Blunder Check
Free game review powered by Stockfish. Explains mistakes in plain words and turns them into puzzles from your own games.
Python · JavaScript · StockfishIT support by day. Networking and security on purpose. This is the log of how I'm getting there, updated as I go.
Each box is part of the lab I practice on. Dashed lines are planned.
Free game review powered by Stockfish. Explains mistakes in plain words and turns them into puzzles from your own games.
Python · JavaScript · StockfishNetworking and sysadmin curriculum tracker aligned to CCNA 200-301, AZ-800 and Cisco JCA.
HTML · JavaScriptPacket Tracer and GNS3 labs, subnetting drills, flashcards, mock exams and boss battles.
Labs · drillsSelf-paced command center for CompTIA Security+ (SY0-701): all 28 objectives, a weighted readiness score and a practice-exam log.
HTML · JavaScript · PWA