orbit – RISC-V Instruction Decoder

orbit is a small RISC-V RV32I instruction visualiser and decoder.

• Frontend: Vite + React + Mantine (see frontend/)
• Backend: NestJS API that decodes 32-bit RV32I instructions (see api/)

Quick start (development)

install deps (from repo root, using pnpm workspace)

pnpm install

start backend

cd api pnpm start:dev

in another terminal, start frontend

cd ../frontend pnpm dev### Production

• API: cd api && pnpm build && pnpm start:prod
• Frontend: cd frontend && pnpm build (serves static files from dist/)
• Configure:
  • FRONTEND_ORIGIN for the API CORS origin (default http://localhost:5173)
  • VITE_API_URL for the frontend API base URL (default http://localhost:3000)