The Open Source DocuSign Alternative.

Securely sign and verify documents using Public Key Infrastructure (PKI). Whether you’re handling contracts, legal agreements, or sensitive data, our API ensures robust security and compliance. Features: Digital Signatures, certificate management, hash algorithms, timestamping, audit trails.

Cryptographically Secure Messaging App created with ALS, E2EE, and Digital Signature

Cryptographically Secure Messaging App created with ALS, E2EE, and Digital Signature

Ecuadorian's SRI invoice signer written in pure TS/JS

Node.js module for communicating with the GroupDocs.Signature Cloud API. Add, Remove or Search for e-signatures in Word, Excel, PowerPoint & PDF documents.

An implementation of BBS+ signatures using rust and typescript for node.js

An implementation of BBS+ signatures for node and browser environments

Create cryptographically signed invoices with a QR code

A TypeScript library that implements the JSON Web Token (JWT) standard defined in RFC 7519.

Signing of EPCIS events for tracability and immutability within COPPA and beyond

A desktop application for viewing and validating digitally signed documents

report and experience exchange

digital signature using remix

Software to generate private keys, obtain the paired public key, sign files and verify signature file

a digital signature verifier for pdf documents

The goal of this project is to create a simplified blockchain with TypeScript, to internalise how a blockchain works "under the hood".

Angular package, which allows you to enter and download digital signatures.