Collection

The Avsa Collection

Every contract deployed by Alex Van de Sande, Ethereum Foundation

Alex Van de Sande (avsa) was a prominent Ethereum Foundation designer and developer who deployed numerous early smart contracts. This collection gathers every contract in the archive attributed to his deployer address.

Deployer0xd1220a0cf47c7b...f429762e7b9adb

60contracts

51of 60 documented

20verified

FrontierHomesteadDAO ForkSpurious Dragon

ýÞ

Frontier

0x15c81792...087bf427October 22, 2015

Association (Mist D.A.O.)

Frontier

A token-weighted governance contract deployed by Avsa on Dec 3, 2015, using MistCoin as voting shares. 0.1 ETH remains locked after 10 years.

0x8d554c6c...87d9b8dcDecember 3, 2015

Congress

Frontier

Alex Van de Sande's Congress DAO from Dec 28, 2015: on-chain voting with member registry (mapping) and configurable quorum.

0xb3d47f98...4d7c6c0cDecember 28, 2015

Congress

Frontier

Alex Van de Sande's Congress DAO from Dec 28, 2015: on-chain voting system for proposals with configurable quorum and majority threshold.

0x7f6b463d...d303f101December 28, 2015

Congress

Frontier

Alex Van de Sande's Congress DAO from Dec 28, 2015: on-chain voting system for proposals with configurable quorum and majority threshold.

0x1e5cbbfe...edb7ff63December 28, 2015

0xe8e80dd98a...8e004ed2da

Frontier

0xe8e80dd9...004ed2daDecember 28, 2015

Doge-ETH Bounty DAO

Frontier

The Doge-Ethereum Bounty DAO created by avsa on Dec 28, 2015. Funded over 5,400 ETH in bridge development, holds 50,000 MistCoin. Active 2015-2021.

0xdbf03b40...ddc8c6fbDecember 28, 2015

Unicorns (🦄) token by avsa — 1830B variant A. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0x1a3970be...8add1076February 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1830B variant A. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0x59a273f7...295c6786February 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1830B variant A. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0x1f750472...cb647f30February 11, 2016

0x66c5bc4763...77094e30bb

Frontier

0x66c5bc47...094e30bbFebruary 11, 2016

FoundationTipJar

Frontier

An early Ethereum smart contract that enabled direct, on-chain donations to the Ethereum Foundation and issued the original Unicorn token.

0xfb691609...37c5d359February 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1830B variant B. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0x8cb1f47b...2f74105bFebruary 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1830B variant B. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0x41a7820c...a12dd790February 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1830B variant B. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0x6bbfe039...48e840e6February 11, 2016

Unicorns

Frontier

A Democracy DAO governance contract deployed by Ethereum Foundation UX Lead Alex Van de Sande (avsa) on February 11, 2016, implementing the tutorial contract fr

0xa8c94f66...b5493511February 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1802B variant. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0xe3690558...39c9c124February 11, 2016

Unicorns

Frontier

Unicorns (🦄) token by avsa — 1802B variant. Source recovered by bytecode analysis, verified on Etherscan and Sourcify.

0xab15f08d...942d05ecFebruary 11, 2016

Unicorns

Frontier

A second Democracy DAO governance contract deployed by Alex Van de Sande (avsa) on February 11, 2016, eight minutes after a nearly identical deployment, as part

0x286ca3a0...c3bb9dfeFebruary 11, 2016

Unicorns

Frontier

Rare “Unicorn” token awarded for donating 2.014 ETH to the Ethereum Foundation Tip Jar in 2016.

0x89205a3a...8b2c43e7February 11, 2016

holon

Frontier

Bitnation Holon DAO deployed by avsa on Feb 17, 2016. First proposal contract for the Bitnation DAO seed, with membership ranks and voting.

0x5aaeb605...ef1beaedFebruary 17, 2016

Ƀitnation Shares

Frontier

Bitnation Shares token deployed by avsa on Feb 17, 2016 during Bitnation migration to Ethereum.

0xedb37809...2a98f144February 17, 2016

MeatConversionCalculator

Homestead

0x4ab274fc...81fa54d2March 24, 2016

Unicorn Meat

Homestead

A historic 2016 memecoin created by Alex Van de Sande of the Ethereum Foundation to pioneer token swaps and upgrades.

0xed6ac8de...32ddef9aMarch 25, 2016

Unicorn Meat Grinder Association

Homestead

Token-weighted DAO from Alex Van de Sande's 2016 'Meat Grinder' demo: Unicorn holders submit/vote on proposals (vote weight = balance × sqrt(value + gas × gaspr

0xc7e9ddd5...9beeaa32March 25, 2016