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BEST CLOUD STORAGE TOOLS

Store, sync, and share files securely in the cloud.

63 tools indexed|Updated MAY 2026|► VIEW TOP PICKS

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D

Degoo

FREEMIUM

AI-powered cloud backup with generous free storage

APPROVED
P

Proton Drive

FREEMIUM

End-to-end encrypted cloud storage from the makers of ProtonMail

APPROVED
K

Koofr

FREEMIUM

Privacy-focused cloud storage connecting multiple providers

APPROVED
H

Hightail

FREEMIUM

File sharing and creative collaboration for design teams

APPROVED
S

SugarSync

PAID

Cloud file sync and backup service for any folder structure

APPROVED
E

Egnyte

PAID

Hybrid cloud content platform for enterprise file management

APPROVED
C

Citrix ShareFile

PAID

Secure file sharing and storage for business workflows

APPROVED
S

SpiderOak

PAID

Zero-knowledge encrypted cloud backup and sync service

APPROVED
G

Google Cloud Storage

PAID

Object storage for enterprises with global edge caching

APPROVED
A

Azure Blob Storage

PAID

Microsoft cloud object storage for unstructured data at scale

APPROVED
A

Amazon S3

PAID

Scalable object storage service for any amount of data

APPROVED
B

Box

FREEMIUM

Enterprise cloud content management and collaboration platform

APPROVED
G

Google Drive

FREEMIUM

Cloud storage integrated with Google Workspace

APPROVED
C

Calibre

OPEN SRC

E-book library manager that can view, convert, and catalog e-books in most of the major e-book formats and provides a built-in Web server for remote clients

APPROVED
O

OneDrive

FREEMIUM

Cloud storage and file sharing integrated with Microsoft 365

APPROVED
P

Paperless-ngx

OPEN SRC

Scan, index, and archive all of your paper documents with an improved interface (fork of Paperless)

APPROVED
K

Komga

OPEN SRC

Media server for comics/mangas/BDs with API and OPDS support, a modern web interface for exploring your libraries, as well as a web reader

APPROVED
T

Tresorit

PAID

End-to-end encrypted cloud storage for businesses and individuals

APPROVED
K

Kavita

OPEN SRC

Cross-platform e-book/manga/comic/pdf server and web reader with user management, ratings and reviews, and metadata support.

APPROVED
D

Dropbox

FREEMIUM

Smart workspace to sync, share, and collaborate on files

APPROVED
M

MEGA

FREEMIUM

Encrypted cloud storage with generous free tier and secure messaging

ADEQUATE
M

Mayan EDMS

OPEN SRC

Electronic document management system for your documents with preview generation, OCR, and automatic categorization among other features.

ADEQUATE
S

Sync.com

FREEMIUM

Zero-knowledge encrypted cloud storage made in Canada

ADEQUATE
B

Backblaze

PAID

Affordable cloud storage and backup with S3-compatible object storage

ADEQUATE
I

Immich

FREEMIUM

Self-hosted photo and video backup solution

ADEQUATE
W

Wasabi

PAID

Hot cloud storage with no egress fees and S3 compatibility

ADEQUATE
P

pCloud

FREEMIUM

Swiss cloud storage with lifetime plans and strong privacy

ADEQUATE
S

SeedDMS

OPEN SRC

Document Management System with workflows, access rights, fulltext search, and more

ADEQUATE
K

kiwix-serve

OPEN SRC

Serve offline ZIM archives via a simple web server.

ADEQUATE
S

SysInfo Thunderbird Email Backup Tool

FREEMIUM

Secure Thunderbird backup and email migration tool

ADEQUATE
I

iDrive

FREEMIUM

Cloud backup solution for PCs, Macs, servers, and mobile devices

ADEQUATE
I

IceDrive

FREEMIUM

Next-generation cloud storage with virtual drive technology

ADEQUATE
D

DSpace

OPEN SRC

Turnkey repository application providing durable access to digital resources

ADEQUATE
P

Papermerge

OPEN SRC

Document management system focused on scanned documents (electronic archives). Features file browsing in similar way to dropbox/google drive. OCR, full text search, text overlay/selection.

ADEQUATE
E

Ente

FREEMIUM

Secure, private photo storage and sharing solution

ADEQUATE
F

Filebase

FREEMIUM

S3-compatible object storage on decentralized networks

ADEQUATE
F

Filestash

FREEMIUM

Unified file management for your enterprise storage

ADEQUATE
F

Fedora Commons Repository

OPEN SRC

Robust and modular repository system for the management and dissemination of digital content especially suited for digital libraries and archives, both for access and preservation

ADEQUATE
O

Omeka

OPEN SRC

Create complex narratives and share rich collections, adhering to Dublin Core standards with Omeka on your server, designed for scholars, museums, libraries, archives, and enthusiasts

ADEQUATE
P

Piwigo

FREEMIUM

The open source photo gallery for managing and sharing your photo collection

ADEQUATE
C

CareerSafe

FREEMIUM

Upload once. Access your professional documents forever.

ADEQUATE
I

InvenioRDM

OPEN SRC

Highly scalable turn-key research data management platform with a beautiful user experience

ADEQUATE
C

Cozy

FREEMIUM

Your secure French personal cloud for complete data control

ADEQUATE
T

Twake Drive

FREEMIUM

Secure open source file storage with end-to-end encryption

ADEQUATE
I

Internxt

FREEMIUM

Privacy-focused cloud storage with open-source encryption

ADEQUATE
S

Stump

OPEN SRC

A fast, free and open source comics, manga and digital book server with OPDS support

ADEQUATE
E

EPrints

OPEN SRC

Digital document management system with a flexible metadata and workflow model primarily aimed at academic institutions

ADEQUATE
S

Samvera Hyrax

OPEN SRC

Front-end for the Samvera framework, which itself is a Ruby on Rails application for browsing and managing Fedora-based digital repositories

ADEQUATE
D

Docspell

OPEN SRC

Organize and find documents with automatic tagging.

ADEQUATE
P

Puter

FREEMIUM

Your personal cloud for files, apps, and games

ADEQUATE

RELATED CATEGORIES

Open Source →Project Management →CRM →Email Marketing →Design →Developer Tools →

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