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Top 23 Solidity Blockchain Projects
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Project mention: Vitalik Pushes for Higher L1 Gas Limits, KRNL & Sig’s Secure Cross-Chain Bridge, On-Chain Identifiers for Chain Abstraction | dev.to | 2025-02-20
Etherspot has announced that its comprehensive account abstraction infrastructure is now compatible with Celo, offering developers a more accessible and intuitive way to build decentralized applications.
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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pos-portal
Smart contracts that powers the PoS (proof-of-stake) based bridge mechanism for Matic Network
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web3-defi-honeypot-and-slippage-checker
Cross-chain deployed Smart-contract to detect Honeypot and Slippage for DeFi tokens.
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Aave-FlashLoan-using-solidity
This contains all the code to execute a successful flash-loan on the Kovan test-net of Ethereum. Flash-loan will be taken from the aave lending pool where will will take 1 DAI as a flash-loan, please keep in mind that you can take very huge flash-loans but make sure you have topped-up enough DAI in to your smart contract i.e. in this instance to pay back to the aave lending protocol as the fees and interest generated over this complex transaction.
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zkay
zkay is a programming language which enables automatic compilation of intuitive data privacy specifications to Ethereum smart contracts leveraging (homomorphic) encryption and non-interactive zero-knowledge (NIZK) proofs. This repository provides a toolchain for compiling, deploying and using zkay contracts. ZeeStar is also the upgraded version of zkay.
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midas
EVM-compatible Smart Contract bot which performs DEX arbitrage via Aave & dYdX Flash Loans (by pmuens)
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layer2-finance-contracts
Contracts for the Layer 2 Finance DeFi aggregator, powered by optimistic rollup.
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contracts
Inside the CryptoKitties, MoonCats & Friends Blockchain Contracts / Services incl. Wrapped CryptoKitties (WCK, WG0, WVG0), Wrapped MoonCatsRescue (WMCR) (by cryptocopycats)
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awesome-solidity
Awesome Solidity (Contract) Programming Language & Tools - Incl. Weekly Updates (by openblockchains)
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bep-20-templates
Solidity v0.8^ smart contract templates for BEP20 compliant tokens to be deployed to the Binance Smart Chain (BSC) blockchains
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contracts
Converts the informal ownership structure of an open-source git project to a formal DAO, with token distribution mechanisms for contributors. (by git-consensus)
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NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
Solidity Blockchain discussion
Solidity Blockchain related posts
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Vitalik Pushes for Higher L1 Gas Limits, KRNL & Sig’s Secure Cross-Chain Bridge, On-Chain Identifiers for Chain Abstraction
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Etherspot Brings Powerful Account Abstraction Infrastructure to Celo Developers
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Authenticate Ghost Subscribers Through API
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Daily General Discussion - March 25, 2023
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Where are some of the best places to learn about Smart Contracts?
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Arbitrum and Optimism: Two protocols control 80% of all Ethereum Layer 2 TVL
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Sending Crypto from my CB wallet to my Loopringwallet Question…
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A note from our sponsor - SaaSHub
www.saashub.com | 18 May 2025
Index
What are some of the best open-source Blockchain projects in Solidity? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | celo-monorepo | 724 |
| 2 | protocol | 445 |
| 3 | pos-portal | 390 |
| 4 | protocols | 333 |
| 5 | lockup | 329 |
| 6 | opml | 307 |
| 7 | contractV2 | 165 |
| 8 | web3-defi-honeypot-and-slippage-checker | 131 |
| 9 | Aave-FlashLoan-using-solidity | 123 |
| 10 | samples | 103 |
| 11 | learning-solidity-2018 | 95 |
| 12 | OB_ReturnCabin | 93 |
| 13 | zkay | 83 |
| 14 | Tutorials | 69 |
| 15 | xapp-starter | 61 |
| 16 | midas | 58 |
| 17 | layer2-finance-contracts | 52 |
| 18 | Flash-Loan-Arbitrage | 25 |
| 19 | contracts | 21 |
| 20 | awesome-solidity | 21 |
| 21 | bep-20-templates | 14 |
| 22 | contracts | 11 |
| 23 | ADAGs | 11 |
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