Showing 53 open source projects for "email signature"

View related business solutions
  • Ship Agents Faster Icon
    Ship Agents Faster

    Transform your applications and workflows into powerful agentic systems at global scale.

    Gemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
    Start Free
  • Veeam Data Platform v13.1 - Get Your Free Trial Icon
    Veeam Data Platform v13.1 - Get Your Free Trial

    Secure by design, portable by default. Recover clean, fast, anywhere. Start a free trial.

    Try Veeam Data Platform today. Experience the unified platform that's secure by design, portable by default, and proven to recover clean, fast, and anywhere.
    Try it Free
  • 1
    ClamAV

    ClamAV

    Antivirus engine for detecting trojans, viruses and malware

    ClamAV is an open-source antivirus engine developed by Cisco Talos that provides cross-platform malware detection for servers, desktops, and mail systems. Originally designed for Unix environments and email security, it has evolved into a flexible antimalware toolkit capable of identifying millions of viruses, worms, trojans, and other threats. The software includes a command-line scanner, an automatically updating signature database, and a scalable multi-threaded daemon that enables high-performance scanning in production environments. ...
    Downloads: 157 This Week
    Last Update:
    See Project
  • 2
    OpenSign

    OpenSign

    The free & Open Source DocuSign alternative

    Welcome to OpenSign, the premier open source docusign alternative - document e-signing solution designed to provide a secure, reliable and free alternative to commercial esign platforms like DocuSign, PandaDoc, SignNow, Adobe Sign, Smartwaiver, SignRequest, HelloSign & Zoho sign. Our mission is to democratize the document signing process, making it accessible and straightforward for everyone.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 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...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    Rspamd

    Rspamd

    Rapid spam filtering system

    Rspamd is an advanced spam filtering system and email processing framework that allows evaluation of messages by a number of rules including regular expressions, statistical analysis and custom services such as URL black lists. Each message is analysed by Rspamd and given a verdict that might be used by MTA for further processing (e.g. to reject a message, or add a special header indicating spam) along with other information, such as possible DKIM signature or modifications suggested for a message. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • Paessler: Easy to Use With Enterprise Power. Free Trial Icon
    Paessler: Easy to Use With Enterprise Power. Free Trial

    A low-code dashboard makes monitoring intuitive for any admin, while scripting and custom sensors give experts full control.

    You shouldn't have to choose between a monitoring tool that's easy to use and one that's powerful enough for a complex environment. PRTG's low-code interface lets any admin build dashboards, set alerts and monitor devices without scripting, while custom sensors and full API access are there when your team needs deeper control. One platform, no compromise. Download a free 30-day trial now.
    Get Free Download
  • 5
    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: 17 This Week
    Last Update:
    See Project
  • 6
    OpenSign

    OpenSign

    🔥 The free & Open Source DocuSign alternative

    The premier open source document signing solution (DocuSign alternative). Welcome to OpenSign, the premier open source docusign alternative - document e-signing solution designed to provide a secure, reliable and free alternative to commercial esign platforms like DocuSign, PandaDoc, SignNow, Adobe Sign, Smartwaiver, SignRequest, HelloSign & Zoho sign. Our mission is to democratize the document signing process, making it accessible and straightforward for everyone.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 7
    CRM

    CRM

    An open-source, agentic-first CRM

    ...Rather than guessing personal details, it prices evidence and writes strong observations while sending weak evidence to a human for resolution. The interface manages contacts, companies, deals, tasks, pipeline views, and agent activity. Email threads, meetings, signature blocks, optional web research, and enrichment services can provide evidence. Durable sessions survive reloads and deployments, while a restricted sandbox prevents direct database access and network egress. The project is single-tenant and uses Google sign-in with an environment-based allow list.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 8
    Amazon SNS Message Validator for PHP

    Amazon SNS Message Validator for PHP

    Amazon SNS message validation for PHP

    ...Next, you must create an instance of MessageValidator, and then use either the isValid() or validate(), methods to validate the message. The message validator checks the SigningCertURL, SignatureVersion, and Signature to make sure they are valid and consistent with the message data. Amazon Simple Notification Service (Amazon SNS) is a fast, fully-managed, push messaging service. Amazon SNS can deliver messages to email, mobile devices (i.e., SMS; iOS, Android and FireOS push notifications), Amazon SQS queues, and of course HTTP/HTTPS endpoints.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Digital Signer (a PDF Signing software)

    Digital Signer (a PDF Signing software)

    Sign PDF with Digital Signature Software. Batch PDF Sign. DSC Signer.

    Digital Signer is a powerful and user-friendly software designed to secure and sign your digital documents with ease. Ideal for Tender filling, individuals, businesses, and professionals, this software ensures that your sensitive documents are protected from unauthorized editing and tampering, maintaining their integrity and authenticity. Key Features Sign PDFs with Hardware Devices: Ensuring the highest level of security. Digital Signature Certificates (DSC): Apply digital...
    Downloads: 84 This Week
    Last Update:
    See Project
  • 99.99% Uptime for MySQL and PostgreSQL Databases Icon
    99.99% Uptime for MySQL and PostgreSQL Databases

    Sub-second maintenance. 2x read/write performance. Built-in vector search for AI apps.

    Cloud SQL Enterprise Plus delivers near-zero downtime with 35 days of point-in-time recovery. Supports MySQL, PostgreSQL, and SQL Server.
    Start Free
  • 10
    p7s-universal-viewer

    p7s-universal-viewer

    Free P7S Viewer for Windows - Open and extract .p7s files easily

    P7S Viewer is a free Windows tool that allows you to open, inspect and extract content from .p7s files. Many users struggle to open .p7s files because they are digitally signed containers used in email systems and official documents. This tool makes the process simple and accessible for everyone. Key features: - Open .p7s files instantly - View signature details (issuer, subject, timestamp) - Extract embedded files (PDF, XML, images, documents) - Simple and lightweight interface - No technical knowledge required This tool is ideal for users who receive signed email attachments or work with digital signatures and need a fast and easy way to access the real content inside .p7s files. ...
    Leader badge
    Downloads: 55 This Week
    Last Update:
    See Project
  • 11
    mendelson AS2

    mendelson AS2

    Implementation of the EDIINT AS2 protocol (RFC 4130)

    mendelson AS2 is the JAVA-based open source EDIINT AS2 solution. Monitoring- and configuration GUI, async & sync MDN, signatures, encryption, TLS, web interface, pluggable into any servlet container, partner manager, certificate manager, data compression, optional profiles: MA, FN. Localized to Spanish, Italian, Portuguese, German, English, French, Polish
    Leader badge
    Downloads: 347 This Week
    Last Update:
    See Project
  • 12

    Signatures James Mortensen

    1,000 signatures for quotes.js

    James Mortensen made an extension to/for chrome that adds a random signature from a list. Not updated since 2024, I wanted to add the one I use as a starter/example for those using it. mine is here: C:\Users\<user name here>\AppData\Local\Google\Chrome\User Data\Default\Extensions\kbjehpegjjfajhnommoeefdjhlhbgojh\2.0.3_0 Disclaimer; Your mileage may vary, and not all plates appreciate in value.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    EspoCRM - Open Source CRM

    EspoCRM - Open Source CRM

    Moving in the right direction together!

    EspoCRM software is that it’s fully customizable. We strive to create a solution that fits different business and industry needs, without having to rely on a “one size fits all” approach or make you spend a fortune on customization. Demo: https://www.espocrm.com/demo/ Installation: https://docs.espocrm.com/administration/installation/ Customer relationship management (CRM) software is developing every day due to ever-changing global business environment and rapid advances in...
    Leader badge
    Downloads: 20 This Week
    Last Update:
    See Project
  • 14
    mendelson AS4

    mendelson AS4

    AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW

    mendelson AS4 is a free JAVA-based open source AS4 solution. Contains a monitoring- and configuration GUI (SWING), supports PUSH and PULL messages, ENTSOG AS4, e-SENS AS4, ebMS AS4, BDEW AS4, PEPPOL AS4, ICS2 AS4, signatures (SOAP, payload), selectable profile per trading partner, encryption (SOAP, payload), UserNameToken, TLS, pluggable into any servlet container, trading partner management, compression, certificate management
    Downloads: 3 This Week
    Last Update:
    See Project
  • 15
    OpenKM Document Management - DMS

    OpenKM Document Management - DMS

    Document Management System and Content Management System

    OpenKM Community Edition is a free Document Management System (DMS) that helps businesses control the production, storage, management and distribution of electronic documents, boosting effectiveness and productivity. It integrates document management, collaboration and advanced search into one easy-to-use solution, including administration tools for user roles, access control, security levels, activity logs and automation setup. With OpenKM Community Edition you can: Collect information...
    Leader badge
    Downloads: 182 This Week
    Last Update:
    See Project
  • 16
    Kalkun
    Kalkun is an open source web-based SMS (Short Message Service) manager. It uses Gammu SMSD (part of gammu family) as SMS gateway engine to deliver and retrieve messages from your phone/modem. Documentation is on the wiki: https://github.com/kalkun-sms/Kalkun/wiki Development and source code can be found on github: https://github.com/kalkun-sms/Kalkun/
    Downloads: 20 This Week
    Last Update:
    See Project
  • 17
     Sea of Poetry(دریای سخن)

    Sea of Poetry(دریای سخن)

    The Sea of Poetry is a valuable library of poetry of Persian poets.

    The Sea of Poetry(دریای سخن) is a valuable library of poetry of Persian great poets. Useful information: IDE: Android Studio Programming language: Java
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18

    Digital Signature For Contact Form 7

    can add multiple signature pads in your contact form 7

    A digital signature is an electronic equivalent of a handwritten signature. It is a cryptographic mechanism used to verify the authenticity and integrity of digital messages, documents, or data. Digital signatures use a combination of public and private keys to provide an unforgeable seal that can only be generated by the original sender and verified by the recipient. Contact Form 7 and Its Significance Contact Form 7 is one of the most popular and user-friendly WordPress plugins that...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    WTE

    WTE

    Forensic Windows Triage Environment

    * Files are compressed and ENCRYPTED so are identified as "Malware" by Sourceforge. Criminal Investigators auxiliary in conducting investigations on computer systems. WTE is an easy to use, integrated forensic system that enables an investigator to safely image, preview and analyze internal hard drives (DeadBox), and also to conduct live forensics (LiveBox) or data recovery, using their tool(s) of choice. Safely and Easily Search and Triage with no need to disassemble computers or...
    Downloads: 5 This Week
    Last Update:
    See Project
  • 20
    Responsive HTML email signature(s)

    Responsive HTML email signature(s)

    Template generator for (responsive) emails & email signatures

    ...We can't fix all email clients, but we can surely make our lives easier with some automation. Any number of CSS, SASS or LESS files in a template directory & they will be automatically processed & inlined into the files outputted in ./dist. Templates can contain multiple HTML files from which to build emails. For example, the dark template has signature.html and signature-reply.html, which is a simpler version.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21

    Digital Signature Checkout Woocommerce

    Digital Signature checkout for WooCommerce Plugin is one of the best

    A digital signature is the electronic equivalent of a handwritten signature or a stamped seal, but it offers far more security and traceability. It is a cryptographic method used to ensure the integrity, authenticity, and non-repudiation of digital documents, messages, or transactions. By using digital signatures in the checkout process, businesses can significantly enhance security and build trust with their customers. Benefits of Digital Signature Checkout for WooCommerce Data...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    govalidator

    govalidator

    Package of validators and sanitizers for strings, numerics, etc.

    A package of validators and sanitizers for strings, structs and collections. Based on validator.js. Activate behavior to require all fields have a validation tag by default. SetFieldsRequiredByDefault causes validation to fail when struct fields do not include validations or are not explicitly marked as exempt (using valid:"-" or valid:"email,optional"). A good place to activate this is a package init function or the main() function. SetNilPtrAllowedByRequired causes validation to pass when...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23

    GenerateSignatureFromLDAP

    Automatically generate Outlook signatures based on templates and LDAP.

    Small signature generator for Microsoft Outlook, ideal for use in logon scripts. Outlook signature files are generated based on templates that pull data from Active Directory using LDAP. Also includes a wizard to generate the templates based on your existing Outlook signature(s), without modifying anything on the Exchange Server. Can be run in a logon (or logoff) script to pull Active Directory data and merge it with design template(s) in order to provide unified Outlook signature layout...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24

    HERMES Mail

    The cult-favourite eMail client formerly known as Qualcomm Eudora

    eMail traffic is on the rise. With over 100 man-years of development time behind it and a clean, intuitive interface that makes handling messages a breeze, Hermes Messenger (formerly known as QUALCOMM Eudora) is more than a way to send and receive mail: it's a powerful management tool with features to increase your productivity and enhance your communications. It is the best eMail program for people who get lots of it. If you're not yet one of them, you soon will be. Take control of your...
    Leader badge
    Downloads: 44 This Week
    Last Update:
    See Project
  • 25
    SSL Signature Check (SSLSigcheck) is an email filter designed to be run from within procmail. It will examine the signature and certificate of a signed email, and add header information that procmail recipes can use to filter the message.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • Next