Paul G

CircuitDiagramMaker is a browser workspace for electrical designs that must stay connected beyond the drawing. Build schematics and wiring diagrams, then carry the same structured project into breadboard, PCB Lite, 2D/3D control panels, harnesses, live schedules, review and releases. Includes 482 symbols, 2,278 editable diagram references, supported-model simulation, offline recovery, and PNG, SVG, PDF, DXF, SPICE and CSV outputs. Start drawing without an account.

GetESAPaid helps microschools, tutors, therapists and curriculum sellers become approved Education Savings Account vendors and get paid without paperwork delays. It turns changing state and payment-rail rules into guided registration checklists, compliant invoices, pre-submit rejection checks, student audit binders, payout tracking and deadline reminders. Supports 18 states plus ClassWallet, Odyssey and Step Up. Try the invoice generator and rejection checker free—no signup.

PLC Simulator turns industrial automation training into hands-on browser labs. Write ladder logic or structured text, run it against animated 2D and 3D machines, and get immediate, test-backed feedback. Learn across 9 PLC dialects, wire industrial panels, program robot arms and HMIs, diagnose faults, and build a verifiable skills portfolio—without installing vendor software or buying hardware. Start free with 27 scenarios and no credit card.