Showing 220 open source projects for "digital signature app"

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    Secure Cloud Storage for Files, Photos and Documents | pCloud

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    More Bookings. Better Experience.

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  • 1
    LibreSign

    LibreSign

    Nextcloud app to sign PDF documents

    Simplify your digital signatures and document management safely and efficiently. Beyond offering agility and security in digital signatures and document management, LibreSign features functionalities that adapt to the specific needs of your organization. Keep your documents secure with end-to-end encryption and multi-factor authentication, ensuring protection throughout the electronic document signing process. Hybrid signatures streamline negotiation processes, offering flexibility in...
    Downloads: 8 This Week
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  • 2
    DSS

    DSS

    Creation, extension and validation of advanced electronic signatures

    Digital Signature Service, creation, extension, and validation of advanced electronic signatures.
    Downloads: 2 This Week
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  • 3
    DocuSeal

    DocuSeal

    Open source DocuSign alternative

    Open source document filling and signing. DocuSeal is an open-source platform that provides secure and efficient digital document signing and processing. Create PDF forms to have them filled and signed online on any device with an easy-to-use, mobile-optimized web tool. Use embeddable code snippets to seamlessly implement the document signing workflows directly on your website or app. Build fillable document forms using our pixel-perfect HTML API, reducing the time for creating personalized documents. ...
    Downloads: 6 This Week
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  • 4
    Malware Patch

    Malware Patch

    Prevent UAC authorization of Chinese malware

    Prevent UAC authorization of Chinese malware, no need to run in the background. Project inspired by Windows apps that amaze us. The selected program must be signed because this app uses its digital signature to identify the program.
    Downloads: 7 This Week
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  • Stigg | SaaS Monetization and Entitlements API Icon
    Stigg | SaaS Monetization and Entitlements API

    For developers in need of a tool to launch pricing plans faster and build better buying experiences

    A monetization platform is a standalone middleware that sits between your application and your business applications, as part of the modern enterprise billing stack. Stigg unifies all the APIs and abstractions billing and platform engineers had to build and maintain in-house otherwise. Acting as your centralized source of truth, with a highly scalable and flexible entitlements management, rolling out any pricing and packaging change is now a self-service, risk-free, exercise.
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  • 5
    Standard Notes App

    Standard Notes App

    Think fearlessly with end-to-end encrypted notes and files

    Standard Notes is a free, secure note-taking app with powerful end-to-end encryption, unparalleled privacy features, and seamless cross-platform syncing on unlimited devices. Standard Notes is a secure digital notes app that protects your notes and files with audited, industry-leading end-to-end encryption. Only you have access to the keys required to decrypt your data. Write and store all your notes and files in one secure place and seamlessly access them across all your devices. ...
    Downloads: 21 This Week
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  • 6
    libsodium

    libsodium

    A modern, portable, easy to use crypto library

    ...It enhances the original design with build and portability improvements, making it widely deployable across platforms for secure encryption, signatures, hashing, and key derivation. Digital signature creation and verification support. Adds extended cryptographic primitives like BLAKE2 and ChaCha20-Poly1305 beyond NaCl.
    Downloads: 14 This Week
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  • 7
    Hypatia

    Hypatia

    A realtime malware scanner

    Hypatia is a free and open-source malware scanner for Android that aims to provide on-device, real-time scanning with minimal battery and resource impact using signature-based detection inspired by ClamAV style databases. Designed as an Android app, it scans user filesystems and installed applications either on demand or in real time when files are written or renamed, operating completely offline aside from occasional signature database downloads. The project is offered under an AGPL-3.0 license and is archived in its original repository, reflecting a historical effort to create a community-reviewable FOSS security tool for Android devices. ...
    Downloads: 17 This Week
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  • 8
    Libplanet

    Libplanet

    Blockchain in C#/.NET for on-chain, decentralized gaming

    Libplanet is a .NET library for creating multiplayer online game in decentralized fashion, which means the whole gameplay occurs on a peer-to-peer network among equal nodes rather than an authorized central server. Under the hood, it incorporates many features (e.g., digital signature, BFT consensus, data replication) of a blockchain.
    Downloads: 83 This Week
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  • 9
    Detect It Easy

    Detect It Easy

    Program for determining types of files for Windows, Linux and MacOS

    ...The tool offers both a graphical user interface as well as a command-line interface, allowing flexible use across environments (desktop, servers, automation). Its detection engine is signature-based, but also includes heuristics that help when signatures are missing or obfuscated. This helps when analyzing packed, compressed, or partially corrupted files.
    Downloads: 251 This Week
    Last Update:
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  • Ango Hub | All-in-one data labeling platform Icon
    Ango Hub | All-in-one data labeling platform

    For AI teams and Computer Vision team in organizations of all size

    AI-Assisted features of the Ango Hub will automate your AI data workflows to improve data labeling efficiency and model RLHF, all while allowing domain experts to focus on providing high-quality data.
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  • 10
    GopenPGP V3

    GopenPGP V3

    A high-level OpenPGP library

    ...Because it’s designed for broad use, the library also targets go-mobile compatibility, meaning it can support mobile app use cases alongside server and desktop tooling.
    Downloads: 0 This Week
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  • 11
    PDF Digital Signature is a lightweight, user-friendly freeware application designed to help you securely add digital signatures to your PDF documents. Whether you need to sign contracts, agreements, or any other PDF files, this tool offers a simple solution for easily digitally signing your documents. With PDF Digital Signature, you can ensure the integrity and authenticity of your PDF files by digitally signing them using industry-standard encryption and signature algorithms. ...
    Downloads: 1 This Week
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  • 12
    Laravel Webhook Client

    Laravel Webhook Client

    Receive webhooks in Laravel apps

    A webhook is a way for an app to provide information to another app about a specific event. The way the two apps communicate is with a simple HTTP request. This package allows you to receive webhooks in a Laravel app. It has support for verifying signed calls, storing payloads and processing the payloads in a queued job.
    Downloads: 5 This Week
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  • 13
    Digital Signer (a PDF Signing software)

    Digital Signer (a PDF Signing software)

    Digital Signature & eSigning software. Bulk PDF signing. Sign all Page

    ...Key Features Sign PDFs with Hardware Devices: Ensuring the highest level of security. Digital Signature Certificates (DSC): Apply digital signatures using DSCs, Smart Cards, providing a secure and legally binding way to authenticate your documents. Your Privacy, Our Priority Protect Your Data with Complete Confidence. Our software is designed to keep your information 100% secure. Unlike cloud-based solutions, there’s no need to share your private or confidential files with unknown servers. ...
    Downloads: 68 This Week
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  • 14
    GnuPG

    GnuPG

    Complete and free implementation of the OpenPGP standard

    GnuPG (GNU Privacy Guard) is a widely used free software encryption system that implements the OpenPGP standard to provide secure communication and data protection across multiple platforms. It uses a hybrid cryptographic approach combining symmetric encryption for performance with public-key cryptography for secure key exchange and identity verification. The software allows users to encrypt files and messages, create digital signatures, and manage cryptographic keys, making it a...
    Downloads: 15 This Week
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  • 15
    LibPDF

    LibPDF

    A modern PDF library for TypeScript

    ...Unlike many existing JavaScript PDF libraries, it emphasizes lenient parsing that can gracefully handle malformed structures and fallback strategies where typical parsers fail, making it useful for production environments that encounter unpredictable file formats. The library offers full read and write manipulation, including support for encryption with RC4 and modern AES cipher suites, form filling and flattening, digital signature creation and verification, page merging/splitting, rich text extraction with layout information, and font embedding with subsetting.
    Downloads: 11 This Week
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  • 16
    Gnosis Safe Contracts

    Gnosis Safe Contracts

    Gnosis Safe allows secure management of blockchain assets

    The most trusted platform to manage digital assets on Ethereum. Access the most recent version of the Safe directly in your browser. Download the Safe as a static desktop application for Windows, MacOS or Linux. Conveniently manage your digital assets on the go. Fully customize how you manage your company crypto assets, with the option to require a predefined number of signatures to confirm transactions. Require multiple team members to confirm every transaction in order to execute it, which...
    Downloads: 6 This Week
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  • 17
    Social-Analyzer

    Social-Analyzer

    API, CLI, and Web App for analyzing and finding a person's profile

    Social Analyzer is an open source OSINT tool that helps investigators discover and analyze a person’s presence across a very large number of social media platforms. It provides a unified API, CLI, and web interface capable of scanning hundreds or thousands of sites for username matches and related metadata. The project includes modular detection and analysis components that users can enable depending on their investigative needs. It is commonly used in cybersecurity, digital forensics, and...
    Downloads: 23 This Week
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  • 18
    Minisign

    Minisign

    A dead simple tool to sign files and verify digital signatures

    Minisign is a lightweight command-line utility designed for generating and verifying digital signatures with a strong focus on simplicity, security, and portability. It uses the modern Ed25519 public-key cryptographic system to produce fast and compact signatures, making it well-suited for software distribution and file integrity verification. The tool is intentionally minimalistic, performing a single task efficiently without unnecessary complexity, which makes it easy to integrate into...
    Downloads: 5 This Week
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  • 19
    Laravel URL Signer

    Laravel URL Signer

    Create and validate signed URLs with a limited lifetime

    Create signed URLs with a limited lifetime in Laravel. This package can create URLs with a limited lifetime. This is done by adding an expiration date and a signature to the URL.
    Downloads: 5 This Week
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  • 20
    Docusign eSignature Java Client

    Docusign eSignature Java Client

    Docusign Java Client Library used to interact with the eSignature API

    The Docusign SDK makes integrating Docusign into your apps and websites a seamless experience. Integrate eSignatures into your application in minutes. The secure and award-winning Docusign eSignature API makes requesting signatures, automating forms, and tracking documents directly from your app easy. This client SDK is provided as open source, which enables you to customize its functionality to suit your particular use case. To do so, download or clone the repository. If the SDK’s given...
    Downloads: 0 This Week
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  • 21
    Serverless Adapter

    Serverless Adapter

    Run REST APIs and other web applications using existing Node.js app

    Run REST APIs and other web applications using your existing Node.js application framework (NestJS, Express, Koa, Hapi, Fastify and many others), on top of AWS, Azure, Digital Ocean and many other clouds. The library was designed to be very extensible and easy to use. We currently support AWS, Azure, Firebase, Digital Ocean, Google Cloud Functions and Huawei. The entire library was written with typescript to give the developer the best experience and we have 100% coverage.
    Downloads: 7 This Week
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  • 22
    Ivy Wallet

    Ivy Wallet

    Ivy Wallet is an open-source money manager app for Android

    Ivy Wallet is a free and open-source money manager android app. It's written using 100% Kotlin and Jetpack Compose. It's designed to help you track your personal finances with ease. Imagine Ivy Wallet as a manual expense tracker that tries to replace the good old spreadsheet for managing your finances.
    Downloads: 11 This Week
    Last Update:
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  • 23
    PDF4QT

    PDF4QT

    Open source PDF editor

    PDF4QT is open source PDF editor based on Qt framework. It contains a C++ library, applications for viewing/editing PDF documents, and a command line tool. PDF4QT is an open-source PDF editor for Windows/Linux. It is a modern solution for viewing/editing/rendering PDF documents, for users and developers alike. For developers, there is a C++ library and a command line tool for use in scripts. For users, there are four applications offering many features. The project is hosted on Github and...
    Downloads: 107 This Week
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  • 24
    Kamal

    Kamal

    Deploy web apps anywhere

    Kamal offers zero-downtime deploys, rolling restarts, asset bridging, remote builds, accessory service management, and everything else you need to deploy and manage your web app in production with Docker. Originally built for Rails apps, Kamal will work with any type of web app that can be containerized. Kamal seeks to bring the advance in ergonomics pioneered by these commercial offerings to deploying web apps anywhere. Whether that’s low-cost cloud options without the managed-service markup from the likes of Digital Ocean, Hetzner, OVH, etc, or it’s your own colocated bare metal. ...
    Downloads: 5 This Week
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  • 25
    JMComic APK

    JMComic APK

    Forbidden Comics Paradise APK

    JMComic APK is an open-source repository that distributes and manages Android installation packages for a comic reading application associated with the JMComic ecosystem, which aggregates and delivers large collections of digital comics. The project acts as a hub for downloading updated APK releases, allowing users to install or update the application outside of traditional app stores. It is closely tied to a broader ecosystem that includes APIs, crawlers, and tools for browsing, searching, and downloading comic content programmatically. The application itself is designed to provide a mobile-friendly interface for reading comics, including features such as browsing categories, accessing serialized content, and managing reading history. ...
    Downloads: 465 This Week
    Last Update:
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