Track Awesome Substrate Updates Weekly

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

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[ Daily / Weekly / Overview ]

Aug 29 - Sep 04, 2022

Tools

• Metadata Portal - A self-hosted webpage that shows the latest metadata and chain specs for any given network.

Aug 22 - Aug 28, 2022

Support

• Polkadot Treasury - The Treasury funds are allocated through the voting on spending proposal.

Client Libraries

• .NET Substrate API (⭐16) - Used in nuget, and Unity Example (⭐5); Maintained by Ajuna Network.

• .NET Toolchain/SDK (⭐10) - Toolchain for Substrate .NET. Pre-generated SubstrateNET (⭐5); Maintained by Ajuna Network.

• go-substrate-gen - Generate Go (de)serialization/client code from Substrate metadata.

Mobile

• Nova Substrate SDK Android (⭐3) - Substrate SDK and tools for Android.

• Nova Substrate SDK iOS (⭐7) - Substrate SDK and tools for iOS.

Tools

• offline-election - Tool to predict nominated proof-of-stake elections.

• subalfred - An all-in-one Substrate development toolbox.

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

• scale-decode - Decode SCALE bytes into arbitrary custom types by implementing a visitor trait.

• Nova Polkadot Utils (⭐5) - Contains static info & metadata to support client apps in Polkadot ecosystem to map it to various netowrks.

• SubQuery - A GraphQL indexer and query service that allows users to easily create indexed data sources and host them online for free.
  • Nova SubQuery API (⭐6) - A SubQuery API implementation for operation history and staking analytics.

• Typechain-Polkadot (⭐7) - Hepls users to generate typescript types from contract ABIs (ink!) and generate runtime code to interact with contracts and deploy them.

• Polkaholic.io - Multi-chain block explorer with API and DeFi support across 40+ parachains.

Jun 13 - Jun 19, 2022

FRAME Pallets

• RMRK Pallets (⭐59) - Nested, conditional & Multi-resourced NFTs.

Tools

• substrate-toml-lint - A toml parser and checker to avoid common errors in Substrate projects.

May 23 - May 29, 2022

SCALE Codec

• C++ (⭐0) - Maintained by Soramitsu.

• JavaScript / TypeScript implementations:
  • paritytech/parity-scale-codec-ts (⭐16) - Maintained by Parity Technologies.
  • polkadot-js/api (⭐1k) - Maintained by Polkadot-JS.
  • scale-ts (⭐8) - Maintained by Josep M Sobrepere.
  • soramitsu/scale-codec-js-library (⭐1) - Maintained by Soramitsu.

May 16 - May 22, 2022

Tools

• Polkadot PANIC (⭐39) - Monitoring and alerting solution for Polkadot nodes by Simply VC, compatible with many Substrate chains.

May 02 - May 08, 2022

Resources

• DotJobs - A job board for the Substrate and Polkadot ecosystem projects, maintained by Stateless.Money.

• Developer Hub GitHub - Substrate Developer Hub repositories.

• Ecosystem Projects - Projects and teams building with Substrate.

• Polkadot Stack (⭐654) - An awesome list maintained by our friends at Web3 Foundation.

Support

• Builders Program - White-glove solutions and dedicated support team for visionary teams using Substrate.

• Stack Exchange - The best place for all technical questions.

Blogs

• Official - Published by Parity.

Videos

• Seminar Crowdcast - Upcoming events and latest recordings.
  • Old Seminar Crowdcast - Archive only.

• Substrate: A Rustic Vision for Polkadot by Gavin Wood at Web3 Summit 2018

Templates

• Base (⭐685) - Minimal FRAME-based node, derived from upstream (⭐7.5k).

• Frontier (⭐374) - Fronter enabled EVM and Ethereum RPC compatible Substrate node, ready for hacking.

• Front-End (⭐243) - Polkadot-JS API and React app to build front-ends for Substrate-based chains.

• Parachain (⭐158) - Cumulus enabled Substrate node, derived from upstream (⭐525).

• substrate-stencil - A template for a Substrate node that includes staking and governance capabilities.

FRAME Pallets

• Chainlink Feed Pallet (⭐132) - Chainlink feed token interface.

• Official in Substrate (⭐7.5k) - Large collection, Parity maintained.

• Open Runtime Module Library (ORML) (⭐352) - Community maintained collection of Substrate runtime modules.

• Sunshine Bounty (⭐44) - Distributed autonomous organization (DAO) for administering a bounty program.

• Sunshine Identity (⭐30) - Keybase-inspired identity management.

• Sunshine Faucet (⭐30) - Dispense resources for a development chain.

Framework Extensions

• Bridges (⭐214) - A collection of tools for cross-chain communication.

• Cumulus (⭐525) - A set of tools for writing Substrate-based Polkadot parachains.

• Frontier (⭐374) - End-to-end Ethereum emulation for Substrate chains.

• IntegriTEE - Trusted off-chain execution framework that uses Intel SGX trusted execution environments.

Client Libraries

• .Net API (⭐30) - Maintained by Usetech.

• subxt - Official Rust client.

• C++ API (⭐17) - Maintained by Usetech.

• Go RPC Client (⭐151) - Maintained by Centrifuge.

• Kotlin Client (⭐14) - Maintained by Nodle.io.

• Polkadot-JS API (⭐1k) - Semi-official JavaScript library for Substrate-based chains.

• Python Interface (⭐170) - Maintained by Polkascan Foundation.

• Rust API Client (⭐183) - Rust client maintained by Supercomputing Systems AG.

Mobile

• Fearless Utils Android (⭐15) - Android Substrate tools.

• Fearless Utils iOS (⭐8) - iOS Substrate tools.

• React-Native-Substrate-Sign (⭐21) - Rust library for React Native.

Tools

• offchain::ipfs - Substrate infused with IPFS.

• polkadot-js-bundle - A standalone JS bundle that contains Polkadot{JS} libraries.

• polkadot-launch - Simple CLI tool to launch a local Polkadot test network.

• polkadot-runtime-prom-exporter - A Prometheus exporter for Polkadot runtime metrics (modifiable for Substrate use).

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

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

• srtool - Docker image to deterministically build a runtime.

• subsee - CLI to inspect metadata of a Substrate node as JSON.

• substrate-balance-calculator - Breakdown the balances of your Substrate account.

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

• substrate-graph-benchmarks - Graph the benchmark output of FRAME pallets.

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

• substrate-society - A basic front-end for the FRAME Society pallet.

• subwasm - 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.

• sup - Command line tool for generating or upgrading a Substrate node.

• Aleph.im - Scalable, decentralized database, file storage, and computation services for Substrate chains and more.

• Archive (⭐185) - Indexing engine for Substrate chains.

• Dev Hub Utils (⭐4) - Unofficial utilities for working with official Substrate Developer Hub resources.

• Europa (⭐70) - A sandbox for the Substrate runtime execution environment.

• Fork Off Substrate (⭐95) - Script to help bootstrap a new chain with the state of a running chain.

• fudge (⭐13) - Core lib for accessing and (arbitrarily) manipulating substrate databases, including the building and importing of local blocks.

• Gantree Library (⭐11) - A suite of technologies for managing Substrate-powered parachain networks via rapid spin-up & tear-down.

• Halva (⭐34) - A toolchain for improving the experience of developing on Substrate.

• Hydra (⭐43) - A GraphQL framework for Substrate nodes.

• Jupiter (⭐51) - Testnet for smart contracts written for the FRAME Contracts pallet and ink!.

• Megaclite (⭐1) - Zero-knowledge tools for the Polkadot ecosystem.

• Parity Signer - Upcycle an unused mobile phone into an air-gapped hardware wallet.

• Polkadot Tool Index - List of tools available for your development with Polkadot and any Substrate chain including Block Explorers, Wallets, Network Monitoring & Reporting, Clients, Benchmarking, Fuzzing, Forking, SCALE Codec, CLI Tools and much more.

• Polkadot-JS Apps UI - Semi-official block explorer & front-end for Substrate-based chains.

• Polkadot-JS Extension (⭐840) - Browser extension for interacting with Substrate-based chains.

• Polkascan - Multi-chain block explorer maintained by Polkascan Foundation.

• Proxy Hot Wallet Demo (⭐17) - A demonstration of a secure, convenient, and flexible hot wallet architecture built on Substrate primitives.

• Redspot (⭐62) - A Truffle-like toolkit for smart contracts for the FRAME Contracts pallet and ink!.

• Sidecar (⭐180) - REST service that runs alongside Substrate nodes.

• Staking Rewards Collector (⭐61) - A script to parse and output staking rewards for a given Kusama or Polkadot address and cross-reference them with daily price data.

• Subkey - Command line utility for working with cryptographic keys.

• Subscan - Multi-network explorer for Substrate-based chains.

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

• Substate (⭐5) - 100% no-std/wasm compatible Substrate storage key generator library for Rust.

• Substrate debug-kit (⭐94) - A collection of tools and libraries for debugging Substrate-based chains.

• Substrate Docker Builders (⭐16) - A set of Dockerfiles and GitHub Actions to auto-build and push a Docker image for Substrate-based chains.

• Substrate Faucet Bot (⭐3) - Python-based faucet for development purposes.

• Substrate Graph (⭐28) - GraphQL indexer for Substrate-based chains.

• TxWrapper (⭐59) - Helpful library for offline transaction creation.

• VSCode Substrate - Plugin for Visual Studio Code.

Products and Services

• OnFinality - Free and paid services to shared Substrate based nodes.

Alternative Implementations

• Gossamer (⭐360) - A Polkadot client implemented in Go; from ChainSafe.

• Kagome - A C++17 implementation of the Polkadot client; from Soramitsu.

• LimeChain AssemblyScript Runtime (⭐11) - An account-based Substrate proof-of-concept runtime written in AssemblyScript; from LimeChain.

SCALE Codec

• Codec Definition - Official codec documentation.

• Go (⭐51) - Maintained by Itering.

• Haskell (⭐175) - Maintained by Robonomics Network.

• Java (⭐52) - Maintained by Emerald.

• Parity SCALE Codec (⭐184) - Reference implementation written in Rust.

• Ruby (⭐17) - Maintained by Itering.

Apr 18 - Apr 24, 2022

Social

• Substrate Devs Chat (Telegram) - Chat with other Substrate developers, also bridged to matrix.

Jan 31 - Feb 06, 2022

Tools

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

Dec 20 - Dec 26, 2021

Resources

• Technical Papers
  • Polkadot Lightpaper
  • Polkadot: Vision for a heterogeneous multi-chain framework (⭐187)
  • Overview of Polkadot and its Design Considerations
    • Chinese Translation (⭐30) (by community)

Nov 15 - Nov 21, 2021

SCALE Codec

• C (⭐4) - Maintained by Matthew Darnell.

Nov 08 - Nov 14, 2021

Client Libraries

• Subscan Go Utilities (⭐155) - SS58 and more, developed by Subscan.

Tools

• SS58 Transform - Display key's addressees with all SS58 prefixes.

Oct 18 - Oct 24, 2021

Resources

• Official Homepage - Vision, ecosystem, opportunities, and much more.
  • Docs - Developer documentation.
  • Tutorials - Guided exercises to get you started.
  • How-to guides - Workflows outlined to achieve a specific goal.
  • Reference Docs - Versioned API documentation.

Support

• Web3 Foundation Grants - Funding for ecosystem development.

Events

• Sub0 Developer Conference - Semiannual, online and in-person for all things Substrate.

• Substrate Seminar - Bi-weekly collaborative learning sessions.

Blogs

• DotLeap - Polkadot and Substrate Community blog and newsletter.

Videos

• Parity YouTube
  • Substrate Seminar (YouTube Archive)
  • Sub0 Conference Oct. 2020
  • Sub0 Conference Dec. 2019
  • Sub0 Conference Apr. 2019

Framework Extensions

• FRAME - A system for building Substrate runtimes.

• ink! (⭐1k) - Rust smart contract language for Substrate chains.

• Polkadot-JS - Rich JavaScript API framework for front-end development.

Client Libraries

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

Mobile

• Polkadot-Dart (⭐22) - Dart Substrate API.

• PolkaWallet SDK (⭐16) - Flutter SDK for Substrate-based App.

SCALE Codec

• Scales (⭐6) - Serializing SCALE using type information from a type registry.

Jul 26 - Aug 01, 2021

Tools

• srtool-cli - CLI frontend for the srtool Docker image.

Oct 19 - Oct 25, 2020

Videos

• Polkadot Network Technical Explainers

SCALE Codec

• AssemblyScript (⭐18) - Maintained by LimeChain.

• Python (⭐49) - Maintained by Polkascan Foundation.

Oct 05 - Oct 11, 2020

Social

• Twitter - Follow us to stay up-to-date.