You can access the ARD Catalog Validator programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

$echo '{
<  "catalog": {
<    "specVersion": "1.0",
<    "entries": [
<      {
<        "identifier": "urn:air:example.com:tools:weather",
<        "displayName": "Weather",
<        "type": "application/json",
<        "url": "https://example.com/weather"
<      }
<    ]
<  }
<}' |
<apify call vincesoft/ard-catalog-validator --silent --output-dataset

ARD Catalog Validator API through CLI

The Apify CLI is the official tool that allows you to use ARD Catalog Validator locally, providing convenience functions and automatic retries on errors.

Install Apify CLI

Using installation script (macOS/Linux):

$curl -fsSL https://apify.com/install-cli.sh | bash

Using installation script (Windows):

$irm https://apify.com/install-cli.ps1 | iex

Using Homebrew:

$brew install apify-cli

Using npm:

$npm install -g apify-cli

Other API clients include:

ARD Catalog Validator API in Python

ARD Catalog Validator API in JavaScript

ARD Catalog Validator OpenAPI definition

ARD Catalog Validator API

ARD Catalog Resolver

vincesoft/ard-catalog-resolver

Resolve and normalize the Agentic Resource Discovery catalog for a domain, including validation, nested catalogs, provenance, and machine-readable errors.

VinceSoft

Public JSON to CSV Feed

convenient_yarn/public-json-to-csv-feed

Flatten inline JSON or public HTTPS JSON into Excel-safe CSV with stable export URLs for automation workflows.

Travis Berman

Product Catalog API

vivid_astronaut/product-catalog

BRAINIALL Team

Function Call JSON Repair

junipr/function-call-json-repair

Repair malformed JSON function-call arguments and tool outputs using safe deterministic fixes, validate against schemas, and emit repair diagnostics with before/after records.

junipr

Agent Interface Discovery

vincesoft/agent-interface-discovery

Discover domain-owned ARD, A2A, OpenAPI, MCP, WebMCP, x402, and llms.txt evidence without registries, browsers, or guessed action endpoints.

VinceSoft

Json Validator API

vivid_astronaut/json-validator

BRAINIALL Team

Repair Bench v2

zentrafoundry/actor-repair-bench-v2

Review an Actor repair query and return the affected entity and detected signal type with source references.

Zentra

Data Gov Catalog Scraper

quarterly_jingo/data-gov-catalog-scraper

Petey Boy

LLM Output Validator: JSON Schema + Repair Hints

codeclouds/llm-output-validator

Validate LLM/tool-call JSON output against a JSON Schema (draft-07 or 2020-12) — get machine-readable error paths, concrete repair hints per error, and optional deterministic normalization/repair.

Dennis

JSON Repair, Normalize & Schema Checker

westerly_palisade/json-medic-by-dravara

Conservatively repair JSON or JSONL, normalize keys, coerce safe primitives, and validate type, required, properties, and items. Returns repair notes and optional JSON Patch; input stays model-free.