JSPM

The Docusign Admin API enables you to automate user management with your existing systems while ensuring governance and compliance.

DomainKeys Identified Mail (DKIM) Key

Cryptographic javascript-functions for ethereum and tutorials on how to use them together with web3js and solidity

Get the mimetype of a buffer based on its contents

Very small Ethereum signer and verifier

Build and sign(multi-sign) transactions for Waves blockchain.

OAuth 1.0a Request Authorization for Node and Browser.

jQuery plugin for handling digital signatures

DomainKeys Identified Mail (DKIM)

Generate a public key from a signature

Angular Component wrapper for szimek / signature_pad

Classes to consume PKI Express

RSA public/private key OpenSSL bindings for node and io.js

Angular Component wrapper for szimek/signature_pad

A DocuSign API helper library with promise support

Webhook signature verification SDK for MOUNTAIN platform

This project provides components and utils for digital signatures. Use it to draw smooth signatures based on HTML5 canvas and uses variable width Bézier curve interpolation. [SignaturePad](https://github.com/szimek/signature_pad) is used a the vanilla i

X-Hub-Signature Express Middleware

fast openSSL-compatible implementation of the Elliptic Curve Digital Signature Algorithm (ECDSA)

 [](https://github.com/expo/expo

The most advanced BLS library for JavaScript

Node.js SDK for Idfy REST API

Generate TikTok Signature

Angular Component wrapper for szimek / signature_pad [fork from discontinued wulfsolter / angular2-signaturepad via @ortegaangelo/angular-signaturepad]

show git author for each article of gitbook

Ethereum address authentication strategy for Passport.

orlp/ed25519 compiled to pure javascript using Emscripten

Minimal signature/verification JWT library

Check the signature of a file using the WinVerifyTrust API

Angular2 Component wrapper for szimek / signature_pad

Express middleware handlers for validation AWS Signature V4

React Native signature panel that captures and exports signatures PNG, JPG or SVG. Works with Expo or Vanilla RN.

Docusign Node.js API client.

Sign an AWS request with their v4 signature algorithm.

DocuSign Node.js API client.

rweather/noise-c compiled to WebAssembly using Emscripten and optimized for small size

A simple OAuth 1.0a signature verification package.

Git tags with higher level of security

SDK to facilitate Node integrations with Stark Infra

Verifies Signature in AWS SNS HTTP POST requests

Safely verify that a received webhook originated from GitHub.

Svelte Action to capture smoothed signatures as SVG paths using the excellent [perfect-freehand](https://github.com/steveruizok/perfect-freehand) library.

Node wrapper for the pdf-sign-gm native executable (SM2/SES PDF signature).

A JWT Library with blockchain key based signing for JWS.

verify pdf files in JS

A featureful function parameters signature module

Docusign Node.js API client.

SDK to facilitate Node integrations with Stark Sign

Logging secured by blockchain 📜⛓️

A signature pad implementation for react.

Angular2 Component wrapper for szimek / signature_pad

Fastify plugin to authenticate HTTP requests based on api key and signature

verify pdf files in JS

A lightweight signature capture library for React Native apps

Webpack v4 compatible version of panva/jose v3.x

A React component for rendering hanko (Japanese name seals)

Implementation of HMAC algorithm in javascript with plain javascript strings, using SHA1 as underline hash functon.

File Provider for node-jws handling signatures/verification using file-based keys

A customizable React signature pad component.

Library for signing and verifying Sinch API http REST-requests for client (web/node) or backend.

A JavaScript Rabin Signature Library.

AWS Version 4 signature generator

RSV Signature Serialization

Check specified path sign with native current OS signing tools.

Implementation of the IETF HTTP Message Signatures draft standard

Express middleware for verifying HMAC-signed request body

A robust, scalable webhook verification framework supporting multiple platforms and signature algorithms

React Компонент для подписи файла ЭЦП

generate aws signature v4 for react-native

JavaScript library to verify RSA PSS SHA256 signatures with a given public key.

Setup HTTPS details related to TLS according to the User Agent provided.

Validate a string with a token (with limited duration)

TypeScript library for creating and verifying Shinkansen JWS signatures with PS256 algorithm

Signs and prepares requests using AWS Signature Version 4

A NativeScript plugin to provide a way to capture any drawing (signatures are a common use case) from the device screen.

Generate and verify signature for ease of use.

Lightweight PKI utility for edge and nano-device communication.

Zk crypto wasm module

Bondio webhook singnature validation lib

Browser, Node, and bundler compatible release of @noble/secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

Signs/checks message signatures like core-lightning checkmessge or lnd signmessage.

React Native wrapper around szimek's Canvas based Signature Pad

An SDK for attestate's delegator2.sol

Detects and extracts email signatures

Get file information based on file signature

Generate hashes of typed ethereum data for signing

AWS Signature Version 4

.me is your identity. It enables decentralized trust through cryptographic signatures.

NestJS http client library with automatic aws v4 request signing

Signs and prepares requests using AWS Signature Version 4 in React Native Apps

Lets users sign their signatures

Signs Google Maps requests. Works with both general and Google Maps for Work.

Quick signature for Telegram and VKontakte on Bun.js

Mona Attest Backend SDK - Secure server-side verification for cryptographic attestations and digital signatures. Provides robust signature validation, user verification, and enterprise-grade security for Node.js applications.

JavaScript library to verify RSA PSS SHA256 signatures with a given public key.

CloudFront authentication via signed URLs or cookies

jQuery plugin for creating touch-friendly signature fields using the HTML5 canvas

Verify digital signatures in PDF documents with content validation and enhanced support for Spanish certificates (FNMT, DNIe, corporate)

verify pdf files in JS

Deterministic structure ID generation for JavaScript objects using hierarchical hashing and collision-resistant algorithms

Sign payload for AdmiralCloud API

Express/Restify middleware to authenticate HTTP requests based on api key and signature

A Node.js method to generate HTTP headers for CyberSource REST API requests, and validate Cybersource JWT tokens

A React Native drawing library running on SKIA

A library for direct access to the signotec devices. Enabling users to initiate a signing process. Windows only.

Express/Restify middleware to authenticate HTTP requests based on api key and signature

A signature pad implementation for react.

A few useful functions for signing ethereum data

Waves Enterprise client-side API library

Signs and prepares requests using AWS Signature Version 4 in React Native Apps

Signs PDF files or just add a placeholder for signature.

React signature pad component for touch/mouse with high-DPI rendering and export.

Generate on-chain Ethereum-compatible signatures for Payra payment verification.

Build and sign(multi-sign) transactions for Waves blockchain.

Environment Agnostic implementation of the AWS Signature v4 Signing Process. Even works with React Native!

A react signature pad wrapper component with all essential API and latest version of signature pad.

Signs and prepares requests using AWS Signature Version 3

Discover required signers, weights, and build optimal signature schema for Stellar transactions.

A reusable drawpad component for Expo React Native

OAuth 1.0a via request

A package that sign and unsign cookies for Edge API Routes.

A multi-language, cross-platform library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Verify requests coming from your shopify theme extension (app-block / embedded app block) through a Shopify App Proxy

This module allows you to sign anything with a private key stored on PKCS #11 smartcard.

Express middleware for verifying webhooks with X-Hub-Signature

Ekisa web-SDK addon: wacom-signature

React native signature component (Android + iOS)

Angular universign library

A fork of react-signature-canvas for the sole purpose of making it compatible with React 17.

rweather/noise-c compiled to WebAssembly using Emscripten and optimized for small size

Erento Message Signature Verification and Description

General utilities for nodejs.

Para Firmar el Mensaje de las APIs de Pago Fácil

OpenSig typescript library

React Signature

Angular Component wrapper for szimek / signature_pad [fork from discontinued wulfsolter / angular2-signaturepad]

Hapi plugin for Twilio webhook authentication

OpenAI client with Gonka network integration

strip sigatures and previous emails from emails

A react native signature canvas built on skia

QS wrapper which Autodetects signature parameter and replace it with a signature according to https://developers.google.com/maps/documentation/business/webservices/auth#digital_signatures

SAW: minimal library + CLI for signed canonical JSON feeds, llms.txt, verification, and anti-scrape HTML.

Public fork of Chia-Network/bls-signature for patched js-bindings

server response header field

WebAssembly port of Ed25519 signatures and X25519 key exchange

X-Hub-Signature tools - lightweight, zero-dependency, WebCrypto

Creates and validates NEAR signatures for API authentication.

Creates and verifies signed tokens using rotated credentials

Angular Component wrapper for szimek/signature_pad

UI component infrastructure and Design components for mobile and desktop Angular web applications.

Fastest 4KB JS implementation of secp256k1 ECDH & ECDSA signatures compliant with RFC6979

WebAssembly port of Secp256k1

Angular Component wrapper for szimek/signature_pad

A universal JavaScript ECC digital signature and key utility package for Antelope based blockchains.

A multi-language, cross-platform library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

A canvas signature component of vue

HTTPS client with AWS Signature v4

A file signature database manager

ERC-1271 - Check if signature is valid for EOA address or contract-based account

react-esign is a lightweight, dependency free React component built for capturing handwritten signatures. It provides a simple and responsive signature pad, perfect for e-signatures, form authentication, or user confirmations in React applications

TypeScript implementation of the Elliptic Curve Digital Signature Algorithm (ECDSA)

JavaScript library used to verify a message that had been signed using Bitcoin's approach.

React Native Signature Component based Canvas for Android && IOS && expo

WebAssembly port of Ed25519

Build and sign(multi-sign) transactions for LTO blockchain.

Powerful and flexible signature for `gitclone` - defaults, checks, validating, etc

BioPass ID Signature SDK React Native module.

XML digital signatures

React implementation of signature pad library

A lightweight library for verifying webhook signatures

@misskey-dev/node-http-message-signatures ----

A secure webhook signature library for Node.js.

Tiny express library for signing urls and validating them based on secret key

This component makes it possible to sign or approve documents submitted in Signer inside any application

sign-pad web component provides a signature drawing surface and related services

Fastest JS implementation of ed25519 & ristretto255. Auditable, high-security, 0-dependency pubkey, scalarmult & EDDSA

Build and sign(multi-sign) transactions for Zbs blockchain.

Lets users sign their signatures

Generate aws signature v4 for API Gateway using AWS Signature version 4

AWS Signature Version 4

Biblioteca para gerar autenticação para requisições de API

JavaScript SDK for Unified ID registration and management

Une version offline de signature de Verifiable Credential

Pure Typescript/Javascript implementation of the Ethereum Improvement Proposal 712

js-signature, laravel-signature

<version><codec><signature>

这是一个基于vue3.x版本开发的签名组件，功能包含可设置图片背景，横竖屏canvas笔画同步，导出图片角度旋转等，更多功能请查看组件文档。

Detect file type from 'Magic' Bytes

Chaum's Blind Signatures

Solidity smart contract library for verifying signature

A utility that can be used to generate a signature for a JSON object and to validate such a signature

web app cryptography

A signature pad implementation for react.

Complete clickwrap solution with built-in document viewing. Track agreements, signatures, and consents.

Lets users sign their signatures

A library building wechat API signature(https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=4_3)

Provide an `OmitCallSignature<T>` type that strips the call signature from a type. Also provides an `OmitConstructorSignature<T>` type that strips the constructor signature from a type.

A tiny NodeJS library using for signing the url and validating with HMAC algorithm.

WebAssembly port of RSA

A native implementation of RSA key generation and encryption/decryption.

Signs and prepares requests using AWS Signature Version 4

TS Adapter for the YouSign V3 API

WebAssembly port of X25519

React Native Signature Component based Canvas for Android && IOS && expo

A simple canvas component for React Native that allows drawing and signature capture.

Used to encrypt and verify URLs using OAuth signature encryption standards

A react-native component for touch-based drawing

Build and sign(multi-sign) transactions for Acryl blockchain.

Node.js wrapper around the Python pip package authheaders

meta-signature-util

Angular2 Component wrapper for szimek / signature_pad

GrapesJS Signature Pad Plugin

A package for cryptographically signing or verifying a stream.

A react-native component for signing.

Device fingerprinting library

Runtime type annotations for CoffeeScript (and JavaScript too!)

ARISEN's Signature Provider Interface

Fork of the original library from RepairShopr.

The library for programming secure service workers for web applications, browser extensions, and the edge (i.e. Cloudflare Workers)

Fork of react-signature-canvas. A React wrapper component around signature_pad. Unopinionated and heavily updated fork of react-signature-pad

Simple Free RSA / AES Encryption and Decryption

A library for creating, parsing, and verifying HTTP signature headers, as per the [Signing HTTP Messages draft 80](https://datatracker.ietf.org/doc/html/draft-cavage-http-signatures-08) specification.

Generate and modify Apple Mail E-Mail signatures

Fastest JS implementation of ed25519. Independently audited, high-security, 0-dependency EDDSA, X25519 ECDH, ristretto255 & scalarmult

RSA-SHA Vascomm Module

Digital Signature component

easy and light weight ecdsa implementation

Library collection for password hashing, HMAC-based signature generation, and symmetric encryption. Build on top of Node's crypto module

Angular 5 Component wrapper for szimek / signature_pad

Utility for the verification of ED25519 message signatures generated by Albedo signer app.

Check the authenticity of an Ionic Capacitor app

Waves client-side API library

## **Overview**

FutoIn Secure Vault reference implementation

Librería para poder firmar XML's según la SUNAT

An ultra lightweight (2 kbyte) pure JavaScript implimentation for the secp256k1 curve for node and browsers.

Mojito Core API service for auction, payment, token

Vite plugin for working with Signature (web-signature)

Express library for signing urls and validating them.

File extractor to get real extension of file given by checking through the file's signature

A simple digital signature pad

a crypto lib for miniprogram

Provides BC-UR types for signature request and response from cold wallets to hot wallets.

'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

A utility for generating Solidity code for recovering signatures using the EIP-712 signTypedData schema.

Coze - A cryptographic JSON messaging specification designed for human readability.

Signs and prepares requests using AWS Signature Version 4

XMLDSIGjs provides an implementation of XMLDSIG in Typescript/Javascript based on WebCrypto

Allows desktop web applications to route signing requests to a browser extension authenticator

A WebAuthn.io crypto utility for generating signatures, creating public keys, and verifying them, designed for Antelope-based blockchains such as Vaulta, WAX, and other related platforms. This package provides convenient tools to handle key pair generatio