Independent, monthly-updated energy design platform for Southeast Asia. Built for homeowners, installers, businesses, and anyone planning a cleaner energy future.
Live today
- EV – Vehicles ranked as batteries first
- Batteries at Home – Interactive zero-bill designer (solar + battery + EV)
Coming 2026
- Shared Residential BESS
- Commercial BESS
- Grid & Industrial BESS
- Scoreboard · Calculators · Insights
###Features
Real-time, country-specific tariffs, solar yield, and incentives Full interactive designer with shareable results and PDF export Zero-bill calendar, detailed payback calculations, CO₂ impact Mobile-first, fully accessible, transparent methodology All data independently collected and verified monthly
###Tech Stack
Next.js 14+ (App Router) · TypeScript · Tailwind Recharts · Zustand · Radix UI · Vercel deployment
###Why it exists
To give everyone in Southeast Asia a single, trustworthy place to explore and plan solar, batteries, and electric vehicles — with real numbers, no sales pressure. Built and maintained by one person who believes better information leads to faster change. Contributions welcome • Issues = new features • PRs = faster transition