signature

HTML5 canvas based smooth signature drawing

Free on-device iOS/iPadOS application manager/installer, using certificates part of the Apple Developer Program.

Loki - Simple IOC and YARA Scanner

CAUTION: END OF SUPPORT ON 14 AUG 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, CAdES and JSON Web Signature/Token in pure JavaScript.

DIE engine

Cross-platform & feature rich iOS/iPadOS/tvOS sideloading application. Formerly known as PlumeImpactor.

YARA signature and IOC database for my scanners and tools

A Nonsense Collection of Disgusting Codes

跨平台密码学工具箱。包含编解码，编码转换，加解密， 哈希，MAC，签名，大数运算，压缩，二维码功能，CTF等功能。

爬虫案例合集。包括但不限于《淘宝、京东、天猫、豆瓣、抖音、快手、微博、微信、阿里、头条、pdd、优酷、爱奇艺、携程、12306、58、搜狐、各种指数、维普万方、Zlibraty、Oalib、小说、招标网、采购网、小红书、大众点评、推特、脉脉、知乎》

Port of TweetNaCl cryptographic library to JavaScript

up to date csgo offsets and hazedumper config

An Android library that prevents your app from being pirated / cracked using Google Play Licensing (LVL), APK signature protection and more. API 14+ required.

Digital Signature Service : creation, extension and validation of advanced electronic signatures

Ultimate Javascript Object Signing and Encryption (JOSE), JSON Web Token (JWT) and Json Web Keys (JWK) Implementation for .NET and .NET Core

H5带笔锋手写签名，支持PC端和移动端，任何前端框架均可使用

A collection of sources of indicators of compromise.

JWT Framework

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

Fastest 5KB JS implementation of secp256k1 signatures and ECDH

Free open-source web software for signing PDF (alone or with others) and also organize pages, edit metadata and compress pdf

Control how your documents get signed

pyHanko: sign and stamp PDF files

获取Android应用基本信息的工具集

A modern, cross-platform OpenPGP tool with a unique dual-engine core: switch freely between the battle-tested GnuPG and a modern, memory-safe Rust rPGP backend. It makes encryption, signing, and key management easier and more trustworthy in everyday privacy workflows.

Invoicerr is a freelance-focused invoicing app that lets you create quotes, generate invoices, track payments, and collect secure signatures.

Signatures for entire Python programs. Extract the structure, the frame, the skeleton of your project, to generate API documentation or find breaking changes in your API.

A cryptography/crypto library for Kotlin Multiplatform

Linker/Compiler/Tool detector for Windows, Linux and MacOS.

A Laravel package to sign documents and optionally generate certified PDFs associated with Eloquent models.