Circle Internet Financial, LLC.

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75 repositories

w3s-programmable-wallets-test-server
Public
JavaScript
•
Apache License 2.0
•11•14•0•4•Updated Mar 6, 2026Mar 6, 2026
starknet-cctp
Public
Official repository for Starknet smart contracts used by the Cross-Chain Transfer Protocol
Cairo
•
Apache License 2.0
•5•0•0•4•Updated Mar 6, 2026Mar 6, 2026
circle-cctp-crosschain-transfer
Public
This sample application demonstrates Cross-Chain Transfer Protocol (CCTP) step-by-step capabilities on testnet networks.
TypeScript
•
Apache License 2.0
•17•12•1•12•Updated Mar 6, 2026Mar 6, 2026
w3s-react-native-sample-app-wallets
Public
Explore React Native mobile sample applications to learn and understand the capabilities of Circle's Web3 Services. This sample application provides a practical…
web3
web3
TypeScript
•
Apache License 2.0
•9•15•0•11•Updated Mar 6, 2026Mar 6, 2026
malachite
Public
Flexible BFT consensus engine in Rust
rust consensus bft
rust consensus bft tendermint malachite-engine
Rust
•
Apache License 2.0
•117•392•71•14•Updated Mar 6, 2026Mar 6, 2026
w3s-ios-sdk
Public
Objective-C
•
Apache License 2.0
•9•12•2•2•Updated Mar 6, 2026Mar 6, 2026
circle-bridge-kit-transfer
Public
A sample application that demonstrates how to use Bridge Kit to make cross chain USDC transfers with a wallet connect experience.
TypeScript
•
Apache License 2.0
•6•3•0•7•Updated Mar 4, 2026Mar 4, 2026
arc-multichain-wallet
Public
This sample app emonstrates how developers can build the best USDC interoperability UX for wallets using Arc and Gateway.
TypeScript
•
Apache License 2.0
•11•11•1•4•Updated Mar 4, 2026Mar 4, 2026
arc-commerce
Public
This sample app demonstrates how to integrate USDC as a payment method for purchasing credits on Arc.
TypeScript
•
Apache License 2.0
•12•17•0•6•Updated Mar 4, 2026Mar 4, 2026
w3s-react-native-sdk
Public
The Circle React Native SDK enables your mobile application to provide user-controlled programmable wallets. By integrating this SDK, your users can securely in…
web3
web3
Swift
•
Apache License 2.0
•10•10•4•4•Updated Mar 4, 2026Mar 4, 2026
hyperevm-circle-contracts
Public
Repository for all HyperEVM contracts developed by Circle
Solidity
•
Apache License 2.0
•4•8•0•3•Updated Mar 1, 2026Mar 1, 2026
w3s-pw-web-sdk
Public
web3
web3
TypeScript
•
Other
•23•15•7•7•Updated Mar 1, 2026Mar 1, 2026
dependency-review-action
Public
A GitHub Action for detecting vulnerable dependencies and invalid licenses in your PRs
github-actions
github-actions
TypeScript
•
MIT License
•161•3•0•8•Updated Mar 1, 2026Mar 1, 2026
terraform-provider-quicknode
Public
Terraform Provider for Quicknode
terraform terraform-provider quicknode
terraform terraform-provider quicknode
Go
•
Apache License 2.0
•8•1•0•5•Updated Feb 25, 2026Feb 25, 2026
cctp-go
Public
Go bindings and CLI for CCTP
Go
•
GNU Lesser General Public License v3.0
•1•1•0•0•Updated Feb 24, 2026Feb 24, 2026
solana-gateway-contracts
Public
Official repository for all Solana smart contracts used by Circle Gateway
TypeScript
•
Apache License 2.0
•3•1•0•1•Updated Feb 22, 2026Feb 22, 2026
chainmail
Public
Chainmail: authenticated email using the blockchain.
research email pgp
research email pgp phishing
Python
•
Apache License 2.0
•7•6•0•14•Updated Feb 20, 2026Feb 20, 2026
malaketh-turbo
Public
malachite-engine
malachite-engine
Rust
•
Apache License 2.0
•14•22•0•10•Updated Feb 20, 2026Feb 20, 2026
stablecoin-near
Public
Repository for Circle stablecoins on NEAR
Rust
•
Apache License 2.0
•7•5•0•6•Updated Feb 20, 2026Feb 20, 2026
evm-xreserve-contracts
Public
Official repository for all EVM-compatible smart contracts used by Circle XReserve
Solidity
•
Apache License 2.0
•7•1•0•4•Updated Feb 19, 2026Feb 19, 2026
stablecoin-evm
Public
Source repository for smart contracts used by Circle's stablecoins on EVM-compatible blockchains
JavaScript
•
Apache License 2.0
•532•730•21•125•Updated Feb 17, 2026Feb 17, 2026
aptos-cctp
Public
Official repository for Aptos smart contracts used by the Cross-Chain Transfer Protocol
Move
•10•7•2•12•Updated Feb 11, 2026Feb 11, 2026
circle-nodejs-sdk
Public
Node.js SDK for Circle API
nodejs sdk
nodejs sdk
TypeScript
•
Apache License 2.0
•33•32•2•4•Updated Feb 11, 2026Feb 11, 2026
modularwallets-web-sdk
Public
web3
web3
TypeScript
•
Apache License 2.0
•19•17•0•2•Updated Feb 9, 2026Feb 9, 2026
malachite-mempool
Public
Malachite mempool implementation for efficient transaction management in consensus systems
malachite-engine
malachite-engine
Rust
•
Apache License 2.0
•8•2•1•4•Updated Feb 5, 2026Feb 5, 2026
evm-cctp-contracts
Public
Official repository for all EVM-compatible smart contracts used by the Cross-Chain Transfer Protocol
Solidity
•
Apache License 2.0
•121•195•6•31•Updated Feb 5, 2026Feb 5, 2026
txt2txn-web
Public
Frontend repo for the TXT2TXN Circle Research x Berkeley project on AI and Intents.
TypeScript
•
MIT License
•4•8•1•11•Updated Jan 29, 2026Jan 29, 2026
payments-sample-app
Public
Vue
•
Apache License 2.0
•27•14•9•10•Updated Jan 29, 2026Jan 29, 2026
evm-cpn-contracts
Public
Official repository for all EVM-compatible smart contracts used by the Circle Payments Network
blockchain payments evm
blockchain payments evm smart-contract usdc
Solidity
•
Apache License 2.0
•1•1•0•4•Updated Jan 23, 2026Jan 23, 2026
evm-gateway-contracts
Public
Official repository for all EVM-compatible smart contracts used by Circle Gateway
Solidity
•
Apache License 2.0
•16•8•0•6•Updated Jan 23, 2026Jan 23, 2026