blockchain

subrpc

Rust utility to help users manage they JSON RPC endpoints and pick the best endpoints for them, according to their criteria and experience.

Subwasm

Rust utility to inspect a Substrate WASM Runtime. No node required. No Internet required.

SRTOOL & Deterministic builds are back to Kusama & Polkadot

Deterministic builds are back, srtool is now usable again in order to build and verifiy Substrate and Polkadot WASM blobs used as runtime.

Registrars updates

Since its first implementation around the end of 2019, the `Registrar #1` (which is now a set of registrars), has evolved a lot. This article looks back on those evolutions as well as at the current stand. I will go through the challenges I ran into and how they have been solved. This includes a few dedicated web services, the use of a BPM engine as well as new functionnalities recently added to Polkadot, Kusama and the Westend chains.

Docker for Polkadot & Decentralization

Docker is a powerful virtualization tool. While this is not the only virtualization solution available today, it remains one of the simplest to use. Let's see if and how it plays a critical role in decentralized systems.

srtool

A Substrate runtime deterministic compiler and verifier. It allows anyone building a Runtime Blob for Substrate and Polkadot in a trustless manner.

substrate-runtime-hasher

A Rust utility that produces hashes for Substrate. It is used by srtool.

Kusama Identity Registrar #1 - Why and How?

The process used by Registrar #1

SRTOOL now showing Substrate proposal hashes

Substrate WASM Runtime blob builder & verification now with offline Proposal Hash calculation

Brave Crypto Wallet powered by Metamask

A surprising approach aimed at helping adoption