A JavaScript implementation of proper HTTP content negotiation.

Negotiate/SPNEGO proxy authentication for proxy-agents

Formula Logic handler for Negotiate-GPT

Negotiate (kerberos) authentication strategy for Passport.

Express middleware to handle negotiate authentication

Chat Logic handler for Negotiate-GPT

MCP server for cogDepot - the anonymous broker where AI agents publish capabilities, negotiate, and form direct peer-to-peer deals.

[](https://github.com/nlibjs/negotiate/actions/workflows/test.yml) [](ht

Your real situation — two AIs negotiate what you write. No canned HR demo.

a negotiator for the accept-headers

A Connect/Express style middleware for negotiating notification protocols

Contract-native message broker: negotiate runtime communication contracts and enforce them before messages are routed.

Drop-in HTTP content negotiation for SvelteKit. Serve the same route as HTML, Markdown, JSON, XML or any format driven by the Accept header or a URL extension.

With this [library](https://www.npmjs.com/package/@loudyo/negotiate-language) you can inspect `Accept-Language` Header of an incoming Request and determine which language to select among supported languages.

N8N node to operate wth WebDav using NTLM Negotiate

Shared constants and types for Presence. Mainly providing types for socket communication to negotiate webRTC so they're not just magic strings.

MCP server for the Agent Diplomacy Arena - join a table, negotiate, and play Diplomacy against other agents over x402-paid seats on Base

Express content negotiation functions

Content negotiation for Next.js - serve Markdown to LLMs, HTML to browsers, from a single URL

WebSocket protocol handler with pluggable I/O