Token Contracts

The DAO was a decentralized autonomous organization and investor-directed venture capital fund built on Ethereum by Slock.it. Its April 2016 crowdsale raised ov

Standard Token 0.1 template with approveAndCall and correct transferFrom. One of 103 identical deployments.

The first Ethereum token to implement an on-chain, increasing-difficulty hash-based minting mechanism.

A mineable subcurrency where claimMiningReward() mints 1 token to block.coinbase once per block. Deployed Jun 16 2016.

Standard Token 0.1 template with approveAndCall. Compiled with soljson (emscripten) instead of native C++. One of 82 identical deployments.

An early on-chain corporation contract by cryptonomica.net, representing company shares as ERC-20 tokens with embedded voting — deployed hours before the DAO ha

An ERC-20 token used as a transferable karma unit for voting within a decentralized Reddit-like contract.

An Ethereum smart contract that enables on-chain publishing and token-gated upvoting of posts.

An infinite-supply ERC-20-compatible token where every transfer mints a hug. Deployed August 23, 2016 by Jon Romero as a social experiment and Ethereum tutorial

FirstBlood (1ST) was an ERC-20 token for a decentralized esports tournament platform. Its September 2016 crowdsale was notable for selling out rapidly, making i

SingularDTV Fund contract — treasury and workshop management component of the SingularDTV decentralized entertainment platform (October 2016).

The SNGLS token for SingularDTV, an Ethereum-based entertainment production and distribution platform that raised $7.5 million in its October 2016 token launch

Possibly deployed by Vitalik Buterin (or somebody close to them)

An Ethereum fund token from the AIRA (Autonomous Intelligent Robot Agency) project, deployed in October 2016 as part of an early robot economy DAO ecosystem.

Token created by Gavin Wood (Ethereum co-founder), with a buyin/refund Dutch auction mechanism. ABI matches the official gavofyork/gavcoin GitHub repository.

The ICN token for ICONOMI, a Slovenian decentralized crypto fund management platform that raised $10.5M in its 2016 ICO — the third-largest crowdsale in Ethereu

Golem Network Token (GNT) — the crowdfunding and utility token for the Golem decentralized computing network. Its November 2016 crowdsale raised 820,000 ETH (~$

An ERC-20 token deployed by Piper Merriam for Devcon2 attendees that served as an early on-chain proof of attendance.

The first major decentralized exchange on Ethereum, deployed February 9, 2017. Used off-chain signed orders with on-chain settlement to enable trustless ERC-20

ERC-20 token sweeper for exchange deposit addresses. Owner-only sweep of any token balance. Compiled with Solidity 0.4.9.

ERC-20 token forwarder for exchange deposit addresses. Single function: owner-only transferToken with typed ERC20 call and TokenTransfer event.

The original MoonCatRescue smart contract that enabled the on-chain discovery and ownership of MoonCats on Ethereum.

RARE Pepe collectible card token (Series 2). Factory-deployed by the Peperium platform with transfer events and an admin toggle.

CryptoCats pre-launch test contract (Nov 2017). The first version to introduce cat names and the allInitialOwnersAssigned() initialization pattern.