Libraries tagged by Chain

Verify that data hasn't changed, by reference to a Blockchain or Merkle storage.

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PHP library for Ethplorer.io API. Supports multiple keys for rate limits, no dependencies, and offers fast performance.

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Symfony bundle for Spanish Veri*Factu (RD 1007/2023) billing record compliance: SHA-256 hash chains, XML generation, QR codes, and AEAT submission hooks

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Cache layer for PHP applications using the on Chain of responsability pattern

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A PHP utility class that helps with common file tasks

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Immutable and versioned Eloquent models with a gapless, cryptographically verifiable history.

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Easily apply middleware support to any class

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Build Sigstore bundles (.sigstore.json) in PHP — the counterpart to verification, emitting DSSE and message-signature bundles

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A PSR-18 client for the Rekor transparency log (v1 and v2) — submit hashedrekord entries and read a v2 log's tiles from PHP

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Wrapper classes for strings, arrays, and regexes with chainable methods

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Fluent BCMath is a PHP package designed to simplify the usage of PHP's bcmath functions in a more fluid and intuitive way. With its expressive syntax and Laravel compatibility, it aims to improve the developer experience while working with arbitrary precision arithmetic operations.

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A powerful PHP framework for building AI agents with Claude, featuring ReAct loops, tool orchestration, and advanced agentic patterns

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Chainable SPL and custom iterators.

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The package provides fluent interface for array management

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PHP (Guzzle) API Wrapper

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