@powerchain/web3.js

The official JavaScript & TypeScript SDK for the PowerChain Network.

Build wallets, decentralized applications, digital payments, tokenized assets, enterprise financial infrastructure, renewable energy marketplaces, and AI-powered blockchain services with a modern, modular SDK.

Documentation • API Reference • Examples • Playground • Changelog

Enterprise AI-Native Renewable Energy & Financial Infrastructure

PowerChain Web3.js is the official JavaScript and TypeScript SDK for the PowerChain Network, providing a production-ready development platform for enterprise blockchain, programmable finance, renewable energy infrastructure and AI-native applications.

Designed for developers, enterprises, financial institutions, utilities, governments and ecosystem partners, the SDK delivers a modular, strongly typed and extensible API that unifies blockchain infrastructure, digital assets, programmable payments, treasury management, tokenised renewable energy, carbon markets, AI-powered automation and enterprise services through a consistent developer experience.

Built using a modern layered architecture, PowerChain Web3.js supports Node.js, browsers, serverless platforms, edge runtimes and mobile applications while maintaining a stable, backwards-compatible public API. Tree-shakeable ES Modules, OpenAPI, GraphQL, JSON-RPC, OpenTelemetry, Semantic Versioning, signed package provenance and enterprise-grade tooling enable teams to build secure, observable and scalable applications from prototype to production.

Architecture Overview

PowerChain Web3.js is organised into a layered architecture that cleanly separates application frameworks, SDK modules, middleware, transport protocols and blockchain infrastructure. This modular design enables excellent maintainability, extensibility and long-term compatibility across every supported runtime.

_{PowerChain Web3.js layered architecture illustrating the application,
SDK, middleware, transport and blockchain infrastructure layers.}

Architecture Layers

Layer	Components
Applications	Next.js • React • Vue • Angular • Node.js • Mobile • Serverless
SDK Modules	Wallet • Payments • Treasury • Exchange • Marketplace • AI • Energy • Governance
SDK Core	Client • Middleware • Plugins • Authentication • Events • Caching
Transport	REST • JSON-RPC • GraphQL • WebSocket • Streaming APIs
Infrastructure	PowerChain Network • Solana • Helius • Jupiter • Pyth • Enterprise Services

For the complete technical architecture, see ARCHITECTURE.md.

Why PowerChain?

PowerChain combines enterprise cloud architecture with modern blockchain infrastructure to simplify application development.

Enterprise Platform

Enterprise-grade SDK
TypeScript First
Stable Public APIs
Modular Architecture
Tree Shakeable Packages
Plugin Framework
Middleware Pipeline
Production Ready

Financial Infrastructure

Payments
Treasury
Exchange
Wallets
Settlement
Billing
Payroll
Escrow
Marketplace

Blockchain

Wallets
Programs
Transactions
SPL Tokens
Token-2022
Cross-Chain
Smart Contracts
Transaction Simulation
Address Lookup Tables

Renewable Energy

GridOS™
Solar
Wind
Battery Storage
Hydrogen
Energy Marketplace
Renewable Energy Certificates
Carbon Credits

Artificial Intelligence

Financial Copilot
Treasury Copilot
Risk Engine
Fraud Detection
AI Agents
Forecasting
Workflow Automation

Features

Category	Features
Wallet	Wallets, Accounts, Signing, Recovery
Blockchain	Transactions, Programs, Tokens, Metadata
Payments	Checkout, Billing, Invoices, Settlement
Treasury	Accounts, Liquidity, Forecasting
Exchange	Swap, Bridge, Portfolio
Marketplace	Products, Orders, Escrow
Energy	Renewable Assets, GridOS™, Carbon Credits
AI	Agents, Copilot, Risk, Analytics
Enterprise	Identity, Audit, Policy Engine
Developer	CLI, Playground, Examples

Installation

pnpm

pnpm add @powerchain/web3.js

npm

npm install @powerchain/web3.js

yarn

yarn add @powerchain/web3.js

Quick Start

import { PowerChainClient } from "@powerchain/web3.js";

const client = new PowerChainClient({
  network: "mainnet",
});

const wallet = await client.wallet.create();

console.log(wallet.address);

const payment = await client.payments.create({
  amount: 100,
  currency: "USDC",
  recipient: wallet.address,
});

const quote = await client.exchange.quote({
  inputMint: "...",
  outputMint: "...",
  amount: 1000000,
});

Repository Structure

apps/
packages/
contracts/
programs/
registry/
runtime/
platform/
schemas/
specifications/
examples/
templates/
developer/
docs/
tests/
benchmarks/
tools/
scripts/

Official Packages

Package	Description
`@powerchain/web3.js`	Core SDK
`@powerchain/sdk`	Enterprise SDK
`@powerchain/react`	React Integration
`@powerchain/react-ui`	UI Component Library
`@powerchain/vue`	Vue SDK
`@powerchain/angular`	Angular SDK
`@powerchain/node`	Node.js Runtime
`@powerchain/python`	Python SDK
`@powerchain/go`	Go SDK
`@powerchain/rust`	Rust SDK
`@powerchain/flutter`	Flutter SDK
`@powerchain/cli`	Developer CLI
`@powerchain/testing`	Testing Framework
`@powerchain/codegen`	OpenAPI Code Generator

Supported Platforms

JavaScript Runtimes

Node.js
Browser
Bun
Deno
React Native
Electron
Cloudflare Workers
Vercel Edge Runtime

Frameworks

Next.js
React
Vue
Angular
Astro
Remix
Nuxt
Svelte

Performance Goals

Metric	Target
SDK Initialisation	< 50 ms
Wallet Creation	< 100 ms
Transaction Build	< 20 ms
Bundle Size	< 150 kB (gzip)
Memory Usage	< 20 MB

Optimised with:

Tree Shaking
Lazy Loading
HTTP Keep-Alive
Request Batching
Automatic Retry
Streaming APIs
OpenTelemetry
Response Caching

Compatibility Matrix

Component	Version
Node.js	20 LTS+
TypeScript	5.x
pnpm	10+
npm	10+
Browser	Modern Browsers
PowerChain Mainnet	✅
PowerChain Testnet	✅
Solana Mainnet	✅
Solana Devnet	✅

Security & Compliance

PowerChain follows enterprise software engineering and cloud security best practices.

Authentication

OAuth 2.1
OpenID Connect
JWT
API Keys
Passkeys
Service Accounts

Authorisation

Role-Based Access Control (RBAC)
Attribute-Based Access Control (ABAC)
Policy Engine

Supply Chain Security

Apache-2.0
CodeQL
SBOM Generation
Package Provenance
Signed Releases
Secret Scanning
Dependency Review
Licence Auditing

Compliance

GDPR-ready Architecture
SOC 2-aligned Controls
ISO/IEC 27001-aligned Practices
Audit Logging
Data Protection

Application Architecture

Applications
      │
      ▼
PowerChain Web3.js
      │
────────────────────────────────────
 Wallet
 Transactions
 Contracts
 Payments
 Events
 Crypto
 Providers
────────────────────────────────────
      │
HTTP • JSON-RPC • GraphQL • WebSocket
      │
PowerChain Network

Example Applications

Production-ready examples include:

Wallet Authentication
Payments
Treasury Dashboard
Token Swaps
AI Financial Copilot
Renewable Energy Marketplace
Governance Portal

examples/
├── nextjs/
├── react/
├── vue/
├── react-native/
├── node/
├── express/
├── fastify/
├── nestjs/
├── electron/
├── docker/
└── kubernetes/

Documentation

Getting Started
Architecture
SDK Guide
API Reference
Wallet
Payments
Treasury
Exchange
Marketplace
Energy
AI Platform
Governance
Security
Deployment
Tutorials
Examples
Migration Guides
Release Notes

Development

pnpm install

pnpm build

pnpm lint

pnpm test

pnpm typecheck

Roadmap

Current Release

v1.0.0-beta

Upcoming

Beta v1.1
Local Emulator
Developer Sandbox
Mobile SDKs
Enterprise Connectors
Additional Language SDKs
Expanded AI Services

Release Lifecycle

Stage	Status
Alpha	Experimental
Beta	Current
Release Candidate	Planned
Stable	Planned
Long-Term Support	Planned

PowerChain follows:

Semantic Versioning
Conventional Commits
Keep a Changelog
Signed Releases
Automated Publishing

Contributing

We welcome contributions from developers and ecosystem partners.

Please review:

CONTRIBUTING.md
CODE_OF_CONDUCT.md
SECURITY.md
GOVERNANCE.md

before opening issues or pull requests.

Community

GitHub Discussions
GitHub Issues
Changelog
Roadmap
Release Notes

Support

Documentation
API Reference
Tutorials
Examples
Enterprise Support

License

Licensed under the Apache License 2.0.

See LICENSE for details.

PowerChain Network

Enterprise AI-Native Renewable Energy & Financial Infrastructure

@powerchain/web3.js

Version v1.0.0-beta

Built for projects use case, developers, enterprises and the future of programmable digital infrastructure.

Name		Name	Last commit message	Last commit date
.vscode		.vscode
apps		apps
assets		assets
docs		docs
packages		packages
scripts		scripts
.editorconfig		.editorconfig
.gitattributes		.gitattributes
.gitignore		.gitignore
.npmrc		.npmrc
.prettierignore		.prettierignore
.prettierrc		.prettierrc
CHANGELOG.md		CHANGELOG.md
CODE_OF_CONDUCT.md		CODE_OF_CONDUCT.md
CONTRIBUTING.md		CONTRIBUTING.md
LICENSE		LICENSE
README.md		README.md
ROADMAP.md		ROADMAP.md
SECURITY.md		SECURITY.md
biome.json		biome.json
package.json		package.json
pnpm-workspace.yaml		pnpm-workspace.yaml
tsconfig.base.json		tsconfig.base.json
tsconfig.ts		tsconfig.ts
turbo.json		turbo.json

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@powerchain/web3.js

The official JavaScript & TypeScript SDK for the PowerChain Network.

Enterprise AI-Native Renewable Energy & Financial Infrastructure

Architecture Overview

Architecture Layers

Why PowerChain?

Enterprise Platform

Financial Infrastructure

Blockchain

Renewable Energy

Artificial Intelligence

Features

Installation

pnpm

npm

yarn

Quick Start

Repository Structure

Official Packages

Supported Platforms

JavaScript Runtimes

Frameworks

Performance Goals

Compatibility Matrix

Security & Compliance

Authentication

Authorisation

Supply Chain Security

Compliance

Application Architecture

Example Applications

Documentation

Development

Roadmap

Current Release

Upcoming

Release Lifecycle

Contributing

Community

Support

License

PowerChain Network

Enterprise AI-Native Renewable Energy & Financial Infrastructure

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