B Block Buster Ultimate Advanced blockchain security CTF - Reentrancy attacks and Delegatecall exploits by selfmade ✓ · challenge · ready Smart ContractsBlockchain & Web3 B Block With Buster A criminal syndicate has stored evidence on the blockchain by selfmade ✓ · challenge · ready Smart ContractsCryptographyBlockchain & Web3 B Blocked With Chains Two-stage blockchain heist: Infiltrate the token contract and manipulate the DeFi ecosyste by selfmade ✓ · challenge · ready Smart ContractsCryptographyBlockchain & Web3 D Defend Planet from Cyberattack Alien hackers thwart cyberattack, secure planet's infra by selfmade ✓ · challenge · ready Web ExploitationScripting & Programming D Docker Lab A full fledged Docker Lab to play with Docker Commands and Docker Compose by selfmade ✓ · app · builds on install ContainersDevOpsIDE & Code Server F FFmpeg Use ffmpeg to process video files. by docker ✓ · mcp · 3 tools · browse only Media & StreamingMCP Servers F Frappe version-15 Development Lab Frappe Lab is a lab that provides a development environment for Frappe Framework. by selfmade ✓ · app · builds on install IDE & Code ServerContainers O OpenClaw Lab Self-hosted gateway lab for connecting messaging apps (WhatsApp, Telegram, Discord, iMessa by selfmade ✓ · app · builds on install ContainersAI & LLMAI Agents T The Great Quest Humanity's last stand against impending alien invasion, Earth's Final Defense by selfmade ✓ · challenge · ready Web ExploitationScripting & Programming U Ubuntu Jammy LTS Ubuntu Desktop GUI Lab: Code, host, build, develop with root access over the browser by selfmade ✓ · app · builds on install Desktop & GUIContainers