ESP32 serial dashboards, next-day water forecast, Bluetooth RC car (Flutter + ESP32), 1/10-scale FreeCAD RC car (28 unique parts exported), agricultural drone design pack (scaffold).
Touch-first Flutter software for payment machines and a consumer wallet — built against real device SDKs, not a mock phone UI.
Client delivery
Production-oriented client delivery (apps, SDKs, machine docs) for Izet E Payments Pvt Ltd (Coimbatore). VisionX HQ delivered software for them — we are not Izet and do not claim an RBI license.
AQPE — digital wallet, bank account management, wallet-to-bank transfers. Flutter app with GetX, maps, QR, biometric, OneSignal, and local auth.
Flutter kiosk v3.0.0+3: USB serial, USB HID, QR, audio (including English pack), video, and a hardware button plugin.
Turn textbooks and notes into traceable knowledge, then teach TNPSC Group 4 as a daily live class — not a chat window.
Real codebases with production deploy docs; scraper hostname live; Group 4 only
Extraction + coaching are real codebases with production deploy docs and a live HappiBuys hostname for the scraper. Only Group 4 is fully in catalog — Group 1 and Group 2 are marked Coming soon.
Upload PDF / TXT / images / handwriting
Per-page classify, OCR, layout, hierarchy
Tamil + English (mixed pages)
Browser SaaS
Browser SaaS
Reusable Chrome MV3 + Express + Firebase template: auth, Cashfree billing (Stripe optional), AI chat API, dashboard. First product: Review Response Generator (in progress).
ESP32 serial dashboards, next-day water forecast, Bluetooth RC car (Flutter + ESP32), 1/10-scale FreeCAD RC car (28 unique parts exported), agricultural drone design pack (scaffold).
1/10 FreeCAD RC car (28 unique parts), Bluetooth ESP32 car, agri-drone design scaffold.
RC-3D-CAR Complete; Bluetooth car In progress; agri-drone Scaffold
RC-3D-CAR is complete. The Bluetooth RC car is in progress. The agricultural drone pack is a design scaffold — not a flying product.
RC-3D-CAR — COMPLETE: 1/10-scale Arduino-controlled RC touring car in FreeCAD 1.1; 52 in assembly, 28 unique parts + 2 utilities; chassis, steering, suspension, drivetrain, body, lights — STL/STEP exported, print-ready
RC Bluetooth Smart Car — in progress (2026-07-19): ESP32 Classic Bluetooth SPP + Flutter Android HUD (dual joystick); L9110S H-bridge; link failsafe (stop if no command in 400 ms); firmware/app/SPP proven; motor Dupont wiring unreliable; compact PCB v0.2 is the product path
agri-drone — NEW scaffold: design pack for agricultural quad-X: hub, arms, motor mounts, landing gear, spray tank cradle; macros and parts not started