Open-source alternatives to Dropbox Uploader

Boxplayer is a cloud media player and storage manager that enables high-definition video streaming and file administration across multiple cloud storage providers through a unified interface. It functions as a cloud media player with subtitle and audio support, a metadata organizer for structuring media libraries, and a high-speed download manager using a multi-threaded engine. The project implements a Model Context Protocol server, which exposes cloud storage and media management functions as programmable tools and context for AI agents. This allows for AI-driven storage automation and the a

bypy is a Python client for interacting with Baidu Yun cloud storage via its official API. It functions as both a library for programmatic integration and a command-line manager for organizing and listing files within a cloud account. The project features a multi-process transfer tool that utilizes parallel processing to accelerate high-volume uploads and downloads. It provides bidirectional directory synchronization to align content between local file systems and remote cloud storage by identifying missing or outdated files. The tool covers recursive file transfers, automated cloud data bac

Android-DataBackup is a rooted Android backup tool that backs up and restores complete application data on devices using Magisk, KernelSU, or APatch. It operates as a root-based backup manager, executing commands through a root shell to bypass Android's sandboxing and access app-specific data directories directly. The tool integrates with Magisk, KernelSU, and APatch to gain root-level access for reading and writing protected application data directories. It compresses backup data into tar archives to preserve file permissions, ownership, and directory structure for reliable restoration, whil

This project is a Unix backup orchestrator used for modeling and executing full-stack data protection. It functions as a management system for database dumps, encrypted archiving, version rotation, and remote storage transport. The system distinguishes itself by orchestrating native system tools for various databases, including PostgreSQL, MySQL, MongoDB, Redis, and Riak. It employs a secure archive workflow that combines compression and encryption using GPG, OpenSSL, or AES before transporting packages to S3-compatible services, Dropbox, or remote servers via SFTP and RSync. Broad capabilit

A web server written in bash

Bash on Balls

Tiny bash HTTP server using netcat

Uploadthing is a tool for integrating file uploads into web applications, providing a system to accept and store files through serverless file handling. It manages the end-to-end upload process, from creating backend endpoints to delivering content via a content delivery network. The project utilizes a presigned URL workflow to allow clients to upload files directly to cloud storage, reducing server ingress. It features a route-based validation system to enforce constraints on file types and sizes, alongside middleware for request authorization and secure post-upload callback webhooks. The p

Duplicati is a self-hosted backup server designed to perform encrypted, incremental, and compressed backups to a wide range of local, network, and cloud-based storage providers. It functions as a background service that automates recurring data protection tasks, ensuring that only changed data blocks are stored to maximize efficiency and minimize bandwidth usage. The project distinguishes itself through a centralized management console that allows for the orchestration of multiple distributed backup agents from a single web-based dashboard. It supports multi-tenant management, enabling the or

Kopia is a backup utility designed to create encrypted, deduplicated, and compressed snapshots of files and directories. It functions as a client-side tool that secures data locally before transmitting it to various storage targets, ensuring that sensitive information remains protected throughout the backup process. The system utilizes content-addressable block storage and metadata-driven versioning to identify and remove redundant data across multiple snapshots. By employing a pluggable storage abstraction layer, it supports a wide range of local, network, and cloud-based storage providers,

Vue-uploader is a library designed for managing file and folder transfers within Vue applications. It provides a framework for handling large data transmissions by splitting files into smaller, manageable chunks, which enables reliable uploads with support for pausing, resuming, and error recovery. The library offers a set of component-based abstractions that allow developers to build custom drag-and-drop zones and file selection interfaces. It manages the entire upload lifecycle, including file validation based on custom criteria and the orchestration of concurrent upload queues. Beyond bas

Webuploader is a browser-based file upload library written in JavaScript. It provides a system for managing multi-file uploads with support for drag-and-drop, clipboard pasting, and type filtering. The library includes a chunked file upload manager that splits large files into smaller segments to improve stability and enable partial retries. It features a client-side image compressor that generates previews and reduces file size before transmission, as well as an MD5 file integrity verifier to identify and skip redundant uploads of files already stored on the server. The tool manages file co

Uploader is a JavaScript library designed for managing reliable, resumable, and concurrent file transfers within web applications. It provides a client-side interface that leverages the browser's native file system capabilities to handle data selection and transmission. The library distinguishes itself by implementing a chunked data handling model, which breaks large files into smaller segments to ensure fault tolerance. This architecture allows for the automatic recovery of transfers following network interruptions or browser restarts, while maintaining state-persistent queues that enable us

hello.js is a JavaScript REST API client and social media API wrapper designed for authenticating users and aggregating data across multiple social network providers. It provides a unified interface to standardize requests and response formats, allowing for consistent data retrieval from diverse external services. The project implements a secure OAuth2 handshake process that utilizes a proxy-based credential masking system to hide private API keys from the client side. It includes a token manager that handles the full authentication lifecycle, including scope-based permission mapping and an a

This project is a PHP library for implementing a spec-compliant OAuth 2.0 authorization server. It serves as an authentication framework for managing user identities and client authorizations, providing the necessary components to issue and validate access and refresh tokens. The server supports a wide range of standardized authorization flows, including authorization code exchange, device grants, implicit flows, and PKCE enforcement. It handles complex token lifecycles through refresh token rotation, scope management, and the use of asymmetric keys for signing digital tokens. The system pro

This project is a jQuery-based file upload widget that provides a browser interface for selecting and transferring files to a server. It functions as a chunked file uploader and a resumable upload client, enabling the transfer of large files by splitting them into smaller segments or continuing interrupted uploads from the last successfully sent byte. The tool includes a client-side image processor for validating, resizing, and generating previews of images before transmission. It also serves as a cross-domain upload tool, using various transport mechanisms to send files to different domains

Dropzone is a JavaScript file upload library that provides a browser-based interface for capturing dropped files and transmitting them to a server. It functions as a multipart upload client, splitting large files into smaller chunks to increase transmission reliability and bypass server size limits. The library includes a client-side image processor capable of resizing images and correcting photo orientation in the browser before they are sent to a server. It generates image thumbnails and visual previews immediately after selection, and can render previews for files already hosted on a serve

uPic is a native macOS application designed for uploading images and files to cloud hosting services and private backends. It functions as a cloud image hosting tool and a custom API upload client that generates formatted links for shared content. The project distinguishes itself by allowing users to configure private backend endpoints with specific HTTP methods, headers, and server URLs. It converts uploaded file addresses into Markdown or HTML snippets, which are then written back to the system clipboard via customizable URL templates. The application integrates with macOS system framework

CloudFlare-ImgBed is a serverless image hosting platform built on Cloudflare Workers, designed to accept, store, and serve images through a global edge network. It runs entirely on Cloudflare's serverless infrastructure, handling requests without persistent servers, and caches public responses at the edge for fast content delivery. The system authenticates programmatic access using time-limited API tokens and automatically converts uploaded images to WebP format while compressing oversized files during the upload process. The platform distinguishes itself through multi-backend storage routing

Flutter File Picker is a cross-platform file selection library that integrates native operating system dialogs into applications. It allows users to pick single or multiple files from device storage or connected cloud services, select directories, and open save-as dialogs to export data. The library handles file operations by invoking host platform system dialogs directly without custom UI rendering. It supports filtering selectable files through preset media categories or custom file extensions, loading file bytes directly into memory as raw data, and streaming large files through increment

This project is a Kubernetes operator designed for deploying and managing production PostgreSQL database clusters using declarative configurations. It functions as a controller that synchronizes the actual state of database clusters with a desired state, providing a system for high availability orchestration, automated backup and recovery, and containerized database administration. The operator distinguishes itself through a comprehensive data protection suite that supports point-in-time recovery, multi-mode backups to cloud object storage, and cluster cloning. It ensures continuous availabil

This is a Backend-as-a-Service SDK for React Native, providing a library to integrate mobile applications with backend services. It serves as a client for managing user authentication, cloud databases, and remote file storage within a mobile environment. The SDK enables mobile developers to implement secure login flows using OAuth, email, and phone verification. It includes a database client for performing CRUD operations on structured data and a storage client for uploading and retrieving binary assets from remote cloud buckets. Additionally, it features a WebSocket-based interface to receiv

Fine Uploader is a browser file upload widget and manager that provides a frontend interface for transferring multiple files. It functions as a chunked file upload manager and a client-side image processor. The project enables the direct transfer of files to cloud storage providers, specifically Amazon S3 and Microsoft Azure, to reduce the load on application servers. It includes tools for scaling and resizing image dimensions during the upload process to save bandwidth. The system manages large file transfers by splitting them into small pieces, allowing for pause and resume functionality.

bootstrap-fileinput is a Bootstrap-compatible HTML5 file upload widget and plugin. It provides a customizable interface for selecting and uploading multiple files, featuring integrated image previews, drag-and-drop support, and client-side validation for file types, sizes, and counts. The project includes a resumable file upload client that slices large files into chunks to ensure stability over intermittent connections and allow transfers to be paused and resumed. It also features a client-side image processor capable of resizing images and reading EXIF metadata to automatically correct imag

This is a Go library for obtaining, refreshing, and attaching OAuth 2.0 access tokens to HTTP requests. It provides a generic token source interface with interchangeable implementations for different OAuth 2.0 grant types, and wraps the Go net/http transport layer to automatically attach access tokens as Authorization headers on outgoing requests. The library supports the authorization code flow, generating consent page URLs and exchanging authorization codes for tokens. It also implements the device authorization grant for authentication on devices without a browser, and the resource owner p

Plupload is a JavaScript file upload library that provides a standardized interface for managing file transfers across different browser runtimes and environments. It functions as a cross-browser upload interface and manager, supporting multiple file selections and browser-based file filtering. The library distinguishes itself through specialized capabilities for handling large data and cloud integration. It includes a chunked file upload manager to split large files into smaller parts to bypass server size limits and a client-side image processor to downsize images and strip metadata before