API Access Plans
About Webb-Site

We are the successor of David Webb, continuing his mission to promote transparency and accountability in corporate and economic governance. This program is the legacy of David Webb. We cloned the Webb-site in honor of David Webb's invaluable contributions to public discourse and economic governance.

Personal Use

Free forever plan for personal use with full API access.

$0

/ forever

  • Full API Access
  • All Data Endpoints
  • Real-time Data Updates
  • Community Support
  • Unlimited API Calls
  • Email Sign Up Required
Commercial Use

Free for commercial use upon request. Contact us to get started.

$0

/ upon request

  • All Personal Features
  • Commercial License
  • Priority Support
  • Custom Integration Help
  • Unlimited API Calls
  • Request Required
API Features
  • CCASS data endpoints
  • Listing trend data
Data & Security
  • Secure API authentication
  • Historical data access
Documentation
  • Comprehensive API docs
  • Code examples & tutorials
  • Community resources
API Documentation

Explore our available API endpoints. All endpoints require authentication. Click on each endpoint to view details.

POST https://api-562.linuxgrp.com/ccass/big-change

Retrieve CCASS big change data with pagination support.

Request Body: 
{
    "pageIdx": 1,
    "pageSize": 20,
    "date": "2025-12-03",
    "includeETF": 1
}
Parameters:
  • pageIdx - Page index (integer)
  • pageSize - Number of items per page (integer)
  • date - Date in YYYY-MM-DD format (string)
  • includeETF - Include ETF data (0 or 1)

POST https://api-562.linuxgrp.com/ccass/concentrate

Retrieve CCASS concentration data with pagination support.

Request Body: 
{
    "pageIdx": 0,
    "pageSize": 20,
    "date": "2025-12-02",
    "includeETF": 1
}
Parameters:
  • pageIdx - Page index (integer)
  • pageSize - Number of items per page (integer)
  • date - Date in YYYY-MM-DD format (string)
  • includeETF - Include ETF data (0 or 1)

POST https://api-562.linuxgrp.com/ccass/hk-sh

Retrieve CCASS Shanghai-Hong Kong stock connect data.

Request Body: 
{
    "pageIdx": 0,
    "pageSize": 20,
    "date": "2025-12-02",
    "sSorting": "default"
}
Parameters:
  • pageIdx - Page index (integer)
  • pageSize - Number of items per page (integer)
  • date - Date in YYYY-MM-DD format (string)
  • sSorting - Sorting method (string, default: "default")

POST https://api-562.linuxgrp.com/ccass/hk-sz

Retrieve CCASS Shenzhen-Hong Kong stock connect data.

Request Body: 
{
    "pageIdx": 0,
    "pageSize": 20,
    "date": "2025-12-02",
    "sSorting": "default"
}
Parameters:
  • pageIdx - Page index (integer)
  • pageSize - Number of items per page (integer)
  • date - Date in YYYY-MM-DD format (string)
  • sSorting - Sorting method (string, default: "default")

GET https://api-562.linuxgrp.com/enigma/cpi/chart

Retrieve Hong Kong Consumer Price Index (CPI) chart data.

Note: This is a GET endpoint and does not require a request body.

GET https://api-562.linuxgrp.com/enigma/landreg/chart/monthly

Retrieve Hong Kong Land Registry monthly chart data.

Note: This is a GET endpoint and does not require a request body.

GET https://api-562.linuxgrp.com/enigma/landreg/chart/annual

Retrieve Hong Kong Land Registry annual chart data.

Note: This is a GET endpoint and does not require a request body.

GET https://api-562.linuxgrp.com/enigma/listingtrend

Retrieve listing trend data for Hong Kong listed issuers by market.

Note: This is a GET endpoint and does not require a request body.

POST https://api-562.linuxgrp.com/enigma/hkpax

Retrieve Hong Kong passenger traffic data.

Request Body: 
{
    "port": 0,
    "type": 0,
    "group": 0
}
Parameters:
  • port - Port identifier (integer)
  • type - Traffic type (integer)
  • group - Group identifier (integer)
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This program is the legacy of David Webb. We cloned the Webb-site in honor of David Webb's invaluable contributions to public discourse and economic governance.