JSPM

Translate ECDSA signatures between ASN.1/DER and JOSE-style concatenation

ASN.1 encoder and decoder

asn1js is a pure JavaScript library implementing this standard. ASN.1 is the basis of all X.509 related data structures and numerous other protocols used on the web

RFC5280 extension structures for asn1.js

ASN.1 encoder and decoder for Node.js with no dependencies (fork of asn1.js using native BigInt)

RFC2560 structures for asn1.js

Encode and decode ASN.1 DER

Miscellaneous Encoding Utilities for Crypto-related Objects in JavaScript

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

Generic ASN.1 parser/decoder that can decode any valid ASN.1 DER or BER structures.

Universal Module for Cryptographic Key Utilities in JavaScript, including PEM-JWK converters

Extract CMS/PKCS#7 (P7M) signed envelopes (does not verify signature).

Convert Buffers to/from PEM strings, and read/write SSH/RSA key files. supports DEK encryption.

RFC3280 structures for asn1.js

ASN.1 encoder and decoder

Zero-copy X.509 certificates in pure modern TypeScript

Rust-like Cursor for TypeScript

React Native ASN.1 encoder and decoder

Zero-copy ASN.1 <=> DER encoding for the web

Zero-copy binary data types

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

Typed length for TypeScript

Disposable bytes for TypeScript & WebAssembly

A collection of utility classes to encode ASN.1 data following DER rules

Utilities to deal with Uint8Array

Utilities for arithmetic bitwise operations in JavaScript

A collection of utility classes to encode ASN.1 data following DER rules

Used for signing Apple's .mobileconfig payloads.

Object Identifier (OID) database for TypePKI library (beta)

ASN.1 encoder and decoder

Zero-copy bytes

asn1js is a pure JavaScript library implementing this standard. ASN.1 is the basis of all X.509 related data structures and numerous other protocols used on the web

ASN.1 parser utility for TypePKI library (beta)

Execute OpenSSL commands directly from JavaScript. Provides a simple, cross-platform interface for cryptographic operations, certificate management, and security tasks.

asn1js is a pure JavaScript library implementing this standard. ASN.1 is the basis of all X.509 related data structures and numerous other protocols used on the web

A JavaScript library for generating and working with SM2Multikey key pairs and digital signatures. Compatible with both Node.js and fibjs runtimes.

ASN.1 encoding and decoding library for TypeScript/JavaScript, compatible with Python asn1tools

Low-level decoder for X.690 Distinguished Encoding Rules (DER)

React Native library for encoding ECDSA private keys to PEM, DER and raw hex formats

ASN.1 encoder and decoder

ASN.1 encoder and decoder

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

asn1js is a pure JavaScript library implementing this standard. ASN.1 is the basis of all X.509 related data structures and numerous other protocols used on the web

Converter for elliptic curves public and priveta keys from simple binary to PEM and DER formats.

key conversion tools for key, between der and pem

Get certificate information from a rsa pem/crt/der file

Elliptic Curve utilities for the Brave Collective Core Services nodejs bindings

Streamlines key generation, derivation, and management through its simple and intuitive API

Rust-like clone for TypeScript

RFC5280 extension structures for asn1.js

ASN.1 encoder and decoder

PEM data manipulation

ASN.1 encoder and decoder

Easy Generation of RSA PEM Keys as well as Encoding/Decoding data and even Converting PEM Keys from one format to the other Like a Boss!

ASN.1 encoder and decoder

Determine article for german words (der/die/das)

ASN.1 encoder and decoder

TLV de- and encoder

circom asn.1 der and ber parser

asn1 encoder and decoder

ASN.1 encoder and decoder

ASN.1 parser that can parse any valid ASN.1 DER or BER structures

Miscellaneous Encoding Utilities for Crypto-related Objects in JavaScript

ASN.1 encoder and decoder

JavaScript SDK for Faroe