template · Solidity + Markdown · 9 KB
ERC-4337 paymaster starter
Gasless UX · ERC-4337 paymaster contract + bundler integration template. Compatible with Arbitrum, Base, Optimism, Polygon. MIT.
formatSolidity + Markdownsize9 KBserviceBlockchain & smart contracts
description
Complete paymaster template for ERC-4337 · ERC-20-paid gas, whitelist, spending limits, rate-limits. With Biconomy / Alchemy bundler integration examples.
Blockchain & smart contracts →what's inside05 / items
- 01Paymaster contract (Solidity 0.8.26)
- 02ERC-20 gas payment with token whitelist
- 03User spending limit + rate limit enforcement
- 04Biconomy + Alchemy bundler integration
- 05Foundry invariant test suite
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