2. TekuJava Implementation of the Ethereum 2.0 Beacon Chain
3. MahutaIPFS Storage service with search capability
4. Anonymous ZetherA private payment system for Ethereum-based blockchains, with no trusted setup.
6. PlcrvotingPartial Lock Commit Reveal Voting System that utilizes ERC20 Tokens
7. Defi ScoreDeFi Score: An open framework for evaluating DeFi protocols
9. TesseraTessera - Enterprise Implementation of Quorum's transaction manager
10. MythrilSecurity analysis tool for EVM bytecode. Supports smart contracts built for Ethereum, Hedera, Quorum, Vechain, Roostock, Tron and other EVM-compatible blockchains.
11. IceboxLightwallet-powered cold storage solution
18. Gurvygurvy implements Elliptic Curve Cryptography (+Pairing) for BLS12-381, BLS12-377, BW6-761, and BN256. Originally developed (and used) by gnark
22. HandelMulti-Signature Aggregation in a Large Byzantine Committees
23. Mythx PlaygroundExercises to go along with smart contract security workshops by MythX and ConsenSys Diligence
24. StormCluster deployment and cloud management tool with docker-machine
27. CakeshopAn integrated development environment and SDK for Ethereum-like ledgers
29. QuorumA permissioned implementation of Ethereum supporting data privacy
32. Abi DecoderNodejs and Javascript library for decoding data params and events from ethereum transactions
33. Gnarkgnark is a fast, open-source library for zero-knowledge proof protocols written in Go
34. SuryaA set of utilities for exploring Solidity contracts
36. goffgoff (go finite field) is a unix-like tool that generates fast field arithmetic in Go.
42. quorum.jsQuorum.js is an extension to web3.js providing support for JP Morgan's Quorum API
47. wittgensteinSimulator for some PoS or consensus algorithms. Includes dfinity, casper IMD and others
50. zslboxZSLBox offers some grpc endpoints to generate and verify proofs "à la ZCash": shielding, unshielding and shielded transfers.