Open source Dropbox alternatives
Every project in the catalog is MIT, Apache or BSD licensed. 0 projects explicitly describe themselves as a Dropbox alternative; 20 more are in the category where Dropbox is a typical product.
Open source projects in the same category: File & Object Storage
Category-level information: these projects are the same kind of software as Dropbox; they have not claimed to be a one-to-one replacement.
localsend
100localsend · File & Object Storage
Alternative to (project's own claim): AirDrop
Common commercial products in this category: Dropbox, Google Drive, Box
- You transfer files between devices connected to the local network without the need for the Internet.
- Thanks to HTTPS encryption, you make inter-device secure messaging.
- You provide direct data transfer between different operating systems.
- • High number of open issues (1,013)
- ↑ PositiveHacker News
Localsend: An open-source cross-platform alternative to AirDrop
“This is a great app! Simple and does the job. The F1TV app is not available in my country on play store on my Google TV. The first time, I logged into the device using the android debugger to install the APK - I didn't want to use an ad-full app. Then I tried LocalSend, and it…”
- ↑ PositiveHacker News
Localsend: An open-source cross-platform alternative to AirDrop
“Airdrop has not felt reliable to me all the time, and completely fails on anything larger than a picture or short video. Especially if you are storing your files on iCloud and the pictures and videos don't live on your phone. Been using Localsend to transfer bigger files between…”
Verified against README · Oct 26, 2026 · source
Rclone
100rclone · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You sync files and directories between different cloud storage providers.
- Using the command line, you transfer data to cloud services.
- You manage your files on various supported cloud platforms.
- • High number of open issues (1,278)
- ↑ PositiveHacker News
Rclone syncs your files to cloud storage
“Love rclone. IIRC for years the donation page said something along the lines of "rclone is a labor of love and I don't need your money, but if you'd like to help me buy my wife some flowers that would be greatly appreciated." Just seems like a cool dude. Glad to see he's able to…”
- • NeutralHacker News
Rclone syncs your files to cloud storage
“Thank you so much! It really helps. My data is on a Synology NAS. It seems B2 buckets support is built into the Hyper Backup Synology software (the one whose purpose it to perform backups), I'm not sure if I am going to chose that or Rclone. But I already found some resources (…”
Verified against README · Oct 26, 2026 · source
copyparty
1009001 · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can upload and download files via the drag-and-drop method via the browser.
- Using different protocols, you can turn your devices into one file server.
- You can manage files with folder-based authorization and index media content.
- ↑ PositiveHacker News
Copyparty – Turn almost any device into a file server
“Highly impressive work! I noticed this which brought a SMB question to mind: >login doesn't work on winxp, but anonymous access is ok -- remove all accounts from copyparty config for that to work >win10 onwards does not allow connecting anonymously / without accounts Is this an…”
- ↑ PositiveHacker News
Copyparty – Turn almost any device into a file server
“This is Awesome! I had been using serverultimate on my phone for a few years, and recently limitations made the port binding not work anymore. Copyparty using termux on Android worked amazing!”
Verified against README · Oct 26, 2026 · source
croc
100schollz · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- Using end-to-end encryption, you transfer secure files and folders between two computers.
- You can resume the file transfers that have been decommissioned from where they left off.
- You transfer data directly without setting up a local server or port forwarding.
- ↑ PositiveHacker News
Croc: Easily and securely send things from one computer to another
“The main thing I use for ad hoc file transfers is Total Commander for Android ( ). It can copy files to and from a WebDAV inbox on the local network as well as my home directory (although the SFTP plugin I use for that is fiddly to set up and a bit buggy). For copying the same…”
- • NeutralHacker News
Croc: Easily and securely send things from one computer to another
“That's how croc works, too. You can run your own Magic Wormhole relay. These tools all have the same fundamental design. What's magic-seeming about them is that you can be deep in a prod network, with tightly controlled ACLs and no routable address, and just "wormhole…”
Verified against README · Oct 26, 2026 · source
restic
100restic · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- By encrypting data from your local disks, you can back it up to a different storage space.
- You can store your data on remote servers using various backends, such as SFTP, Amazon S3, or Google Cloud Storage.
- With FUSE support, you can access files in past snapshots by connecting the backup repository like a file system.
- • High number of open issues (646)
- • NeutralHacker News
Restic – Backups Done Right
“No. You cannot stick a compression step before restic, because it will mess up the deduplication - the chunker will not find the same chunks, and will not be able to find out which files have same contents (not as easily at least). And you cannot stick it after restic,…”
- ↓ NegativeHacker News
Restic – Backups Done Right
“I moved from borg to restic because of the native support for B2 buckets (a lot cheaper than dedicated rsync/ssh type cloud file systems). My use case is backing up daily snapshots of my Onedrive (synced locally via rclone). As my important files are mostly immutable (photo…”
Verified against README · Oct 26, 2026 · source
filebrowser · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can manage a specific directory on your server through the web interface.
- You can upload, delete, or edit your files through the browser.
- You set up a web-interface file management area on your own server; the project does not receive a security update because it is archived September 1, 2026, it should not be opened directly to the Internet.
- • Repository is archived (no longer maintained)
- • NeutralGitHub Issue
Two Factor Authentication / 2FA with TOTP
“Hello, As requested multiple times before, but closed due to project changer owners etc. here I am requesting once again a method for optional 2FA TOTP for user login. **How I envision it working:** - Add an option so TOTP 2FA can be enabled for users; - Generate a QR code for…”
- • NeutralGitHub Issue
xmrig injection
“**Description** The container contains a script that launches xmrig miner Files: check.sh xmr-go.sh When it starts, it puts all server processors at 100% **Files** 
- ↓ NegativeHacker News
SeaweedFS fast distributed storage system for blobs, objects, files and datalake
“First, the feature set you have built is very impressive. I think SeaweedFS would really benefit from more documentation on what exactly it does. People who want to deploy production systems need that, and it would also help potential contributors. Some examples: * It says…”
- • NeutralHacker News
SeaweedFS fast distributed storage system for blobs, objects, files and datalake
“The blob storage is what SeaweedFS built on. All blob access has O(1) network and disk operation. Files and S3 are higher layers above the blob storage. They require metadata to manage to the blobs, and other metadata for directories, S3 access, etc. These metadata usually sit…”
Verified against README · Oct 26, 2026 · source
RustFS
100rustfs · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You build object storage infrastructure in integrated format with S3 compatible applications and tools
- Manages data upload, download, and versioning on distributed architecture
- Object lock (WORM) protects and reproduces data that you store with server-side encryption and bucket replication.
- • NeutralHacker News
Show HN: RustFS – Migrate from MinIO via simple binary replacement
“Anyone have the same concern with me? will RustFS close source again in a few year like MinIO. then we need to find another alternative.”
- • NeutralHacker News
Show HN: RustFS – Migrate from MinIO via simple binary replacement
“I'm already using RustFS in my project, which rewrites Kubernetes in Rust: . We are working on a distributed filesystem on the RustFS.”
Verified against README · Oct 26, 2026 · source
parse-server
100parse-community · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You run the server on any infrastructure that supports Node.js.
- You add this server software to existing web applications.
- With MongoDB or PostgreSQL, you save and query objects.
- • High number of open issues (593)
- • NeutralHacker News
Show HN: Parboard is a dashboard for parse-server with jobs and collaborators
“The open source dashboard has a bunch of functions that are missing from the then hosted parse.com service. I tried to solve some of them with Parboard: - a hosted service means you don't need to fiddle with configuring and deploying a new dashboard every time you set up a new…”
juicefs
100juicedata · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can use cloud storage as a local file system without changing code in your existing applications.
- In big data and AI workloads, you can run it as a file system compatible with the Hadoop ecosystem.
- Thanks to the Kubernetes CSI driver, you can create shared storage space for containerized applications.
- • NeutralHacker News
JuiceFS is a distributed POSIX file system built on top of Redis and S3
“We've been using JuiceFS in production for a few months now and I'm a big fan. I've felt for a while that block-level filesystems do not adapt at all well to being implemented across a network (with my personal experience being of AWS EBS and OpenEBS Mayastor). So the fact that…”
- ↑ PositiveHacker News
JuiceFS is a distributed POSIX file system built on top of Redis and S3
“I've had to test out various networked filesystems this year for a few use cases (satellite/geo) on a multi petabyte scale. Some of my thoughts: * JuiceFS - Works well, for high performance it has limited use cases where privacy concerns matter. There is the open source version,…”
dufs
80sigoden · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can submit static files and download folders as a zip archive.
- With the drag-and-drop method, you can upload files and folders, as well as search.
- You can define access control and authorization roles.
- • NeutralGitHub Issue
corrupted files in zipped files
“I'm experiencing issues when extracting files form an zip-archive. Downloading the individual .jpg files works fine, but they become corrupted during the zipping process and/or download. Version: 0.22.0 OS: Ubuntu 18.04 Browser: FF 99.0”
- • NeutralGitHub Issue
Symbolic/hard Link, virtual folders like sftpgo, list directory above if view files by browser support
“## Specific Demand ### Symbolic/Hard Link Support I found that dufs can't list symbolic link entries. ### Dynamic virtual folders like sftpgo When running dufs, you may need add some virtual folders to transfers files. Instead of running another instance and using another port.…”
Longhorn
90longhorn · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can define permanent storage units for applications running on the Kubernetes cluster.
- You can keep incremental snapshots and backups of block storage units on S3 or NFS.
- You can automatically upgrade the Longhorn software stack without interrupting the running units.
- • High number of open issues (1,943)
- • NeutralHacker News
Experience Longhorn – A look at a defining Microsoft project
“During the Longhorn project (before the reset to use Win 2003 code and create Vista from it)... There was plans for a "Castle" feature which would allow you to roam your profile, data across multiple PCs in the home. Parts of castle made it into Win7 homegroups later, but it was…”
- • NeutralHacker News
Experience Longhorn – A look at a defining Microsoft project
“«So if you look at UWP stack, either .NET or C++/CX, Longhorn is here just based on COM instead of CLR.» Admittedly without the lost "pillar" of WinFS. Although I suppose these days you could call Cortana a close cousin to some of the original WinFS goals, just from a…”
awslabs · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You read directly without downloading large objects on Amazon S3 to local storage.
- You access S3 objects that you didn't anticipate through the file interface.
- You upload your outputs or local files directly to S3.
cubefs · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You use it as a file system, data lake infrastructure, and cloud storage space for your data center.
- You provide cache acceleration and filesystem semantics on public cloud storage.
- You parse storage and computing architecture for databases, search systems, and AI/machine learning applications.
- ↓ NegativeGitHub Issue
[Developer Activities]: 2023 The inaugural Developer Activities
“## Welcome to The inaugural Developer Activities We have selected some topics. You can choose the relevant theme based on your interests and then comment on the selected issue ID. ## Topics ### Tool Optimization |Topic|Issue|Module|Assigne|PR|Reviewer|Progress|…”
- ↓ NegativeGitHub Issue
[Bug]: Occur io_u error on file /mnt/cfsfile/* (cfs-client mount point) when exec fio test
“### Contact Details [email protected] ### Is there an existing issue for this? - [x] I have searched all the existing issues ### Priority low (Default) ### Environment ```markdown - CubeFS version: v3.5.2 - Deployment mode(docker or standalone or cluster):cluster(3metanode…”
OpenDAL
95apache · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- Access object storage, file system, cloud SaaS, databases, protocols, and key-value services via a single interface
- You manage common behaviors such as retry, timeout, log, monitoring, measurement, rate limitation, and synchronicity control by adding layers
- With the Rust kernel, you use bindings from different programming languages, such as C, C++, Go, Java, Node.js and Python, in their projects.
- ↑ PositiveHacker News
Welcome to Apache OpenDAL
“Looks great. Very impressed with the vision (although language could be improved), and the "wont implement" decisions made. I would provide a bit of challenge on tenet 2 however. Supporting "storage_class" for S3 is a compromise that clearly has to be made, and yet, it appears…”
- • NeutralHacker News
Welcome to Apache OpenDAL
“Just because the author of this piece seems to be looking at this post, some minor nitpicks regarding spelling/phrasing: > GCS has native JSON API which more powerful Missing a verb. > OpenDAL needs to implement features in zero cost way which means: "in a zero cost way" is…”
syncthing · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can open the Syncthing Web Interface in your browser via the system tray.
- You can view shared folders directly in Finder.
- You can start the application automatically when logged in.
- • NeutralGitHub Issue
Fix package signing
“It not reasonable to disable gatekeeper for my whole machine to install a single application. Any idea when package signing will be fixed?”
- • NeutralGitHub Issue
Issue with new v1.6.1-1 prerelease
“Hi @calmh I have an issue with the new prerelease build from v1.4.2-1 git commit hash 3463cb3 located in TeamCity [here]( Is there something wrong with the developer key?”
AtalayaLabs · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- WebDAV, CalDAV ve CardDAV ile dosya, takvim ve kisileri esitlersin.
- Dosya onizleme, paylasim, cop kutusu, arama ve favorileri kullanabilirsin.
- OIDC/SSO, kotalar ve roller ile kullanicilari yonetirsin.
- ↓ NegativeGitHub Issue
[BUG] OIDC authentication broken after upgrade to 0.8.0
“## Description OIDC authentication / login broken by upgrading to v0.8.0. ## To Reproduce Take an existing OIDC user. 1. Try to login ## Expected Behavior User can login. ## Screenshots - ## Environment - OS: container image - Browser: Firefox 152 - OxiCloud Version: 0.8.0 -…”
- ↓ NegativeGitHub Issue
[BUG] Interface not loading correctly
“## Description Latest Docker build 0.8.2 seems to be a bit broken. Sometimes the UI does not load until a hardrefresh in the browser. Also the version number in "About OxiCloud" shows 0.8.0 instead of 0.8.2. Until 0.8.0 it was straight forward: Setup the instance using Docker…”
Verified against README · Oct 28, 2026 · source
slatedb · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You can store key-value data on object storage.
- You can optimize reading performance with LSM-tree techniques.
- You can manage API costs by grouping the typing operations.
- • NeutralHacker News
SlateDB – An embedded database built on object storage
“> Formally, a "database" refers to a set of related data accessed through the use of a "database management system" (DBMS), which is an integrated set of computer software that allows users to interact with one or more databases and provides access to all of the data contained…”
- • NeutralHacker News
SlateDB – An embedded database built on object storage
“It's in the next paragraph: > Small databases can be stored on a file system, while large databases are hosted on computer clusters or cloud storage. The design of databases spans formal techniques and practical considerations, including data modeling, efficient data…”
scality · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- In continuous integration testing environments, you emulate the AWS S3 service locally.
- You use it as an abstraction layer when developing object storage-supported applications.
- You provide access to different data storage backends via a single S3 API interface.
WsgiDAV
100mar10 · File & Object Storage
Common commercial products in this category: Dropbox, Google Drive, Box
- You export data structures as virtual and editable file systems.
- MS You can edit Office documents directly on the server.
- You share local directories via the command line tool or Docker with the WebDAV protocol.
- • NeutralGitHub Issue
hash comparison for digest auth [enhancement]
“Hello @mar10 , I am currently in the process of writing custom interfaces for providers, domains, and locks. I am currently working on the custom domain controller. However I am not going to have access to the users passwords in plain text. I will however have access to an MD5…”
- ↓ NegativeGitHub Issue
ValueError: Invalid dir_browser htdocs_path
“#### Describe the bug **wsgidav** fails to start with the default configuration, probably because `pip install` does not install everything that's required. #### To Reproduce 1. Install it by running ```shell pip3 install --user --use-feature=in-tree-build --compile --no-binary…”