Module to validate GSTIN and verify Signed QR of GST eInvoice

A lightweight, zero-dependency utility package for Indian GSTIN validation, parsing, normalization, masking, and metadata extraction.

Module to validate GSTIN

A TypeScript-first, dependency-free npm library for GSTIN validation, parsing, and decoding.

Validates the GSTIN

MCP server for gstinapi.in — GSTIN verification, GST return/compliance/filing-preference history, and HSN/SAC code lookup, for use from Claude and other MCP clients.

Module to validate GSTIN and verify Signed QR of GST eInvoice

Fast, zero-runtime-dependency HSN code lookup with full GST toolkit. Search 12,000+ codes, validate HSN/GSTIN, browse SAC codes, compute CGST/SGST/IGST, and export data.

Hi, GSTIN is a critical piece of information that vendors in India need to make purchases from other vendors. This simple plugin extends the address table to include GSTIN. The rational being that the GSTIN of customer can change based on the location to

GSTIN verification for Node.js — look up any Indian GST number and get the legal name, status, taxpayer type and registered address.

Input/output safety for LLM calls: checksum-gated Indian PII detection and redaction (Aadhaar/PAN/GSTIN/IFSC/phone/account), prompt-injection detection scoped to untrusted spans, and a configurable policy. Zero dependencies, offline, pure. Leaf package.

An MCP server for Indian business data: IFSC, PIN code, GSTIN, PAN validation

A powerful and lightweight validation library for Indian PAN numbers, Aadhaar numbers, GSTIN, mobile phone numbers, and IFSC codes. Ideal for KYC, fintech, banking, and verification workflows.

GSTIN Checker =========

n8n community node for AllPDFMagic — PDF compression/conversion, invoice data extraction, bank statement parsing, document reconciliation, fraud detection, and GSTIN validation

Production-ready GST utility library for Indian developers — GSTIN validation, tax calculation, and invoice generation

MCP server for Indian GST — offline GSTIN validation, tax calculation, HSN/SAC code lookup. Zero configuration required.

Indian business identifiers as a shared vocabulary: validate, normalise, mask, describe. Aadhaar (Verhoeff), PAN (holder type), GSTIN (state code + mod-36), IFSC, bank account, UPI VPA, Indian mobile. One masking convention, a reason on every refusal, and

A tiny, dependency-free TypeScript library to validate and parse Indian GSTINs and work with related artefacts

Validate PAN, Aadhaar, GSTIN, IFSC, PIN codes and mobile numbers — essential financial identifiers in India.