Crypto Developer IntelligenceSATURDAY · JUNE 6, 2026 · VOL. 1 · NO. 24ACCOUNT

Est. 2025BuilderGraph

─── team / organization

q9f

@q9f

7 repos417 stars3 ecosystems

github ↗[→] request ecosystem report

─── top repos · by stars

─── repositories

7 / 7

a straightforward library to build, sign, and broadcast ethereum transactions anywhere you can run ruby.

Ruby→ Ethereum

★ 236

39 contribs

q9f/ethereum-on-rails

ethereum on rails (template): connect metamask to ruby on rails.

Ruby

★ 79

2 contribs

q9f/secp256k1.cr

a native library implementing secp256k1 purely for the crystal language.

Crystal→ Bitcoin

★ 51

3 contribs

ruby bindings for the keccak (sha-3) hash used by ethereum.

C

★ 28

11 contribs

a native library implementing recursive length prefixes purely for the crystal language.

Crystal→ Ethereum

★ 15

2 contribs

A straightforward library to build, sign, and broadcast Ethereum transactions.

Crystal→ Ethereum Virtual Machine Stack

★ 7

1 contribs

q9f/i2c-lcd-ethereum

iic bus scripts for monitoring ethereum nodes using serial 20x4 lcd displays

Python→ Ethereum

★ 1

1 contribs

─── top contributors

─── ecosystems

Ethereum Bitcoin Ethereum Virtual Machine Stack

─── languages

Crystal3
Ruby2
C1
Python1

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