build process that used to take over 30m now takes less than half that.”
Nick Wilson | VP of Technical Operations at GoSpotCheck

“With CircleCI, things can move through the release process more quickly.”
Josh Bazemore | Engineering Manager at Greenhouse

“When we set up a new service in CircleCI, we can set it and forget it.”
Nicholas Duffy | Engineering Manager at Axios

“Using CircleCI as a SaaS tool ...”
Donald Tyler | DevOps Technical Lead at HealthLabs.com

“We look for our CI solution to scale quickly, reduce execution time through parallelism, distribution, and partitioning, and have full Docker support ...”
Toshimasa Ishibashi | Co-founder and CTO at Kaizen Platform

“CircleCI has become popular among app development teams, and is currently used by approximately 400 users.”
Masanao Ishihara | Misumi

“In our business field, our competitors are introducing modern managed services like CircleCI ...”
Mr. S | Cinnamon AI

“We would like to reduce the operational load and allocate resources to improving the application; that's why using CircleCI is of great significance.”
Takumi Kanzaki | Backend Engineer at SmartHR

“Cost reduction related to CI tool development and operation has allowed engineers to focus on improving product quality.”
Kunio Okita | Manager at DeNA

“Our time is money; investing in CircleCI gives us time for more important projects”
Donald Tyler | DevOps Technical Lead at HealthLabs.com

“With CircleCI, you can choose what kind of performance machine to use for each build.”
Sho Ikeda | Hatena

“From simple setup and easy integration across GitHub, Chat apps, Docker (and more) to the ability to deploy to different environments from production, QA, and staging, CircleCI has proven to be completely indispensable for our business.”
Toshimasa Ishibashi | Co-founder and CTO at Kaizen Platform