Open source cloud-storage projects

Every project in the registry tagged cloud-storage, ranked by real GitHub adoption.

projects 15 combined stars ★ 203K refresh nightly
01 rclone ★ 61K

"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex File

last push31 hours ago languageGo licenseMIT
02 Puter ★ 44K

A full desktop environment that runs in your browser

last push15 hours ago languageTypeScript licenseAGPL-3.0
03 cloudreve ★ 29K

🌩 Self-hosted file management and sharing system, supports multiple storage providers

last push13 days ago languageGo licenseGPL-3.0
04 Ceph ★ 17K

Scalable open-source distributed storage system

last push14 hours ago languageC++ license—
05 Seafile ★ 15K

Self-hosted file sync with AI-powered organization

last push17 days ago languageC license—
06 Quickwit ★ 12K

Lightning-fast search for massive datasets

last push20 hours ago languageRust licenseApache-2.0
07 cubefs ★ 5.7K

cloud-native distributed storage

last push11 days ago languageGo licenseApache-2.0
08 SparkleShare ★ 5.0K

Share and collaborate by syncing with any Git repository instantly. Linux, macOS, and Windows

last push2 months ago languageC# licenseGPL-3.0
09 OxiCloud ★ 3.7K

☁️ Ultra-fast, secure & lightweight self-hosted cloud storage — your files, photos, calendars & contacts, all in one place. Built in Rust.

last push7 days ago languageRust licenseMIT
10 ZeroFS ★ 3.2K

ZeroFS: A log-structured filesystem for S3. ZeroFS serves S3-compatible buckets as POSIX filesystems over NFS and 9P, or as raw block devices over NBD.

last push5 days ago languageRust licenseAGPL-3.0
11 cryfs ★ 2.3K

Cryptographic filesystem for the cloud

last push3 days ago languageRust licenseLGPL-3.0
12 cloudserver ★ 2.0K

Zenko CloudServer, an open-source Node.js implementation of the Amazon S3 protocol on the front-end and backend storage capabilities to multiple clouds, includi

last push3 days ago languageJavaScript licenseApache-2.0
13 alto ★ 1.6K

The best client for all of your cloud storage

last push5 days ago languageTypeScript licenseGPL-3.0
14 FilePress ★ 1.1K

一款全新的文件驱动型建站系统

last push8 days ago languagePHP licenseAGPL-3.0
15 Firefiles ★ 370

Bring your own cloud storage, managed in one place

last push12 months ago languageTypeScript licenseAGPL-3.0

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Frequently asked questions

How many open source cloud-storage projects are there?

This registry tracks 15 projects tagged cloud-storage, with 202,946 GitHub stars between them. The most-adopted is rclone at 60,708 stars.

Are these cloud-storage projects free to use?

Yes — 13 of the 15 carry an explicit open-source licence across 5 distinct licences, so there is no licence fee. Where a project also sells a hosted or enterprise version, the self-hosted path remains free.

Which cloud-storage project should I choose?

The list above is ranked by GitHub stars, but stars measure attention rather than fit. Check three things on each card: the licence (permissive versus copyleft), the language it is written in, and the last-push date — a high-star project that has not been pushed in a year is a liability.

Are these cloud-storage projects still maintained?

14 of the 15 were pushed in the last 90 days, and every card shows its exact last-push date so you can see the rest. Sort your shortlist by that date before committing to a migration.