05 / FULL DOCUMENTATION
The complete reference, in one place.
Use the builder portal to understand the product. Use the full documentation when you need exact payloads, field types, RPC routes, wallet functions, transaction schemas, and protocol details.
REFERENCE LIBRARY
Open the full ITZA documentation
Browse the existing documentation index, including ITZApps, contracts, wallets, transactions, queries, BOLT, and certificates.
Platform overviewArchitecture, terms, and the developer interfaces.↗
ITZAppsHosted web applications and the JavaScript library.↗
WASM contractsContract execution, inputs, outputs, and storage.↗
RPC queriesEstimate, inspect, submit, and monitor network actions.↗
TransactionsPayload schemas and transaction lifecycle details.↗
Wallet functionsCreate, recover, sign, verify, and protect identity.↗
OFFICIAL WASM CONTRACT LIBRARIES
Download a versioned library
Use the same explicit version selected by your Builder project. Existing projects remain on their selected version until you change it.
Version 2.0.2Builder default · Epoch time remaining plus timed vesting locksDownload ZIP ↓Version 2.0.1Timed vesting wallet locksDownload ZIP ↓Version 2.0.0Scheduled-event budgets and bounded recurrenceDownload ZIP ↓
Version 1.9Named scheduled events and cancellationDownload ZIP ↓
Version 1.8Scheduled events, asset families, caller ownership, and threshold releaseDownload ZIP ↓
Version 1.7Scheduled events and named storage typesDownload ZIP ↓
Version 1.6Fiat conversion, rent prediction, POW, and SQLDownload ZIP ↓
Version 1.5POW, rent prediction, and SQLDownload ZIP ↓
Version 1.4POW tokens, rent payer, input wallet types, and SQLDownload ZIP ↓
Version 1.3SQL supportDownload ZIP ↓
Version 1.2Original production libraryDownload ZIP ↓
When a portal guide and a protocol detail differ in scope, trust the full transaction and wallet schemas for exact implementation behavior.