Infrastructure Tooling

This section is for listing some useful projects and tools that are relevant for node operators and developers. A community maintained Awesome Substrate is a more detailed general list.

Testing

Project	Description
Zombienet	A great tool for deploying test setups. Providers include native, Podman and Kubernetes. Also supports running automated tests against these networks
smart bench	Smart contracts benchmarking on Substrate

Frontends

Project	Description
polkadot-js frontend	GitHub repo for [https://polkadot.js.org/apps/] - commonly used application for interacting with substrate and polkadot based chains
Staking Dashboard	A sleek staking dashboard using react and the polkadot-js library
contracts-ui	Web application for deploying Wasm smart contracts on Substrate chains that include the FRAME contracts pallet
Example polkadot-js-bundle	Use polkadot JavaScript bundles to write custom frontends

Indexing Chain Data

Project	Description
Substrate archive	Blockchain indexing engine using PostgreSQL
Subsquid	Blockchain indexing engine using GraphQL
SubQuery	Open source GraphQL indexing of any Substrate network (including EVM and WASM smart contract data) directly from the RPC node. SubQuery does not require any preprocessed data making it suitable for fast changing testnets

CLI Utilities

Project	Description
Subkey	Used for generating and restoring keys. Works with multiple networks and key schemes
polkadot-js-tools	A very flexible utility for executing API calls or running queries.
Subxt	Submits extrinsics via RPC