18 free or open-source cloud drive solutions

Below are 18 free or open-source cloud drive solutions. “Free storage” shows hosted plan capacity; self-hosted apps depend on your own disk/server.

Nextcloud

Free / self-hosted — storage limited by your server

Full-featured personal cloud: files, calendar, contacts, collaboration apps, and sharing.

Visit Nextcloud

ownCloud

Free / self-hosted — storage limited by your server

Open-source file-sync and collaboration platform with mobile and desktop clients.

Visit ownCloud

Seafile (Community)

Free / self-hosted — storage limited by your server

High-performance file sync & share solution with versioning and team libraries.

Visit Seafile

Pydio Cells (Community)

Free / self-hosted (Cells Home)

File-sharing and collaboration server with advanced permissions and APIs.

Visit Pydio

Cozy Cloud

Hosted free plan: 5 GB • also self-hostable

Personal privacy cloud for documents, photos, passwords, and app data.

Visit Cozy

Syncthing

Free / peer-to-peer — storage limited by devices

Continuous secure file synchronization between computers without a central server.

Visit Syncthing

Tahoe-LAFS

Free / decentralized — capacity depends on network nodes

Fault-tolerant distributed file store focused on privacy and least-authority access.

Visit Tahoe-LAFS

CryptPad

Hosted free tier • self-host available

Encrypted collaborative suite (docs, sheets, file storage) with zero-knowledge privacy.

Visit CryptPad

File Browser

Free / self-hosted

Lightweight web file manager to turn any folder into a self-hosted cloud drive.

Visit File Browser

SparkleShare

Free / Git-based sync — storage limited by repo host

Dropbox-like syncing built on Git; use with your own or public Git hosting.

Visit SparkleShare

IPFS

Free / decentralized — depends on nodes

Peer-to-peer content-addressed file system for permanent distributed storage.

Visit IPFS

Sandstorm

Free / self-hosted

Host and manage open-source web apps securely — includes file apps and storage tools.

Visit Sandstorm

OpenMediaVault

Free / NAS OS — storage limited by your disks

Network-attached-storage (NAS) operating system with a simple web interface.

Visit OpenMediaVault

MinIO

Free / self-hosted S3 object store

High-performance S3-compatible object storage for private cloud infrastructure.

Visit MinIO

Rclone

Free / sync tool — connects many cloud providers

Open-source “rsync for cloud storage” with encryption, mount, and backup features.

Visit Rclone

MEGA .io

Hosted free plan: 20 GB

End-to-end encrypted cloud drive with generous free storage and secure sharing.

Visit MEGA

Proton Drive

Hosted free plan: 5 GB

Privacy-first encrypted cloud storage from Proton (same team as Proton Mail).

Visit Proton Drive

Internxt Drive

Hosted free plan: 10 GB • open-source client

Decentralized and encrypted cloud drive offering secure storage and sharing.

Visit Internxt

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