Syncthing is a free, open‑source continuous file synchronization program. It synchronizes files between two or more devices securely, without relying on cloud services. Your data is encrypted and stays under your control.

📂 Sync files across multiple devices in real time

🔒 End‑to‑end encryption ensures privacy and security

⚡ Peer‑to‑peer, no central server required

🌐 Cross‑platform support (Windows, macOS, Linux, BSD, Android)

🛠️ Easy setup with web‑based management interface

🤝 Community‑driven, open‑source, and free forever

Perfect for: Users who want secure, private, and decentralized file synchronization without depending on third‑party cloud providers.

PuTTY is a free and open‑source terminal emulator, serial console, and network file transfer application. It is widely used for secure remote server management and supports multiple protocols.

🔑 SSH and Telnet client for secure communication

⚡ Lightweight, fast, and easy to use

🔧 Supports serial port communication and legacy protocols

🌐 Cross‑platform availability (Windows, Linux, macOS, Unix)

📂 Can be used for remote server administration and file transfers

🤝 Community‑driven, open‑source project maintained by volunteers

Perfect for: Developers, sysadmins, and IT professionals who need a reliable tool for secure remote access.