Skip to content
You must be logged in to sponsor rkalis

Become a sponsor to Rosco Kalis

@rkalis

Rosco Kalis

rkalis
Amsterdam

I'm a software engineer working on several different projects and libraries in the Ethereum and Bitcoin Cash ecosystems. Some projects that I'm currently working on:

If any of these projects saved you time, or otherwise helped you in your development, consider sponsoring me on GitHub. Your contributions will go to server costs, recurring subscriptions and the continued maintenance of my open source projects. Thanks for sponsoring!

Current sponsors 3

Private Sponsor
@Arikius
@DenhamPreen

Past sponsors 5

@COREMultichain
@shanefontaine
@dawsbot
@shawnharmsen
Private Sponsor

Featured work

  1. rkalis/dotfiles

    💻 macOS System Configuration with Fish, Package Control, VS Code, Repo management, Hammerspoon

    Shell 241
  2. rkalis/truffle-plugin-verify

    ✅ Verify your smart contracts on Etherscan from the Truffle CLI

    TypeScript 447
  3. rkalis/truffle-assertions

    🛠 Assertions and utilities for testing Ethereum smart contracts with Truffle unit tests

    JavaScript 157
  4. rkalis/allbastards.com

    🖼 Browse all BASTARD GAN PUNKS on a single page

    TypeScript 18

Learn more about sponsoring developers and organizations.

Report abuse

Select a tier

$ a month

Choose a custom amount.

$5 a month

Select

☕️ - Thanks for the coffee! That will keep me productive!

You'll receive:

  • A shiny Sponsor badge on your profile

$25 a month

Select

☁️ - Thanks for keeping my server running!

You'll receive:

  • Priority email or issue support