PowerGridFrom meter to invoice —one library.
Architecture, data contracts, decisions, the implementation plan, global research — PowerGrid's own documentation. No sign-in needed.
One library — three paths
Pick a goal and read in order. Each path is three documents.
Understand PowerGrid
What it is, why it is built this way, how other countries did it.
3 documents~73 min- 1OverviewWhat it is and who it is for2 min
- 2ArchitectureFrom meter to invoice13 min
- 3Global researchTen-plus countries' experience58 min
Connect
Send readings, show invoices and take payments — through one standard contract.
3 documents~10 min- 1Meter-data contractSending readings: meter-data/v13 min
- 2Billing contractInvoices and payments: billing/v16 min
- 3ADR-010: Open billing APIWhy an open API1 min
Roll it out
Phases, deployment, access — from the pilot to the whole country.
3 documents~21 min- 1Implementation planPhases and acceptance thresholds17 min
- 2DeploymentHosts, subdomains, deploys3 min
- 3ADR-001: Access and RLSCross-organisation access1 min
11 documents — 3 groups
Every document says which part of the code it was read from.
Introduction
4 documents- Overview2 min
Mongolia's national digital energy infrastructure: the data of 1,000,000 electricity meters in one hub.
- Global research58 min
Smart-metering experience from more than ten countries: a detailed report for development and rollout decisions.
- Open-source research21 min
Open-source projects and project knowledge useful to PowerGrid.
- Research status2 min
The research documents' versions, status and how they are updated.
Platform
5 documents- Architecture13 min
From meter to invoice: collection, MDM and VEE, balance, commands, payment, access and privacy.
- Meter-data contract3 min
How distribution companies send their readings to PowerGrid: powergrid.meter-data/v1.
- Billing contract6 min
The open billing API: invoices and payments through any app, bank or QR — powergrid.billing/v1.
- ADR-001: Access and RLS1 min
Nexus tenant RLS and PowerGrid's cross-organisation access.
- ADR-010: Open billing API1 min
Citizens pay with any app: PowerGrid is the biller, invoices reach every channel through one standard API.