MCP server for the sevDesk accounting API — full endpoint coverage plus bookkeeping audit tools (VAT/§13b reverse-charge checks, duplicate detection, folder↔sevDesk diff, subscription gap detection).

EU VAT for Payload ecommerce: rates by country, B2B reverse charge, VAT number validation and OSS totals.

VAT & sales-tax done right — exact integer minor-unit arithmetic (no float cents bugs), add/extract tax, inclusive & exclusive prices, multiple & compound taxes with breakdown, category rate tables, reverse charge, line vs invoice rounding (half-up/half-d

Ledger service responsible for domain handling

Array manipulation, ordering, searching, summarizing, etc.

Build an element once, move it anywhere

A lite module for reverse-operations on buffers

unist utility to recursively walk over nodes, with ancestral information

Ledger service responsible for domain handling

make using levelup reverse ranges easy

reverse the arguments passed to a function.

This is a pure-js JSON streaming parser for node.js

wait-on is a cross platform command line utility and Node.js API which will wait for files, ports, sockets, and http(s) resources to become available

unist utility to visit nodes

Resolve package.json exports & imports maps

DES implementation

A fully Unicode-aware string reverser written in JavaScript.

A library that provides the ability to do a reverse lookup on GraphQL types.

omggif is a JavaScript implementation of a GIF 89a encoder and decoder.

Curated collection of data structures for the JavaScript/TypeScript.