# GitHub repos by simonsjy [Home](https://repo.masters-masters.com/en) › [simonsjy](https://repo.masters-masters.com/en/owners/simonsjy) The public GitHub repo by simonsjy in RepoMasters, the trading card game of open source: stars, language, tier and card. ## GitHub repos by simonsjy 1 public repo by simonsjy in the catalog, most starred first. - [simonsjy/block-chain-demo · ★ 139 · Java · Prototype](https://repo.masters-masters.com/en/repos/simonsjy/block-chain-demo) ## See simonsjy on GitHub - [https://github.com/simonsjy](https://github.com/simonsjy) --- Data: GitHub