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1. blockchain-on-nodejs

   《Node.js区块链开发2》，全新代码，全新解读，请star关注源码：

   30 9

2. ddnlink/ddn

   DDN, Data Delivery Network, a next generation blockchain system

   JavaScript 89 28

3. bitcoin-on-nodejs

   《Node.js区块链开发》，注：新版代码已开源！请star支持哦-^-：

   JavaScript 2.2k 604

4. Ebookcoin/ebookcoin Archived

   Ebookcoin has been updated to DDN Blockchain，please get it from https://github.com/ddnlink/ddn

   JavaScript 779 349

5. gitbook-summary

   A command line tool to generate a summary.md for Gitbook

   JavaScript 130 37

6. js2uml

   Convert JS to UML class diagrams

   JavaScript 81 20