indexed-sparse-merkle-tree 
 Sparse data storage
 An implementation of a data structure for efficiently storing and verifying large amounts of sparse data in a decentralized environment.
A dapptools-ready and gas-optimized implementation of a sparse merkle tree in Solidity.
95 stars
 2 watching
 8 forks
 
Language: Solidity 
last commit: almost 3 years ago 
Linked from   1 awesome list  
  ethereumgas-optimizationmerkle-treemerkletreesoliditysparse-merkle-tree 
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