124 projects for "email" with 1 filter applied:

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  • 1
    Thunderbird for iOS

    Thunderbird for iOS

    Open Source Email App for iOS

    Thunderbird iOS is the official iPhone and iPad email client offering from the Thunderbird project, bringing the capabilities of a feature-rich, open-source email experience to iOS devices with native UI and Apple platform integrations. The app gives users a powerful tool for managing multiple email accounts, including IMAP and POP3 configurations, and supports modern authentication flows like OAuth for popular providers.
    Downloads: 37 This Week
    Last Update:
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  • 2
    Tutanota

    Tutanota

    Open source email service with a strong focus on security and privacy

    Tutanota is an open source email client focused on security and privacy. It is built with end-to-end encryption and 2FA, so you can be assured of utmost email security. Tutanota is always encrypted, so whether you’re using their secure webmail client, mobile apps or desktop clients, you can be sure to communicate securely.
    Downloads: 16 This Week
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  • 3
    K-9 Mail

    K-9 Mail

    Open Source Email App for Android

    K-9 Mail is an advanced, open-source email client for Android that's focused on making it easy to chew through large volumes of email. It's designed to be easy to use by both novice and power users, with plenty of useful features. It has IMAP push email support, support for multiple accounts, support for POP3 and Exchange 2003/2007 (with WebDAV), flagging, filing, signatures and more!
    Downloads: 6 This Week
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  • 4
    Thunderbird for Android

    Thunderbird for Android

    Open Source Email App for Android (fka K-9 Mail)

    Thunderbird Android is the mobile counterpart of the popular Thunderbird email client, reimagined for Android phones and tablets so users can access, send, and organize email from multiple accounts with advanced features found in desktop clients. It embraces modern mobile UI design while supporting robust email protocols (IMAP/POP3) and standards like OAuth for secure logins to services such as Gmail, Outlook, or custom mail providers.
    Downloads: 3 This Week
    Last Update:
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  • Enterprise-grade ITSM, for every business Icon
    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity.

    Freshservice is an intuitive, AI-powered platform that helps IT, operations, and business teams deliver exceptional service without the usual complexity. Automate repetitive tasks, resolve issues faster, and provide seamless support across the organization. From managing incidents and assets to driving smarter decisions, Freshservice makes it easy to stay efficient and scale with confidence.
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  • 5
    MailTrackerBlocker

    MailTrackerBlocker

    Email tracker, read receipt and spy pixel blocker plugin, macOS Mail

    MailTrackerBlocker is a macOS Mail plugin that prevents email tracking pixels from collecting user data. It enhances privacy by blocking hidden tracking mechanisms used by marketing emails.
    Downloads: 0 This Week
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  • 6
    Proton Mail for iOS

    Proton Mail for iOS

    Secure email that protects your privacy

    Proton Mail for iOS is the official iPhone and iPad client that brings Proton’s secure, end-to-end encrypted email service to Apple’s mobile ecosystem, combining strong privacy protections with native performance and gestures. The app allows users to sign in to one or multiple Proton Mail accounts, read and compose encrypted messages, schedule emails, protect emails with passwords, set expiration timers, and organize mail with labels and folders inside a smooth, intuitive iOS interface. ...
    Downloads: 0 This Week
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  • 7
    Proton Mail for Android

    Proton Mail for Android

    Proton Mail Android app

    Proton Mail for Android is the official mobile application that lets users access their Proton Mail encrypted email accounts securely on Android devices, providing the full suite of messaging features while preserving end-to-end encryption and user privacy. Designed for modern Android phones and tablets, the app lets users send, receive, organize, and search encrypted emails, create new Proton accounts, manage multiple accounts, and apply labels or folders to keep messages tidy — all within a responsive, touch-optimized interface. ...
    Downloads: 0 This Week
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  • 8
    X-osint

    X-osint

    Open source OSINT tool for gathering data on emails, phones, and IPs

    X-osint is an open source intelligence framework designed to collect and analyze publicly available information from multiple sources. It focuses on gathering useful and credible data about entities such as phone numbers, email addresses, and IP addresses using a range of automated OSINT techniques. It provides investigators and researchers with a centralized interface for running information-gathering tasks that would normally require multiple separate tools. X-osint can also perform domain-related reconnaissance activities such as subdomain enumeration, DNS lookups, and host discovery to help identify infrastructure associated with a target. ...
    Downloads: 40 This Week
    Last Update:
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  • 9
    ObjectivePGP

    ObjectivePGP

    ObjectivePGP is an open-source library for iOS and macOS

    ObjectivePGP is an open-source library for OpenPGP encryption, decryption, signing, and verification in Objective-C and Swift. It enables developers to add PGP-based security to iOS and macOS apps.
    Downloads: 1 This Week
    Last Update:
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  • 10
    Session for Android

    Session for Android

    A Decentralized, Onion Routed, Private Messenger

    Session Android is the official mobile client for Session, a privacy-first messaging protocol that enables secure, anonymous messaging without requiring phone numbers, email addresses, or centralized user accounts. Built natively for Android, the app lets users send and receive end-to-end encrypted text messages, voice notes, images, and attachments in both one-on-one and group chats, all while routing data through a decentralized onion-routing network designed to protect not just message content but also metadata like sender ID, timing, and network location. ...
    Downloads: 12 This Week
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  • 11
    PassKit PHP SDK

    PassKit PHP SDK

    PHP SDK for Apple Wallet and Google Pay Membership, Loyalty, etc.

    ...Use the PassKit PHP gRPC SDK to issue and manage Apple Wallet and Google Pay Passes from your PHP application. Simply request your SDK credentials from the PassKit Portal. You will receive an email with your credentials on your registered email address. Follow the instructions in the email to decrypt key.pem, and then copy the .pem files into your project (in this project & for the examples to work they should be in the certs directory). Additionally, the PassKit portal facilitates management, distribution and simple analysis of your Mobile Wallet projects.
    Downloads: 0 This Week
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  • 12
    SmsForwarder

    SmsForwarder

    Monitors Android mobile phone text messages, calls, and notifications

    ...Users can set custom logic so that certain messages or notifications trigger forwarding to group chat bots (like DingTalk or enterprise WeChat), webhook endpoints, email, push services (PushPlus, Bark), Telegram bots, and other channels, allowing flexible integration with communication workflows. In addition to basic forwarding, the app’s rule-based engine can filter messages, enabling selective forwarding based on content, sender, or event type, and it can even push details like call logs or device battery status. ...
    Downloads: 8 This Week
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  • 13
    Berty

    Berty

    Berty is a secure peer-to-peer messaging app

    ...Just like blockchain technologies, Berty doesn’t pass your data through central servers - the place where internet service providers, hackers, and governments can intercept your data. Instead, Berty’s network is distributed, based on P2P direct messaging. Berty couldn’t care less about who you are. You don’t need to provide your real name, an email, or a date of birth. You don’t even need a SIM card!
    Downloads: 3 This Week
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  • 14
    Notally

    Notally

    A beautiful notes app

    Notally was created because I wanted to make something that was beautiful and at the same time, useful. It's extremely light, there are minimal dependencies and lines of code.
    Downloads: 3 This Week
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  • 15
    Countly

    Countly

    Product analytics platform

    Understand and enhance your customers' journey on your web, mobile or desktop application through Countly. Countly is an innovative, real-time, open source mobile & web analytics platform, with rich push notifications and crash reporting tools. Countly securely processes billions of data points every day from mobile, desktop and web apps to help thousands of companies visualize their data, analyze and use it to grow their business. Countly is made up of two main parts: the server...
    Downloads: 11 This Week
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  • 16
    React Native Contracts

    React Native Contracts

    React Native Contacts

    A React Native library for accessing and managing contacts on iOS and Android devices, enabling apps to retrieve and manipulate contact data.
    Downloads: 0 This Week
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  • 17
    OneSignal Android Push Notification

    OneSignal Android Push Notification

    OneSignal is a free push notification service for mobile apps

    OneSignal is a free email, sms, push notification, and in-app message service for mobile apps. This plugin makes it easy to integrate your native Android or Amazon app with OneSignal.
    Downloads: 1 This Week
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  • 18
    GPSLogger

    GPSLogger

    Lightweight GPS Logging Application For Android

    GPSLogger is an Android app that logs GPS information to various formats (GPX, KML, CSV, NMEA, Custom URL) and has options for uploading (SFTP, OpenStreetMap, Google Drive, Dropbox, Email). This app aims to be as battery efficient as possible. GPSLogger uses the GPS capabilities of your Android phone to log coordinates to GPS format files at regular intervals. This can be particularly useful if you want to geotag your photos after a day out or share your travel route with someone. The purpose of this application is to be battery efficient to save you battery power when abroad and last as long as possible.
    Downloads: 3 This Week
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  • 19
    React Native OneSignal SDK

    React Native OneSignal SDK

    React Native Library for OneSignal Push Notifications Service

    OneSignal is a free email, sms, push notification, and in-app message service for mobile apps. This SDK makes it easy to integrate your native React-Native iOS and/or Android apps with OneSignal.
    Downloads: 0 This Week
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  • 20
    Locker Password Manager

    Locker Password Manager

    Open source secure password manager

    Locker is a password manager that goes beyond the mere concept of password management. Whatever your previous password manager provided, we offer even more. Store passwords, passkeys and personal data in one encrypted vault. Manage effectively with categories and folders. Save your passwords with a click, login and checkout made effortlessly with auto-saving and auto-fill features from passwords, payment details to two-factor authentication passcodes. Locker password manager is...
    Downloads: 0 This Week
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  • 21
    Tinode Instant Messaging Server

    Tinode Instant Messaging Server

    Instant messaging platform

    Instant messaging server. Backend in pure Go (license GPL 3.0), client-side binding in Java, Javascript, and Swift, as well as gRPC client support for C++, C#, Go, Java, Node, PHP, Python, Ruby, Objective-C, etc. (license Apache 2.0). Wire transport is JSON over websocket (long polling is also available) for custom bindings, or protobuf with gRPC. Persistent storage is any one of RethinkDB, MySQL or MongoDB. A third-party unsupported DynamoDB adapter also exists. Other databases can be...
    Downloads: 1 This Week
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  • 22
    Raivo OTP

    Raivo OTP

    A native, lightweight and secure one-time-password (OTP) client

    Raivo OTP’s iOS application is a native, secure, and user-friendly two-factor authentication (2FA) client that generates time-based (TOTP) and counter-based (HOTP) one-time passwords to protect accounts, all built specifically for iOS devices using modern Swift. It helps users replace or supplement traditional SMS or email 2FA by securely storing OTP secrets and displaying rotating codes that can be synced via iCloud across Apple devices, reducing the risk of losing access when switching devices. Users can easily add new accounts by scanning QR codes or entering secrets manually, assign custom icons for better visual organization, and quickly search through stored tokens to find the one they need. ...
    Downloads: 0 This Week
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  • 23
    Session for iOS

    Session for iOS

    A Decentralized, Onion Routed, Private Messenger

    Session iOS is the native iPhone and iPad client for the Session secure messaging ecosystem, engineered to bring private, anonymous communication to Apple’s mobile platforms without relying on phone numbers or email addresses. The app supports encrypted one-on-one and group chats, voice messages, file and image sharing, and threaded conversations, all delivered over a decentralized onion network designed to conceal metadata such as sender identity, message timing, and network path. On iOS, Session integrates with Apple’s notification and background execution frameworks so that messages arrive reliably while preserving privacy protections, and it supports Face ID/Touch ID unlock to guard access to local message storage. ...
    Downloads: 0 This Week
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  • 24
    Adaptive Cards

    Adaptive Cards

    A new way for developers to exchange card content

    ...A conversational bot powered by Adaptive Cards can greatly simplify business workflows on your web site or through other channels. As the digital hub for many modern workers, Teams offers multiple extensibility points for apps to integrate with. Email has long been life-blood of an information worker, and now you can deliver actionable content directly to their inbox.
    Downloads: 0 This Week
    Last Update:
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  • 25
    Django-CRM - Free Open Source  Software

    Django-CRM - Free Open Source Software

    Enterprise CRM software + Tasks management, Email marketing and more!

    ...The eCRM software supports multiple currencies, payment tracking, and shipment management, ensuring comprehensive financial oversight. Additionally, task management, office memos, and email integration enhance collaboration and communication, making this Django CRM very helpful for boosting productivity and maintaining organized business processes.
    Downloads: 25 This Week
    Last Update:
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