ChatLAN - Ứng Dụng Nhắn Tin Nội Bộ Mạng LAN Không Cần Internet

### About ChatLAN (chatlan.app) **ChatLAN** is a modern, lightweight, and ultra-secure peer-to-peer LAN messenger designed specifically for Windows environments in offices, factories, hospitals, financial institutions, and government facilities where internet disconnection or strict internal data privacy is mandatory. ### Outstanding Local Capabilities 1. **Zero Internet Required**: Operates 100% on local Ethernet/Wi-Fi subnets. If external internet cables are severed, your office communication remains completely uninterrupted. 2. **Lightning-Fast Gigabit File Transfers**: Share multi-gigabyte folders, blueprints, raw video files, and ISO images at full LAN hardware speeds (up to 100-1000 MB/s). 3. **No Central Server & No Cloud Risk**: Zero setup headaches. Launch the application, and ChatLAN instantly discovers peer coworkers automatically using UDP broadcast. 4. **Local Task Management & Screen Capture**: Assign actionable work items, set deadlines, and capture annotated desktop screenshots to collaborate on projects. 5. **Multi-Language Support**: Available in Vietnamese, English, Indonesian, Thai, and Portuguese.