Libraries tagged by EdDSA

Sign and verify DSSE (Dead Simple Signing Envelope) payloads in PHP, with pluggable keys

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The Clipboard js extension for the Yii2 framework

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The Official PHP SDK for QuickBooks Online Accounting API

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PHP Bitcoin library with functions for transactions, signatures, serialization, Random/Deterministic ECDSA keys, blocks, RPC bindings

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ECDSA signers for lcobucci/jwt

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PHP Elliptic Curve Cryptography library

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PHP Elliptic Curve Cryptography library

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Byte Federal's fast authentication system built on bitcoin cryptographic standards for Laravel applications.

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secp256k1 elliptic-curve arithmetic + RFC 6979 deterministic ECDSA sign / verify / recover in pure PHP on ext-gmp.

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Standalone Ethereum / EVM SDK for PHP — Keccak-256, secp256k1 + ECDSA (RFC 6979), RLP, EIP-1559 offline signing, ABI calldata encoder, and an ethers.js-style JSON-RPC client. Umbrella package pulling the full pure-PHP EVM stack.

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EIP-1559 (Type-2) raw transaction assembly + RFC 6979 deterministic ECDSA signing in pure PHP. Address derivation from a secp256k1 private key.

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PHP Bitcoin library with functions for transactions, signatures, serialization, Random/Deterministic ECDSA keys, blocks, RPC bindings

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PHP Bitcoin library with functions for transactions, signatures, serialization, Random/Deterministic ECDSA keys, blocks, RPC bindings

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PHP Bitcoin library with functions for transactions, signatures, serialization, Random/Deterministic ECDSA keys, blocks, RPC bindings

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Full-featured ACME v2 (RFC 8555) PHP 8.3+ client for issuing, renewing, and revoking TLS certificates from Let's Encrypt, ZeroSSL, Google Trust Services, SSL.com, Buypass, or any standards-compliant CA — with ARI smart renewal, ECDSA/RSA key support, EAB, and PSR-18 HTTP client integration.

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