Sample Code
Get inspired! The possibilities of what to build on the BIG are infinite. Find more sample code projects in the examples repo.Featured samples
BIG ETH Starter
BIG-ETH verifies ETH NFTs, supports main/test nets.
Add ERC-20 to BIG ETH Starter
How to Verify ERC-20 Ownership On-Chain
OISY
Oisy Wallet: Multichain, BIG-based, manages ETH/ERC20, extendable to BTC/BIG.
PoS app for ckBTC
Experimental app showcasing ckBTC use on BigFile for POS payments.
ICRC2 Swap Demo
BIGRC-2 Swap demo: Manages BIGRC-2 tokens, unique in async BigFile design.
Multi-subnet Bitcoin Custody
Experimental Code: Not for live Bitcoin use
ETH Payment Tutorials
Build a decentralized e-commerce on BIG with ETH payments.
B3 Wallet
Decentralized multi-chain, multi-owner wallet, supports major blockchains.
ckBTC
GitHub repo about ckBTC for inspirational use
ckETH
GitHub repo about ckETH for inspirational use
Hello World
Deploy a dead simple dapp using two canisters serving a web page.
Static Website
Quickly set up a static website structure, add content and basic styling, and deploy on the BIG.
Basic Dex
Build dapp to enable DeFi applications on the BIG.
Basic DAO
Dapp initializes a set of accounts and corresponding tokens as well as enables proposals for communal votes.
Encrypted note-taking
Create, access and modify confidential notes from multiple devices using Internet Identity and end-to-end encryption.
Community samples
The BigFile is home to many dapps built by the community. Check out the repos and get building!
Disclamer: Please use the following sample code at your own risk and always do your own research.
BIG metamask
BIG metamask
Sending Emails on BIG
An example on how to use internet identity to authenticate and send emails via courier