What are cloud storage APIs?

Cloud storage APIs provide programmatic access to file upload, download, sharing, and management on platforms like Google Drive, Dropbox, and OneDrive, enabling you to build file-centric features without managing server infrastructure.

Is the Dropbox API free to use?

Yes. Dropbox offers a free API tier for apps that access only their own app folder. Apps that require access to the full Dropbox folder need user approval and may be subject to Dropbox's usage policies.

How do I upload files to cloud storage via an API?

Most cloud storage APIs accept multipart form uploads or binary streams over HTTPS. Authenticate with OAuth or an API key, then POST your file to the designated upload endpoint.

Cloud Storage APIs

Cloud storage and file sharing

18 APIs in this category

Showing 18 of 18 APIs

AnonFiles

Upload and share files anonymously and securely

Auth: No HTTPS CORS: Unknown

BayFiles

Simple file upload and sharing service

Auth: No HTTPS CORS: Unknown

Box

Enterprise-grade file sharing and cloud storage platform

Auth: OAuth HTTPS CORS: Unknown

ddownload

File sharing and hosting API for programmatic uploads and downloads

Auth: apiKey HTTPS CORS: Unknown

Dropbox

Cloud storage and collaboration platform for individuals and teams

Auth: OAuth HTTPS CORS: Unknown

File.io

Simple, secure, and anonymous file sharing with automatic deletion

Auth: No HTTPS CORS: Unknown

GoFile

Free file storage API with unlimited upload size and sharing links

Auth: apiKey HTTPS CORS: Unknown

Google Drive

File storage and synchronization service by Google with full API access

Auth: OAuth HTTPS CORS: Unknown

Gyazo

Capture and share screenshots, GIFs, and videos instantly

Auth: apiKey HTTPS CORS: Unknown

Imgbb

Private image hosting and sharing platform with easy uploads via API

Auth: apiKey HTTPS CORS: Unknown

OneDrive

Microsoft’s cloud file sharing and storage API

Auth: OAuth HTTPS CORS: Unknown

Pantry

Free cloud JSON storage for small projects and APIs

Auth: No HTTPS CORS: Yes

Pastebin

Text and code storage API for pasting and sharing snippets online

Auth: apiKey HTTPS CORS: Unknown

Pinata

IPFS pinning and file management service for decentralized apps

Auth: apiKey HTTPS CORS: Unknown

Quip

Cloud-based document collaboration and file sharing for teams

Auth: apiKey HTTPS CORS: Yes

Storj

Decentralized open-source cloud storage network for developers

Auth: apiKey HTTPS CORS: Unknown

The Null Pointer

Fast and minimal file hosting and URL shortening service

Auth: No HTTPS CORS: Unknown

Web3 Storage

Decentralized file storage with IPFS and Filecoin, offering 1TB free space

Auth: apiKey HTTPS CORS: Yes

API	Description	Auth	HTTPS	CORS
AnonFiles	Upload and share files anonymously and securely	No	✓	?
BayFiles	Simple file upload and sharing service	No	✓	?
Box	Enterprise-grade file sharing and cloud storage platform	OAuth	✓	?
ddownload	File sharing and hosting API for programmatic uploads and downloads	apiKey	✓	?
Dropbox	Cloud storage and collaboration platform for individuals and teams	OAuth	✓	?
File.io	Simple, secure, and anonymous file sharing with automatic deletion	No	✓	?
GoFile	Free file storage API with unlimited upload size and sharing links	apiKey	✓	?
Google Drive	File storage and synchronization service by Google with full API access	OAuth	✓	?
Gyazo	Capture and share screenshots, GIFs, and videos instantly	apiKey	✓	?
Imgbb	Private image hosting and sharing platform with easy uploads via API	apiKey	✓	?
OneDrive	Microsoft’s cloud file sharing and storage API	OAuth	✓	?
Pantry	Free cloud JSON storage for small projects and APIs	No	✓	✓
Pastebin	Text and code storage API for pasting and sharing snippets online	apiKey	✓	?
Pinata	IPFS pinning and file management service for decentralized apps	apiKey	✓	?
Quip	Cloud-based document collaboration and file sharing for teams	apiKey	✓	✓
Storj	Decentralized open-source cloud storage network for developers	apiKey	✓	?
The Null Pointer	Fast and minimal file hosting and URL shortening service	No	✓	?
Web3 Storage	Decentralized file storage with IPFS and Filecoin, offering 1TB free space	apiKey	✓	✓

Best Cloud Storage APIs for Developers

A cloud storage API allows developers to upload, download, share, and manage files on remote storage platforms without managing server infrastructure. These APIs are the foundation of file-sharing features, backup systems, and document collaboration tools.

CodeHelper's curated cloud storage API collection includes APIs covering file hosting, document sharing, backup services, and CDN-backed asset delivery.

What to look for in a cloud storage API

Storage limits: Free tiers vary widely; compare storage quotas and transfer limits before committing to an API.
Resumable uploads: For large file transfers, ensure the API supports resumable uploads to handle network interruptions gracefully.
Access control: Fine-grained permission models let you share files with specific users or make them publicly accessible.

How to use this API directory

Browse the curated list of APIs below.
Click any API to visit its documentation.
Check the Auth column to understand what credentials you need.

Whether you are building a document collaboration tool or a backup service, this free curated API directory saves you hours of research.

Cloud Storage APIs

AnonFiles

BayFiles

Box

ddownload

Dropbox

File.io

GoFile

Google Drive

Gyazo

Imgbb

OneDrive

Pantry

Pastebin

Pinata

Quip

Storj

The Null Pointer

Web3 Storage

Best Cloud Storage APIs for Developers

What to look for in a cloud storage API

How to use this API directory

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