Smart Contract Catalog

Token (fungible)

A hardened fungible-v2 + fungible-xchain-v1 token: coin-pattern guard enforcement, governed mint, reserved-name protection, cross-chain step semantics.

Version: 0.2.0

Status: Self-reviewed

Repository

Token (fixed supply)

A frozen, non-upgradeable fungible-v2 token: one-shot exact-distribution mint, self-burn only, no admin surface — immutability as the product.

Version: 1.0.0

Status: Self-reviewed

Repository

Token (fixed supply + advisory governance)

The fixed-supply token plus advisory live-vote governance: vote weight = current balance, balance decreases release recorded votes, permanent on-chain tallies — votes execute nothing.

Version: 1.0.0

Status: Self-reviewed

Repository

Gas Station

Drain-defended gas sponsorship: bounds and accounting against actual chain gas, never signer-supplied values, with a per-user on-chain allowlist.

Version: 1.0.0

Status: Self-reviewed

Repository

Multisig Treasury

M-of-N treasury: KDA in a capability-guarded vault, asynchronous propose/approve/execute, rotation that revokes stale approvals.

Version: 1.0.0

Status: Self-reviewed

Repository

Vesting

Cliff + linear vesting, escrowed upfront: the beneficiary never depends on the funder’s solvency; revoke returns only the unvested part.

Version: 1.0.0

Status: Self-reviewed

Repository

DAO Voting

Membership voting with quorum and threshold: per-proposal snapshot of the passage bar, rotation revokes a compromised member’s in-flight votes.

Version: 1.0.0

Status: Self-reviewed

Repository

Oracle Feed

Median data/price feed with fail-closed consumption: chain-assigned timestamps, staleness windows, publisher rotation as instant revocation.

Version: 1.0.0

Status: Self-reviewed

Repository

Property Lease

Rental rails: escrowed deposit, rent buckets with a revenue split, party-authenticated notice, vault conservation across every mutating path.

Version: 1.0.0

Status: Self-reviewed

Repository

Royalty Sale (NFT marketplace)

A conservation-checked NFT marketplace: 1-of-1 tokens with immutable creator royalties, state-bound listing economics, one atomic settlement. Reference implementation of the Kadena NFT interface standard.

Version: 1.0.0

Status: Self-reviewed

Repository

Hello World

The minimal starter: module shape, governance, and a real test suite.

Version: 1.0.0

Status: Self-reviewed

Repository