Polkadot Smart Contract Developer Center

Patract Hub is a community based non-profit organization supported by the Polkadot Council and Treasury. We develop local open source toolkits and one-stop cloud smart IDE, committed to provide free development toolkits and infrastructure services for the entire WASM smart contract ecosystem.

Products & Services

Jupiter
Jupiter

An independent smart contract testnet for developers to conduct early trials. Jupiter will integrate the latest WASM contract technology and configure the most suitable blockchain environment for development and testing.

Ask!
Ask!

AS version of Ink! language. Similar to Ink! is based on Rust, Ask! is a smart contract development framework based on AssemblyScript that can be written and run on Substrate.

Redspot
Redspot

WASM contract development workflow and scaffolde. Redspot can standardize contract development, shield the underlying compilation details, and connect to other tools as a core component of Patract Hub.

Europa
Europa

Runtime and contract running sandbox. Europa is an independent and complete running environment for Runtime that includes contract pallet. It does not require consensus and P2P, so can quickly develop and debug contracts.

Elara
Elara

Instant and scalable Polkadot API. Elara provides RPC interfaces for relay chains and parachains, saving developers the trouble of deploying and operating multi-chain nodes.

Megaclite
Megaclite

Support for Zero-knowledge Proof. Megaclite provides low-level support for a variety of zero-knowledge proof technologies and provides them to upper-level contract and parachain developers.

Metis
Metis

Ink! contracts standard library. Metis develops the corresponding standard library implementation for each standard of the Polkadot contract and conduct audits to ensure safety.

Himalia
Himalia

Multi-language contract SDK. Himalia supports developers to interact with contracts in multiple development languages from different clients, including PatractGo, PatractPy, PatractJ, PatractN etc.

Leda
Leda

Contract monitor. Leda will monitor the key data of the contract in development, testing, deployment and operation, so that developers can know the status of the contract in real time.

Carpo
Carpo

Cloud smart IDE. Carpo will automatically integrate all development toolkits, plug-ins and services of Patract Hub on the server side, saving developers the trouble of setting up and configuring a local development environment.

Patract Hub is reviewed by Polkadot Council, funded by Polkadot Treasury, developed and maintained by Patract Labs.

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