🇬🇧 Made in United Kingdom

Discover United Kingdom's Leading Open Source Projects: Explore top-notch open source initiatives hailing from the vibrant tech community of United Kingdom.

TOP Solidity Projects

1
willitscale/learning-solidity

willitscale/learning-solidity

The companion to the Youtube tutorials
Solidity
2,059
star
2
ExtropyIO/defi-bot

ExtropyIO/defi-bot

Tutorial for building DeFi arbitrage bots
Solidity
1,172
star
3
Arachnid/solidity-stringutils

Arachnid/solidity-stringutils

Basic string utilities for Solidity
Solidity
1,124
star
4
provable-things/ethereum-api

provable-things/ethereum-api

Provable API for Ethereum smart contracts
Solidity
802
star
5
jamesbachini/DEX-Arbitrage

jamesbachini/DEX-Arbitrage

Example arbitrage trading bot
Solidity
604
star
6
provable-things/ethereum-examples

provable-things/ethereum-examples

Code examples showing how to use the Provable API on Ethereum
Solidity
449
star
7
sablier-labs/v2-core

sablier-labs/v2-core

⏳ Core smart contracts of the Sablier V2 token distribution protocol
Solidity
290
star
8
AztecProtocol/aztec-connect-bridges

AztecProtocol/aztec-connect-bridges

Solidity
229
star
9
wighawag/clones-with-immutable-args

wighawag/clones-with-immutable-args

Solidity
193
star
10
PacktPublishing/Mastering-Blockchain-Programming-with-Solidity

PacktPublishing/Mastering-Blockchain-Programming-with-Solidity

Mastering Blockchain Programming with Solidity, published by Packt
Solidity
176
star
11
AztecProtocol/noir-starter

AztecProtocol/noir-starter

Solidity
168
star
12
willitscale/solidity-util

willitscale/solidity-util

Solidity Standard Utilities
Solidity
132
star
13
cawfree/zk-starter

cawfree/zk-starter

zero knowledge for those with zero knowledge
Solidity
102
star
14
Miyamura80/ZKMicrophone

Miyamura80/ZKMicrophone

🎙🔒 ZK Microphone: Trusted audio in the age of deepfakes 🔒🎙 Generative AI is a threat to society. It enables disinformation, manipulation, and political subversion. We've built the world's first attested microphone and used ZK-SNARKs to protect authenticity and privacy.
Solidity
89
star
15
euler-xyz/ethereum-vault-connector

euler-xyz/ethereum-vault-connector

The Ethereum Vault Connector (EVC) is a mediator between Vaults that may have borrowing functionality.
Solidity
89
star
16
PacktPublishing/Mastering-Blockchain

PacktPublishing/Mastering-Blockchain

Code repository for Mastering Blockchain uploaded by Packt
Solidity
83
star
17
jordaniza/OZ-Upgradeable-Foundry

jordaniza/OZ-Upgradeable-Foundry

Minimal Upgradeable Contract Deploy and Test with foundry
Solidity
70
star
18
JofArnold/zkp-learning-in-public

JofArnold/zkp-learning-in-public

My journey learning zero knowledge proof technologies in public! Feedback, help and contributions very much welcome
Solidity
67
star
19
DanielAbalde/NFT-On-Chain-Metadata

DanielAbalde/NFT-On-Chain-Metadata

ERC721 and ERC1155 with on-chain metadata for SVG and HTML based NFTs
Solidity
66
star
20
euler-xyz/median-oracle

euler-xyz/median-oracle

Solidity
60
star
21
wighawag/forge-exec

wighawag/forge-exec

Execute programs from forge with an open 2-way communication channel between both
Solidity
56
star
22
PacktPublishing/SolidityProgrammingEssentials

PacktPublishing/SolidityProgrammingEssentials

Solidity Programming Essentials, published by Packt
Solidity
56
star
23
euler-xyz/euler-vault-kit

euler-xyz/euler-vault-kit

Build lending vaults which connect through Ethereum Vault Connector
Solidity
56
star
24
sonnysangha/lottery-smart-contract

sonnysangha/lottery-smart-contract

Solidity
51
star
25
jamesbachini/Solidity-Snippets

jamesbachini/Solidity-Snippets

Useful Solidity Code Snippets
Solidity
46
star
26
nsinthunont/nft-royalties

nsinthunont/nft-royalties

Smart contract template to support NFTs whereby the artist gets a royalty from all future transactions of the NFT
Solidity
43
star
27
Destiner/hollander-core

Destiner/hollander-core

ERC20 token swaps via gradual dutch auctions
Solidity
43
star
28
FredCoen/nft-tutorial

FredCoen/nft-tutorial

Solidity
42
star
29
ExtropyIO/ExpertSolidityBootcamp

ExtropyIO/ExpertSolidityBootcamp

Solidity
41
star
30
PacktPublishing/Ethereum-Cookbook

PacktPublishing/Ethereum-Cookbook

Code snippets as given in Ethereum Cookbook
Solidity
40
star
31
boomyjee/cmt_smart_contract

boomyjee/cmt_smart_contract

Token emission on base of MintableToken
Solidity
40
star
32
euler-xyz/evc-playground

euler-xyz/evc-playground

A playground for the Ethereum Vault Connector (EVC)
Solidity
36
star
33
ibnzUK/NFT-Marketplace

ibnzUK/NFT-Marketplace

React, JS, Solidity application, for issue, mint, list and sell NFT (ERC-721 & ERC1155) Tokens on Ethereum Network
Solidity
35
star
34
LHerskind/ArbSwapper-v2

LHerskind/ArbSwapper-v2

Updated Arbitrage Flash Swapper using Uniswap
Solidity
34
star
35
linkpoolio/example-chainlinks

linkpoolio/example-chainlinks

Example Chainlinks for the decentralised oracle network. https://chain.link/
Solidity
34
star
36
web3j/web3j-openapi

web3j/web3j-openapi

OpenAPI compliant service generator for Solidity Smart contracts
Solidity
33
star
37
KaihuaQin/defi-mooc-lab2

KaihuaQin/defi-mooc-lab2

Solidity
33
star
38
PacktPublishing/Solidity-Programming-Essentials-Second-Edition

PacktPublishing/Solidity-Programming-Essentials-Second-Edition

Solidity Programming Essentials, Second Edition, published by Packt
Solidity
32
star
39
superfluid-finance/super-examples

superfluid-finance/super-examples

Solidity
32
star
40
alexroan/chuff

alexroan/chuff

Common Solidity contract patterns, based on OpenZeppelin's contract library, implemented in the Huff language
Solidity
31
star
41
willitscale/ethereum-adventure

willitscale/ethereum-adventure

The Ethereum Adventure Game
Solidity
29
star
42
Destiner/deployless-multicall

Destiner/deployless-multicall

Solidity
28
star
43
AztecProtocol/aztec-verifier-contracts

AztecProtocol/aztec-verifier-contracts

Solidity
28
star
44
PacktPublishing/Ethereum-Smart-Contract-Development

PacktPublishing/Ethereum-Smart-Contract-Development

Ethereum Smart Contract Development, published by Packt
Solidity
24
star
45
AztecProtocol/consolerr

AztecProtocol/consolerr

Solidity error logging
Solidity
23
star
46
jamesbachini/myVault

jamesbachini/myVault

Private vault for yield farming
Solidity
22
star
47
PacktPublishing/Mastering-Ethereum

PacktPublishing/Mastering-Ethereum

Mastering Ethereum, Published by Packt
Solidity
22
star
48
euler-xyz/evk-periphery

euler-xyz/evk-periphery

Periphery contracts for use with the Euler Vault Kit (EVK)
Solidity
22
star
49
euler-xyz/reward-streams

euler-xyz/reward-streams

Reward Streams allows permissionless rewards distribution of multiple tokens in staking and staking-free manner
Solidity
22
star
50
omni/trustless-bridge-demo

omni/trustless-bridge-demo

Solidity
21
star
51
web3j/solidity-gradle-plugin

web3j/solidity-gradle-plugin

Gradle plugin providing tasks to compile Solidity contracts.
Solidity
21
star
52
jamesbachini/Tokenomics-Boilerplate

jamesbachini/Tokenomics-Boilerplate

A tokenomics boilerplate using hardhat & solidity for governance token, Uniswap liquidity pool, buy back mechanism and staking pools
Solidity
21
star
53
jamesbachini/EthereumHacker

jamesbachini/EthereumHacker

Black Ops Ethereum Game
Solidity
21
star
54
provable-things/provable-starter-kit

provable-things/provable-starter-kit

A Provable & OpenZeppelin starter-kit for building data-rich smart-contracts!
Solidity
20
star
55
LondonBlockchainLabs/web3-fundamentals

LondonBlockchainLabs/web3-fundamentals

An onramp to the Web3 universe ✨
Solidity
20
star
56
jordaniza/assemblynaut

jordaniza/assemblynaut

Beating OpenZeppelin's Ethernaut in Pure Assembly. Masochists Only.
Solidity
20
star
57
provable-things/truffle-starter

provable-things/truffle-starter

With the Provable oracle in this Truffle box, you can create data-rich smart-contracts in seconds!
Solidity
20
star
58
sablier-labs/v2-periphery

sablier-labs/v2-periphery

🎛 Peripheral smart contracts for interacting with Sablier V2
Solidity
19
star
59
vijayengineer/V-Cred-Avalanche

vijayengineer/V-Cred-Avalanche

This project aims to bring flashloans to Avalanche blockchain. The core concept V-Cred is the design pattern of having two
Solidity
18
star
60
jamesbachini/Memecoin

jamesbachini/Memecoin

Create Your Own Memecoin With Solidity and Uniswap
Solidity
17
star
61
wighawag/erc721-lease

wighawag/erc721-lease

A contract to manage lease of NFT
Solidity
16
star
62
domhaobaobao/gallery

domhaobaobao/gallery

A digital art gallery on Ethereum inspired by SuperRare
Solidity
16
star
63
sablier-labs/v1-smooth-contracts

sablier-labs/v1-smooth-contracts

Bare-bones implementation of the Sablier protocol
Solidity
15
star
64
euler-xyz/fee-flow

euler-xyz/fee-flow

Efficient, decentralised and MEV resistant mechanism to convert fee assets to a single token.
Solidity
15
star
65
sablier-labs/examples

sablier-labs/examples

Example integrations with Sablier
Solidity
14
star
66
euler-xyz/euler-price-oracle

euler-xyz/euler-price-oracle

Euler Price Oracles, a library of immutable oracle adapters and components
Solidity
14
star
67
superfluid-finance/custom-supertokens

superfluid-finance/custom-supertokens

Solidity
12
star
68
YourNewEmpire/Hardhat-OpenSea-ERC721

YourNewEmpire/Hardhat-OpenSea-ERC721

Quick repo for opensea erc721 nfts from hardhat
Solidity
12
star
69
Miyamura80/SuperParallel

Miyamura80/SuperParallel

♨️ Highest Throughput EVM L2 PoC, ThreadSafe Execution ♨️
Solidity
12
star
70
omni/cryptokitties-xdai-demo

omni/cryptokitties-xdai-demo

Cut version of cryptokitties contracts for demonstration of Ethereum Mainnet to xDai bridge
Solidity
12
star
71
UHive/Uhive_Token_V2

UHive/Uhive_Token_V2

This is V2 of Uhive’s very own digital currency. The tokens are built on the Ethereum blockchain and will soon be used to power transactions across the network. You’ll be able to purchase goods and services using your tokens inside Uhive.
Solidity
12
star
72
latticexyz/persona

latticexyz/persona

programmable on-chain identity primitive protocol
Solidity
12
star
73
jTanG0506/smart-contract-engineer

jTanG0506/smart-contract-engineer

🦄 Solutions for smartcontract.engineer
Solidity
12
star
74
jamesbachini/masterchef

jamesbachini/masterchef

Updated version of the sushi masterchef contract
Solidity
11
star
75
wighawag/transfer-gateway

wighawag/transfer-gateway

Solidity
11
star
76
AztecProtocol/rollup-encoder

AztecProtocol/rollup-encoder

I'm encoooderrrring
Solidity
11
star
77
euler-xyz/euler-encode-workshop

euler-xyz/euler-encode-workshop

Solidity
11
star
78
PacktPublishing/Ethereum-Game-Development-Projects

PacktPublishing/Ethereum-Game-Development-Projects

Solidity
11
star
79
0xBlueshiftLabs/Ronin

0xBlueshiftLabs/Ronin

NFT project with 'breeding' aspect, and ERC20 token rewards accumulated through ERC721 token ownership. Akin to CyberKongz.
Solidity
11
star
80
0xBlueshiftLabs/Token-Weighted-Governance-Security-Exploit-Using-AAVE-Flash-Loans

0xBlueshiftLabs/Token-Weighted-Governance-Security-Exploit-Using-AAVE-Flash-Loans

Exploitation of security vulnerabilities found in poorly designed token-weighted governance protocols, using AAVE flash loans to gain unfair voting power.
Solidity
11
star
81
jamesbachini/Uniswap-v4-Tests

jamesbachini/Uniswap-v4-Tests

A test suite for working with Uniswap v4 Hooks
Solidity
10
star
82
wighawag/hardhat-deploy-test-uniswap

wighawag/hardhat-deploy-test-uniswap

Solidity
10
star
83
vijayengineer/V-CRED-SHORT

vijayengineer/V-CRED-SHORT

Deploying flashloans for instant leveraged trading in Aave, 1inch
Solidity
10
star
84
CJ42/LUKSO-Hardhat-template

CJ42/LUKSO-Hardhat-template

Solidity
10
star
85
bitpopulous/Populous-DeFi-protocol

bitpopulous/Populous-DeFi-protocol

Populous DeFi protocol
Solidity
10
star
86
YourNewEmpire/Hardhat-Opensea-Boilerplate

YourNewEmpire/Hardhat-Opensea-Boilerplate

Hardhat setup for both ERC-1155 and ERC-721 on Polygon and Opensea. Cloned from my older ERC-721 boilerplate
Solidity
10
star
87
artem-bayandin/blockchain-samples

artem-bayandin/blockchain-samples

Samples of Solidity code: a) Raffle game; b) Upgradeable On-chain NFT; c) Twitter+Forum (with proxies and clones)
Solidity
10
star
88
mohammed-shameem/nft-dapp

mohammed-shameem/nft-dapp

NFT Marketplace contract
Solidity
10
star
89
409H/fundraise

409H/fundraise

Solidity
10
star
90
N-NeelPatel/Fund-Me-Brownie

N-NeelPatel/Fund-Me-Brownie

A simple fund me project
Solidity
9
star
91
N-NeelPatel/eth-smart-contracts

N-NeelPatel/eth-smart-contracts

smart contracts
Solidity
9
star
92
jamesbachini/LayerZero-Example

jamesbachini/LayerZero-Example

A simple test passing a string between Goerli and Optimism Goerli using LayerZero
Solidity
9
star
93
mcevoyinit/flashbots-uniswap

mcevoyinit/flashbots-uniswap

Solidity
9
star
94
EbenKouao/uniswap-foundry

EbenKouao/uniswap-foundry

Solidity
9
star
95
paritytech/ethereum-xcm-v3

paritytech/ethereum-xcm-v3

Solidity
9
star
96
vietlq/ens-namex

vietlq/ens-namex

ENS domain exchange
Solidity
9
star
97
swashapp/token

swashapp/token

Solidity
9
star
98
bernatfp/slugs-protocol

bernatfp/slugs-protocol

An onchain URL shortener
Solidity
9
star
99
marginswap/marginswap-core

marginswap/marginswap-core

Core contracts for marginswap functionality
Solidity
9
star
100
provable-things/hack-ethams-hexagons-protocol

provable-things/hack-ethams-hexagons-protocol

Solidity
9
star