Substrate

Maintained by Usetech.

Used in nuget, and Unity Example; Maintained by Ajuna Network.

Toolchain for Substrate .NET. Pre-generated SubstrateNET; Maintained by Ajuna Network.

Generate Go (de)serialization/client code from Substrate metadata.

Lightweight Rust client library and CLI with support for type information.

Official Rust client.

Maintained by Usetech.

Maintained by Centrifuge.

Maintained by Nodle.io.

Maintained by Polkascan Foundation.

Rust client maintained by Supercomputers Systems AG.

SS58 and more, developed by Subscan.

Typesafe React Hooks library abstracting functionality by polkadot.js for working with Substrate-based networks and ink! smart contracts maintained by Scio Labs.

A JS SDK for developers to build web3 social apps on top of Subsocial.

Maintained by LimeChain.

Maintained by Matthew Darnell.

Maintained by Soramitsu.

Maintained by Itering.

Maintained by Robonomics Network.

Maintained by Emerald.

Reference implementation written in Rust.

Maintained by Polkascan Foundation.

Maintained by Itering.

Serializing SCALE using type information from a type registry.

Android Substrate tools.

iOS Substrate tools.

Substrate SDK and tools for Android.

Substrate SDK and tools for iOS.

Dart Substrate API.

Flutter SDK for Substrate-based App.

Rust library for React Native.

A collection of tools and libraries for debugging Substrate-based chains.

A standalone JS bundle that contains Polkadot{JS} libraries.

Simple CLI tool to launch a local Polkadot test network.

A Prometheus exporter for Polkadot runtime metrics (modifiable for Substrate use).

A collection of scripts Parity uses to diagnose Polkadot/Kusama.

Another tool to launch a local Polkadot test network, with emphasis on the ability to run big testnets.

GitHub actions to easily use the srtool Docker image to build your own runtime.

CLI frontend for the srtool Docker image.

Docker image to deterministically build a runtime.

CLI to inspect metadata of a Substrate node as JSON.

An all-in-one Substrate development toolbox.

Breakdown the balances of your Substrate account.

Create a graph of the token balance over time of a Substrate address.

Graph the benchmark output of FRAME pallets.

A set of useful JavaScript utilities for Substrate that uses the Polkadot{JS} API; Also deployed as a website.

A basic front-end for the FRAME Society pallet.

A toml parser and checker to avoid common errors in Substrate projects.

CLI to inspect a runtime WASM blob offline. It shows information, metadata and can compare runtimes. It can also help you fetch a runtime directly from a node.

Command line tool for generating or upgrading a Substrate node.

Analogous to serde_json but for SCALE; Library to decode arbitrary SCALE encoded bytes into a dynamic Value given type info from scale-info.

Decode SCALE bytes into arbitrary custom types by implementing a visitor trait.

Indexing engine for Substrate chains.

Unofficial utilities for working with official Substrate Developer Hub resources.

A sandbox for the Substrate runtime execution environment.

Script to help bootstrap a new chain with the state of a running chain.

Core lib for accessing and (arbitrarily) manipulating substrate databases, including the building and importing of local blocks.

A suite of technologies for managing Substrate-powered parachain networks via rapid spin-up & tear-down.

A toolchain for improving the experience of developing on Substrate.

A GraphQL framework for Substrate nodes.

Testnet for smart contracts written for the FRAME Contracts pallet and ink!.

Zero-knowledge tools for the Polkadot ecosystem.

Contains static info & metadata to support client apps in Polkadot ecosystem to map it to various netowrks.

Monitoring and alerting solution for Polkadot nodes by Simply VC, compatible with many Substrate chains.

Browser extension for interacting with Substrate-based chains.

A demonstration of a secure, convenient, and flexible hot wallet architecture built on Substrate primitives.

A Truffle-like toolkit for smart contracts for the FRAME Contracts pallet and ink!.

REST service that runs alongside Substrate nodes.

A script to parse and output staking rewards for a given Kusama or Polkadot address and cross-reference them with daily price data.

A SubQuery API implementation for operation history and staking analytics.

An indexing framework (SDK + infrastructure) to quickly and easily turn Substrate and EVM on-chain data into APIs and host them.

100% no-std/wasm compatible Substrate storage key generator library for Rust.

A set of Dockerfiles and GitHub Actions to auto-build and push a Docker image for Substrate-based chains.

Python-based faucet for development purposes.

GraphQL indexer for Substrate-based chains.

Hepls users to generate typescript types from contract ABIs (ink!) and generate runtime code to interact with contracts and deploy them.

Helpful library for offline transaction creation.

An advanced cross-chain portfolio management tool for the Polkadot ecosystem, allowing any user to see their balances across chains; view their crowdloan history; view their NFTs across Polkadot ecosystem chains; claim their vested tokens and perform cross-chain transfers.

Uptest command line client and libuptest Rust library are two tools used for debugging storage changes and runtime upgrades.

A Polkadot client implemented in Go; from ChainSafe.

An account-based Substrate proof-of-concept runtime written in AssemblyScript; from LimeChain.