Substrate: The platform for blockchain innovators

The Parity Polkadot Blockchain SDK

Basic Polkadot/Substrate UI for interacting with a Polkadot and Substrate node. This is the main user-facing application, allowing access to all features available on Substrate chains.

Polkadot's ink! to write smart contracts.

Joystream Monorepo

Internet-scale Neural Networks

Solidity Compiler for Solana, Polkadot and Stellar

📦 Plugin, App, and Theme store which includes plugin injection for macOS

Web3 Foundation Grants Program

Promise and RxJS APIs around Polkadot and Substrate based chains via RPC calls. It is dynamically generated based on what the Substrate runtime provides in terms of metadata.

Simple browser extension for managing Polkadot and Substrate network accounts in a browser. Allows the signing of extrinsics using these accounts. Also provides a simple interface for compliant extensions for dapps.

An Ethereum-compatible smart contract parachain on Polkadot

A curated list of awesome projects and resources related to the Substrate blockchain development framework.

The dApp hub for blockchains of the future

Acala - cross-chain DeFi hub and stablecoin based on Substrate for Polkadot and Kusama.

Air-gapped crypto wallet.

Official Rust implementation of the Crust protocol

DEPRECATED in favor of https://github.com/madara-alliance/madara

🌉 Modular Multi-Directional Blockchain Bridge to interact with Multiple Networks; Ethereum, Ethereum Classic, Substrate, based chains. Stay tuned for ChainBridge Hub!

One Stake, Endless Opportunities. Build with Polkadot SDK (Substrate).

Substrate Open Runtime Module Library

Substrate for macOS

Subspace Protocol reference implementation

Cycript fork powered by Frida.

A Hands-On Cookbook for Aspiring Blockchain Chefs

Generation of mnemonics, seeds, private/public keys and addresses for different types of cryptocurrencies

The Layer 1 blockchain for on-demand services.

Bitcoin's layer2 smart contract network has already supported WASM and EVM, and is supporting MoveVM

SORA v2 API Wrapper — Python interface for the SORA decentralized economy platform, providing balance queries, token swaps via Polkaswap DEX, liquidity pool inspection, and network status monitoring

Alternative client for Substrate-based chains.