# GOBL

## Docs

- [Argentina ARCA V4](https://docs.gobl.org/addons/ar-arca-v4.md)
- [Brazil NF-e 4.00](https://docs.gobl.org/addons/br-nfe-v4.md)
- [Brazil NFS-e 1.X](https://docs.gobl.org/addons/br-nfse-v1.md)
- [Colombia DIAN UBL 2.X](https://docs.gobl.org/addons/co-dian-v2.md)
- [German XRechnung 3.X](https://docs.gobl.org/addons/de-xrechnung-v3.md)
- [German ZUGFeRD 2.X](https://docs.gobl.org/addons/de-zugferd-v2.md)
- [Spain FacturaE](https://docs.gobl.org/addons/es-facturae-v3.md)
- [Spain SII V1.x](https://docs.gobl.org/addons/es-sii-v1.md)
- [Spain TicketBAI](https://docs.gobl.org/addons/es-tbai-v1.md)
- [Spain VERI*FACTU V1](https://docs.gobl.org/addons/es-verifactu-v1.md)
- [EN 16931-1:2017](https://docs.gobl.org/addons/eu-en16931-v2017.md)
- [Chorus Pro](https://docs.gobl.org/addons/fr-choruspro-v1.md)
- [France CTC Flow 2](https://docs.gobl.org/addons/fr-ctc-flow2-v1.md)
- [French Factur-X v1](https://docs.gobl.org/addons/fr-facturx-v1.md)
- [Greece MyData v1.x](https://docs.gobl.org/addons/gr-mydata-v1.md)
- [Italy SDI FatturaPA v1.x](https://docs.gobl.org/addons/it-sdi-v1.md)
- [Italy AdE ticket v1.x](https://docs.gobl.org/addons/it-ticket-v1.md)
- [Mexican SAT CFDI v4.X](https://docs.gobl.org/addons/mx-cfdi-v4.md)
- [Overview](https://docs.gobl.org/addons/overview.md)
- [Polish KSeF FA_VAT FA(3)](https://docs.gobl.org/addons/pl-favat-v3.md)
- [Portugal SAF-T](https://docs.gobl.org/addons/pt-saft-v1.md)
- [Build a GOBL document](https://docs.gobl.org/api-reference/documents/build-a-gobl-document.md): Parses, calculates, and validates a GOBL document. Optionally wraps the result in an envelope.
- [Create a corrective document](https://docs.gobl.org/api-reference/documents/create-a-corrective-document.md): Generates a credit note, debit note, or other correction from an existing document. When the `schema` flag is set, returns the available correction options instead.
- [Replicate a document](https://docs.gobl.org/api-reference/documents/replicate-a-document.md): Creates a copy of a document with a fresh UUID and no signatures.
- [Validate a GOBL document](https://docs.gobl.org/api-reference/documents/validate-a-gobl-document.md): Validates a document without modifying it.
- [Get a JSON schema](https://docs.gobl.org/api-reference/reference/get-a-json-schema.md): Returns the JSON Schema for a GOBL type. Use the `bundle` query parameter to get a self-contained schema with all dependencies inlined.
- [Get a tax regime definition](https://docs.gobl.org/api-reference/reference/get-a-tax-regime-definition.md)
- [Get an addon definition](https://docs.gobl.org/api-reference/reference/get-an-addon-definition.md)
- [List available JSON schemas](https://docs.gobl.org/api-reference/reference/list-available-json-schemas.md)
- [List format addons](https://docs.gobl.org/api-reference/reference/list-format-addons.md)
- [List tax regimes](https://docs.gobl.org/api-reference/reference/list-tax-regimes.md)
- [Generate a signing key pair](https://docs.gobl.org/api-reference/signing/generate-a-signing-key-pair.md): Creates a new ES256 (ECDSA P-256) key pair for signing and verification.
- [Sign a GOBL document](https://docs.gobl.org/api-reference/signing/sign-a-gobl-document.md): Builds the document, wraps it in an envelope, and signs it with the provided private key.
- [Verify a signed envelope](https://docs.gobl.org/api-reference/signing/verify-a-signed-envelope.md): Checks the signature(s) on a GOBL envelope using the provided public key.
- [GOBL API](https://docs.gobl.org/api/introduction.md): Build, validate, sign, and query tax-aware business documents via REST
- [MCP Server](https://docs.gobl.org/api/mcp.md): Use GOBL with AI assistants via the Model Context Protocol
- [Connecting Europe Facility (CEF)](https://docs.gobl.org/catalogues/cef.md)
- [ISO/IEC Data Elements](https://docs.gobl.org/catalogues/iso.md)
- [Overview](https://docs.gobl.org/catalogues/overview.md)
- [UN/EDIFACT Data Elements](https://docs.gobl.org/catalogues/untdid.md)
- [GOBL Draft 0](https://docs.gobl.org/draft-0.md)
- [Action](https://docs.gobl.org/draft-0/bill/action.md)
- [Charge](https://docs.gobl.org/draft-0/bill/charge.md)
- [Condition](https://docs.gobl.org/draft-0/bill/condition.md)
- [CorrectionOptions](https://docs.gobl.org/draft-0/bill/correction_options.md)
- [Delivery](https://docs.gobl.org/draft-0/bill/delivery.md)
- [DeliveryDetails](https://docs.gobl.org/draft-0/bill/delivery_details.md)
- [Discount](https://docs.gobl.org/draft-0/bill/discount.md)
- [Invoice](https://docs.gobl.org/draft-0/bill/invoice.md)
- [Line](https://docs.gobl.org/draft-0/bill/line.md)
- [LineCharge](https://docs.gobl.org/draft-0/bill/line_charge.md)
- [LineDiscount](https://docs.gobl.org/draft-0/bill/line_discount.md)
- [Order](https://docs.gobl.org/draft-0/bill/order.md)
- [Ordering](https://docs.gobl.org/draft-0/bill/ordering.md)
- [Payment](https://docs.gobl.org/draft-0/bill/payment.md)
- [PaymentDetails](https://docs.gobl.org/draft-0/bill/payment_details.md)
- [PaymentLine](https://docs.gobl.org/draft-0/bill/payment_line.md)
- [Reason](https://docs.gobl.org/draft-0/bill/reason.md)
- [Status](https://docs.gobl.org/draft-0/bill/status.md)
- [StatusLine](https://docs.gobl.org/draft-0/bill/status_line.md)
- [SubLine](https://docs.gobl.org/draft-0/bill/sub_line.md)
- [Tax](https://docs.gobl.org/draft-0/bill/tax.md)
- [Totals](https://docs.gobl.org/draft-0/bill/totals.md)
- [Tracking](https://docs.gobl.org/draft-0/bill/tracking.md)
- [Date](https://docs.gobl.org/draft-0/cal/date.md)
- [DateTime](https://docs.gobl.org/draft-0/cal/date_time.md)
- [Period](https://docs.gobl.org/draft-0/cal/period.md)
- [Time](https://docs.gobl.org/draft-0/cal/time.md)
- [Timestamp](https://docs.gobl.org/draft-0/cal/timestamp.md)
- [Code](https://docs.gobl.org/draft-0/cbc/code.md)
- [CodeMap](https://docs.gobl.org/draft-0/cbc/code_map.md)
- [Definition](https://docs.gobl.org/draft-0/cbc/definition.md)
- [Key](https://docs.gobl.org/draft-0/cbc/key.md)
- [Meta](https://docs.gobl.org/draft-0/cbc/meta.md)
- [Source](https://docs.gobl.org/draft-0/cbc/source.md)
- [Amount](https://docs.gobl.org/draft-0/currency/amount.md)
- [Code](https://docs.gobl.org/draft-0/currency/code.md)
- [ExchangeRate](https://docs.gobl.org/draft-0/currency/exchange_rate.md)
- [Digest](https://docs.gobl.org/draft-0/dsig/digest.md)
- [Signature](https://docs.gobl.org/draft-0/dsig/signature.md)
- [Envelope](https://docs.gobl.org/draft-0/envelope.md)
- [Header](https://docs.gobl.org/draft-0/head/header.md)
- [Link](https://docs.gobl.org/draft-0/head/link.md)
- [Stamp](https://docs.gobl.org/draft-0/head/stamp.md)
- [String](https://docs.gobl.org/draft-0/i18n/string.md)
- [Code](https://docs.gobl.org/draft-0/l10n/code.md)
- [ISOCountryCode](https://docs.gobl.org/draft-0/l10n/iso_country_code.md)
- [TaxCountryCode](https://docs.gobl.org/draft-0/l10n/tax_country_code.md)
- [Message](https://docs.gobl.org/draft-0/note/message.md)
- [Amount](https://docs.gobl.org/draft-0/num/amount.md)
- [Percentage](https://docs.gobl.org/draft-0/num/percentage.md)
- [Address](https://docs.gobl.org/draft-0/org/address.md)
- [Attachment](https://docs.gobl.org/draft-0/org/attachment.md)
- [Coordinates](https://docs.gobl.org/draft-0/org/coordinates.md)
- [DocumentRef](https://docs.gobl.org/draft-0/org/document_ref.md)
- [Email](https://docs.gobl.org/draft-0/org/email.md)
- [Identity](https://docs.gobl.org/draft-0/org/identity.md)
- [Image](https://docs.gobl.org/draft-0/org/image.md)
- [Inbox](https://docs.gobl.org/draft-0/org/inbox.md)
- [Item](https://docs.gobl.org/draft-0/org/item.md)
- [Name](https://docs.gobl.org/draft-0/org/name.md)
- [Note](https://docs.gobl.org/draft-0/org/note.md)
- [Party](https://docs.gobl.org/draft-0/org/party.md)
- [Person](https://docs.gobl.org/draft-0/org/person.md)
- [Registration](https://docs.gobl.org/draft-0/org/registration.md)
- [Telephone](https://docs.gobl.org/draft-0/org/telephone.md)
- [Unit](https://docs.gobl.org/draft-0/org/unit.md)
- [Website](https://docs.gobl.org/draft-0/org/website.md)
- [Advance](https://docs.gobl.org/draft-0/pay/advance.md)
- [Card](https://docs.gobl.org/draft-0/pay/card.md)
- [CreditTransfer](https://docs.gobl.org/draft-0/pay/credit_transfer.md)
- [DirectDebit](https://docs.gobl.org/draft-0/pay/direct_debit.md)
- [DueDate](https://docs.gobl.org/draft-0/pay/due_date.md)
- [Instructions](https://docs.gobl.org/draft-0/pay/instructions.md)
- [Online](https://docs.gobl.org/draft-0/pay/online.md)
- [Terms](https://docs.gobl.org/draft-0/pay/terms.md)
- [FoodVouchers](https://docs.gobl.org/draft-0/regimes/mx/food_vouchers.md)
- [FoodVouchersEmployee](https://docs.gobl.org/draft-0/regimes/mx/food_vouchers_employee.md)
- [FoodVouchersLine](https://docs.gobl.org/draft-0/regimes/mx/food_vouchers_line.md)
- [FuelAccountBalance](https://docs.gobl.org/draft-0/regimes/mx/fuel_account_balance.md)
- [FuelAccountItem](https://docs.gobl.org/draft-0/regimes/mx/fuel_account_item.md)
- [FuelAccountLine](https://docs.gobl.org/draft-0/regimes/mx/fuel_account_line.md)
- [FuelAccountTax](https://docs.gobl.org/draft-0/regimes/mx/fuel_account_tax.md)
- [Object](https://docs.gobl.org/draft-0/schema/object.md)
- [AddonDef](https://docs.gobl.org/draft-0/tax/addon_def.md)
- [AddonList](https://docs.gobl.org/draft-0/tax/addon_list.md)
- [CatalogueDef](https://docs.gobl.org/draft-0/tax/catalogue_def.md)
- [CategoryDef](https://docs.gobl.org/draft-0/tax/category_def.md)
- [CategoryTotal](https://docs.gobl.org/draft-0/tax/category_total.md)
- [Combo](https://docs.gobl.org/draft-0/tax/combo.md)
- [CorrectionDefinition](https://docs.gobl.org/draft-0/tax/correction_definition.md)
- [CorrectionSet](https://docs.gobl.org/draft-0/tax/correction_set.md)
- [Extensions](https://docs.gobl.org/draft-0/tax/extensions.md)
- [Identity](https://docs.gobl.org/draft-0/tax/identity.md)
- [KeyDef](https://docs.gobl.org/draft-0/tax/key_def.md)
- [Note](https://docs.gobl.org/draft-0/tax/note.md)
- [RateDef](https://docs.gobl.org/draft-0/tax/rate_def.md)
- [RateTotal](https://docs.gobl.org/draft-0/tax/rate_total.md)
- [RateTotalSurcharge](https://docs.gobl.org/draft-0/tax/rate_total_surcharge.md)
- [RateValueDef](https://docs.gobl.org/draft-0/tax/rate_value_def.md)
- [RegimeCode](https://docs.gobl.org/draft-0/tax/regime_code.md)
- [RegimeDef](https://docs.gobl.org/draft-0/tax/regime_def.md)
- [Scenario](https://docs.gobl.org/draft-0/tax/scenario.md)
- [ScenarioSet](https://docs.gobl.org/draft-0/tax/scenario_set.md)
- [Set](https://docs.gobl.org/draft-0/tax/set.md)
- [TagSet](https://docs.gobl.org/draft-0/tax/tag_set.md)
- [Total](https://docs.gobl.org/draft-0/tax/total.md)
- [What is GOBL?](https://docs.gobl.org/introduction.md): Build and share global business documents with ease.
- [Canonicalization](https://docs.gobl.org/overview/canonicalization.md)
- [Components](https://docs.gobl.org/overview/components.md)
- [GOBL Inside](https://docs.gobl.org/overview/inside.md): What does the GOBL logo on a document mean?
- [Numbers](https://docs.gobl.org/overview/numbers.md): Dealing with numbers in business documents reliably.
- [Rounding](https://docs.gobl.org/overview/rounding.md)
- [Schemas](https://docs.gobl.org/overview/schemas.md)
- [Support](https://docs.gobl.org/overview/support.md)
- [Tools](https://docs.gobl.org/overview/tools.md)
- [Validation Rules](https://docs.gobl.org/overview/validation.md)
- [Versions](https://docs.gobl.org/overview/versions.md)
- [Builder](https://docs.gobl.org/quick-start/builder.md): Using the GOBL Builder to get started.
- [CLI](https://docs.gobl.org/quick-start/cli.md): Getting started with the GOBL Command Line Interface.
- [Invoices](https://docs.gobl.org/quick-start/invoices.md)
- [United Arab Emirates](https://docs.gobl.org/regimes/ae.md)
- [Argentina](https://docs.gobl.org/regimes/ar.md)
- [Austria](https://docs.gobl.org/regimes/at.md)
- [Belgium](https://docs.gobl.org/regimes/be.md)
- [Brazil](https://docs.gobl.org/regimes/br.md)
- [Canada](https://docs.gobl.org/regimes/ca.md)
- [Switzerland](https://docs.gobl.org/regimes/ch.md)
- [Colombia](https://docs.gobl.org/regimes/co.md)
- [Germany](https://docs.gobl.org/regimes/de.md)
- [Denmark](https://docs.gobl.org/regimes/dk.md)
- [Greece](https://docs.gobl.org/regimes/el.md)
- [Spain](https://docs.gobl.org/regimes/es.md)
- [France](https://docs.gobl.org/regimes/fr.md)
- [United Kingdom](https://docs.gobl.org/regimes/gb.md)
- [Ireland](https://docs.gobl.org/regimes/ie.md)
- [India](https://docs.gobl.org/regimes/in.md)
- [Italy](https://docs.gobl.org/regimes/it.md)
- [Mexico](https://docs.gobl.org/regimes/mx.md)
- [The Netherlands](https://docs.gobl.org/regimes/nl.md)
- [Overview](https://docs.gobl.org/regimes/overview.md)
- [Poland](https://docs.gobl.org/regimes/pl.md)
- [Portugal](https://docs.gobl.org/regimes/pt.md)
- [Sweden](https://docs.gobl.org/regimes/se.md)
- [Singapore](https://docs.gobl.org/regimes/sg.md)
- [United States of America](https://docs.gobl.org/regimes/us.md)
- [Invoicing](https://docs.gobl.org/use-cases/invoicing.md)

## OpenAPI Specs

- [v0](https://docs.gobl.org/openapi/v0.json)

## Optional

- [Builder](https://build.gobl.org)
- [GitHub](https://github.com/invopop/gobl)
- [Community](https://community.invopop.com/c/gobl/)