M Mailpit Lab Email and SMTP testing tool with API for developers. Test, view, and debug emails with a m by selfmade ✓ · machine · ready Email P Proxy Pipeline Break the encrypted communication, identify the culprits and stop their illegal operations by selfmade ✓ · challenge · ready CryptographySteganographyDisk & Filesystem T The Binary Heist Journey of a young hacker from script kiddie to cyber defender, showcasing power in securi by selfmade ✓ · challenge · ready Binary ExploitationNetworkFormat String T The Uraiyur Manuscript Recover the old, damaged palm-leaf manuscript to decode the ancient history embedded withi by selfmade ✓ · challenge · ready Disk & FilesystemCryptography N n8n Lab Comprehensive n8n sandbox for swiftly prototyping, testing, and deploying AI-driven automa by selfmade ✓ · app · ready AutomationNo-code & Low-codeAI Agents