Libraries tagged by protocols

Phactor is a high-performance PHP implementation of the elliptic curve math functions required to generate & verify private/public (asymmetric) EC keypairs and ECDSA signatures based on secp256k1 curve parameters. This library also includes a class to generate Service Identification Numbers (SINs) based on the published Identity Protocol v1 spec.

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Parser for the SCIM (IETF RFC 7644, System for Cross-domain Identity Management) filter syntax.

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The Hoa\Core library.

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PHP DTOs for the Model Context Protocol (MCP) specification

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PHP implementation of Google's Protocol Buffers

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PHP Code generator plugin from Google's Protocol Buffers

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A zero-config browser UI and MCP server for exploring your Eloquent models, relationships, scopes, and data.

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Build your own LLM tools inside your symfony project by adding to it a Model Context Protocol Server

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View any (binary) string as a hexdump

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Read-only MCP (Model Context Protocol) server for Laravel. Give Claude Code, Cursor, and AI coding agents safe live access to your database, logs, queue, cache, routes, and config. No Sanctum, no user table, no write access.

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The go-to PHP library for the Anthropic API — Messages, streaming, tool use, vision, prompt caching, extended thinking, MCP, Files, Batches. Maintained by Alle-AI.

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Implementation of the Facebook Open Graph protocol for SilverStripe

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Spamd protocol client for PHP. PHP package that implements the spamd protocol specification

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Bluesky(AT Protocol) for Laravel

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An small PHP library for posting messages to the bluesky social network using the AT Protocol.

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