Chorus
Migrate and backup petabytes of S3 data on your terms — fast, predictable, and with near-zero downtime.
Open source leading object storage management and migration stack.
Our Open Source commitment
100% open, 100% open source
Chorus is built in the open and released under the Apache 2.0 license.
Works at scale
Successful migrations of a petabyte bucket featuring over 1 million individual objects.
Start Your S3 Data Migration on your own
Self Service
Chorus is open-source and freely available on GitHub. Dive into the code, configure it to your needs, and migrate at your pace.
Vendor Agnostic
Seamlessly migrate data across any S3-compatible storage solution, ensuring flexibility and freedom from vendor lock-in.
Our platform offers support for multiple object storage APIs, including AWS S3, Google Cloud Storage, Azure Blob Storage, Ceph S3 (via radosgw), MinIO, and Cloudera Object Storage, ensuring seamless integration across a variety of storage solutions.
Reduced Downtime
Migrate data without halting ongoing write operations. Chorus captures real-time changes, allowing your applications to continue functioning smoothly during migration.
Predictable Timing
Utilize multiple machines of any size to distribute sync tasks efficiently. Configure rate limits to avoid disruptions for production users, ensuring your migration fits your operational needs.
Live Migration Status Monitoring
Stay informed with real-time migration updates through our intuitive web UI, CLI tool, or Prometheus integration. Monitor progress and resolve issues on the fly.
Open Source and Proven
Chorus is built on the reliable rclone tool release provided by Clyso, combining the best of open-source software with community-driven improvements for robust performance.
Full Control
Manage your migrations flexibly—start per bucket, and pause or resume as needed. You’re always in control of your data transfer process.
Start Your S3 Data Migration with our Expert Team
Managed Migration:
You don’t want to deal with the hassle of large-scale data transfers? Let our expert team take the burden off your shoulders. We’ll handle every step, from setup to completion, ensuring minimal downtime and a smooth transition.