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 F Firmware Frenzy A mystery with clues in pictures, solve it to get a promotion. by selfmade ✓ · challenge · builds on install Hardware & Firmware M MySQL WebBench MySQL WebBench is an advanced MySQL GUI that provides full MySQL Workbench capabilities ac by selfmade ✓ · app · builds on install Database ToolsDatabasesDesktop & GUI Q Qdrant Qdrant is a vector search engine and vector database. It stores, manages, and searches hig by selfmade ✓ · app · ready Vector & EmbeddingsAI & LLMSearch R RTOS Lab for Zephyr The Zephyr® Project strives to deliver the best-in-class RTOS for connected resource-const by selfmade ✓ · app · ready Embedded & FirmwareInternet of ThingsHardware & Electronics U U-Boot Lab U-Boot is an open-source bootloader used in embedded systems to initialize hardware and lo by selfmade ✓ · app · ready Embedded & FirmwareHardware & ElectronicsIDE & Code Server N n8n Lab Comprehensive n8n sandbox for swiftly prototyping, testing, and deploying AI-driven automa by selfmade ✓ · app · ready AutomationNo-code & Low-codeAI Agents