Resilio Sync

LocalSend

LocalSend lets you instantly transfer files and folders between devices on the same Wi‑Fi or LAN without internet. It works on Windows, macOS, and Linux, offering a simple, ad‑free experience for home users and small teams. The open‑source desktop app runs in the background, detects nearby devices, and encrypts transfers end‑to‑end. No accounts or cloud storage are required, keeping your data private and under your control.

WeTransfer

WeTransfer is a cloud-based file transfer service designed to facilitate the sharing of massive digital files that exceed email attachment limits. Users can easily upload photos, videos, and documents to generate a secure download link for recipients. Beyond basic file sharing, the platform offers professional features such as customizable transfer pages, password protection, and extended storage options for creative professionals and businesses. It streamlines collaboration by allowing users to send feedback directly on shared media and manage large deliverables efficiently.

GoodSync

GoodSync is a robust and efficient file backup and synchronization solution designed to handle complex data management tasks with ease. It utilizes a powerful block-level data change algorithm to ensure fast and accurate transfers across local drives, network shares, and cloud storage providers. Whether you are managing personal documents across multiple computers or executing enterprise-grade server backups, GoodSync provides automated, scheduled, and real-time syncing capabilities. Its intuitive interface and reliable performance make it a trusted tool for preventing data loss and maintaining file consistency.

SyncBack

SyncBack is a robust and highly configurable data protection utility designed for Windows users ranging from home individuals to large enterprises. It allows you to safely back up, synchronize, and restore your critical files to local drives, network shares, removable media, and various cloud storage services. The software is offered in multiple editions—including a capable free version alongside advanced SE and Pro tiers—catering to diverse security requirements with features like automated scheduling, versioning, and robust encryption. Trusted by millions worldwide, it provides granular control over file handling and conflict resolution to ensure your data remains secure and accessible.

copyparty

copyparty is an open‑source, web‑based file server that lets you share directories, sync data, and collaborate without relying on third‑party cloud services. It runs on Windows, macOS, Linux and any system with a modern browser, offering a lightweight yet powerful alternative to traditional file‑hosting platforms. Designed for developers and power users, copyparty provides fine‑grained permission controls, API access, and extensibility through plugins, making it suitable for everything from ad‑hoc file drops to automated build artifact distribution.