Mailpile

Mailpile

Mailpile is an open source email client with built-in encryption and privacy features. It allows users to search and organize email easily while keeping data secure.
Mailpile image
email encryption privacy open-source

Mailpile: Open Source Email Client with Encryptions

Mailpile is an open source email client with built-in encryption and privacy features. It allows users to search and organize email easily while keeping data secure.

What is Mailpile?

Mailpile is an open source email client developed with a focus on encryption and privacy. It stores all user data locally by default and provides easy-to-use encryption for emails through OpenPGP and S/MIME standards.

Key features of Mailpile include:

  • Full text search across all emails with advanced sorting and filtering options
  • Secure encrypted storage of emails and contacts data on the user's device
  • Simplified encryption key management and secure sharing capabilities
  • Customizable tagging for organizing emails into user-defined categories
  • Support for multiple accounts and identities in one interface

The goal of Mailpile is to make private and encrypted email easy. Its intuitive interface allows average users to leverage encryption, while advanced security features satisfy the needs of privacy experts. With everything stored locally by default, users retain control over their data.

Mailpile Features

Features

  1. Open source email client
  2. Built-in encryption
  3. Privacy features
  4. Search and organize emails
  5. Keep data secure

Pricing

  • Open Source

Pros

Open source

Encryption for security

Privacy features

Easy email organization

Secure data storage

Cons

Requires some technical knowledge to set up

Not as full-featured as some commercial options

Encryption can cause compatibility issues


The Best Mailpile Alternatives

Top Social & Communications and Email and other similar apps like Mailpile


Thunderbird icon

Thunderbird

Mozilla Thunderbird is a feature-rich and open-source email client that serves as a personal information manager. Developed by the Mozilla Foundation, the same organization behind the Firefox web browser, Thunderbird is designed to provide a user-friendly and customizable experience for managing email, contacts, calendars, and more. Key Features: Email Management:...
Microsoft Office Outlook icon

Microsoft Office Outlook

Microsoft Outlook is a personal information manager software application developed by Microsoft. It is part of the Microsoft Office suite of productivity applications.Outlook offers email, calendar, contacts, tasks, and notes management features. It supports exchanging email, calendar appointments, contacts, tasks, and notes with Microsoft Exchange Server or other services supporting...
Microsoft Office Outlook image
Apple Mail icon

Apple Mail

Apple Mail, commonly known as Mail, is the default email client pre-installed on Apple devices running macOS and iOS. As a core application within the Apple ecosystem, Mail provides users with a straightforward and integrated email experience, aligning with Apple's emphasis on user-friendly design. Key Features: User-Friendly Interface: Apple Mail...
Apple Mail image
Roundcube icon

Roundcube

Roundcube is a free and open source web-based IMAP email client. It was designed from the ground up to be fast, flexible and easy to install and use. One of the main goals is having an efficient and visually appealing graphical user interface that is both intuitive and functional.Some of...
Roundcube image
Tuta icon

Tuta

Tuta is an open source, privacy-focused email service launched in 2014. It emphasizes security and anonymity for its users. Some key features of Tuta include:End-to-end encryption - Emails are encrypted between the user and recipient, preventing third parties from accessing content.Anonymous sign up - No phone number or other personal...
Tuta image
Evolution icon

Evolution

Evolution is a free and open-source email client for Linux and Unix-like operating systems. Originally developed by Ximian, Evolution has been the default email client in GNOME desktop since version 2. It is designed to be easy-to-use while still offering advanced email management features out of the box.Some key features...
Evolution image
Mailspring icon

Mailspring

Mailspring is an open-source email client application developed by Foundry 376. It is available for Windows, Mac, and Linux operating systems.Mailspring provides a modern, intuitive user interface and aims to improve email productivity by organizing conversations, connecting with third-party apps, and providing advanced features like snooze, send later, templates, and...
Mailspring image
Rainloop icon

Rainloop

Rainloop is an open-source, self-hosted webmail application with a focus on modern features and lightweight code. Some key aspects of Rainloop:Open source under AGPLv3 license so it's free to useWorks with common email protocols like IMAP, POP3, SMTPSupports multi-account email with unified inboxModern threaded conversations and email taggingContact management, calendar,...
Rainloop image
Yahoo Mail icon

Yahoo Mail

Yahoo Mail is a free web-based email service provided by Yahoo. It was launched in 1997 and offers users 1 TB of free email storage, putting it among the email services with the highest storage. Key features of Yahoo Mail include:Easy-to-use webmail interface accessible from any web browserMobile app allowing...
Yahoo Mail image
Geary icon

Geary

Geary is an open-source email application designed specifically for the GNOME desktop environment on Linux. It features a minimal yet intuitive interface that aims to provide a fast and distraction-free email experience.Some key features of Geary include:Supports common email protocols like IMAP, POP3, and SMTPQuick search and filtering of messagesOrganize...
Geary image
NeutronMail icon

NeutronMail

NeutronMail is an open-source, privacy-focused email service launched in 2019. It was created as an alternative to mainstream email providers like Gmail and Yahoo Mail, with a strong emphasis on user privacy and security.Some of the key features of NeutronMail include:End-to-end encryption - Messages are encrypted between the sender and...
NeutronMail image
Topmail icon

Topmail

Topmail is a feature-rich email and calendar application for Windows designed to help users organize, access, and manage communications more efficiently.As an email client, Topmail provides tools to sort messages into customizable folders and categories, enable quick search, schedule emails to send later, set reminders for replies, and archive older...
Topmail image
Encipher.it icon

Encipher.it

Encipher.it is a free web-based encryption service that allows users to encrypt and decrypt text, files, and messages using various ciphers and hash functions. It offers a simple interface for non-experts to utilize strong encryption like AES and RSA to protect sensitive data.Features of Encipher.it include:Text encryption using ciphers like...
Encipher.it image
Trojitá icon

Trojitá

Trojitá is an open-source email client for Linux designed with security, power users and developers in mind. Some key features include:Fast and lightweight - Trojitá uses the Qt framework and has a small memory footprint compared to other desktop email clients.Strong encryption support - It supports encryption protocols like PGP...
Trojitá image
Gmail Go icon

Gmail Go

Gmail Go is a streamlined version of the Gmail app developed by Google for Android devices. It retains the core functionality of Gmail while using less storage space and mobile data.Some key features of Gmail Go include:Multiple Gmail account supportConversation threadsPowerful search for emailsSpam protectionThemes and customization optionsOffline supportIntuitive swipe...
Gmail Go image
StartMail icon

StartMail

StartMail is an email service launched in 2009 that focuses on providing privacy and security for its users. Some key features of StartMail include:End-to-end encryption of emails to protect message contents from third partiesAnonymous signup without needing to provide any personal informationAbility to create aliases to use for signing up...
StartMail image
Mailfence icon

Mailfence

Mailfence is a secure email service and platform that places a strong emphasis on privacy and security without compromising on usability. It was launched in 2013 by ContactOffice Group, a Belgium-based company.Some key features of Mailfence include:End-to-end encryption of emails to keep communications private.Digital signatures on emails to verify authenticity.Custom...
Mailfence image
SCRYPTmail icon

SCRYPTmail

SCRYPTmail is a free, open-source, encrypted email service launched in 2014. It differentiates itself from other email providers by putting privacy and security first.SCRYPTmail uses open standards and end-to-end encryption to ensure emails can only be read by the recipient. This means that even SCRYPTmail itself cannot access the content...
MsgSafe.io icon

MsgSafe.io

MsgSafe.io is a secure and private messaging application designed to allow users to communicate without worrying about their data being exposed. It offers end-to-end encryption for messages, voice notes, files, and video calls exchanged between users.Some key features of MsgSafe.io include:End-to-end encryption - Messages can only be read by the...
MsgSafe.io image
Mail.be icon

Mail.be

Mail.be is a free web-based email service offered by Belgacom, the largest telecommunications company in Belgium. It was launched in 2010 as a consumer-focused email platform designed to compete with services like Gmail and Outlook.com.Some key features of Mail.be include:5GB of storage space for emails and attachmentsAutomatic spam and virus...
Mail.be image
InstAddr icon

InstAddr

InstAddr is an open-source self-hosted solution for email marketing and newsletters. It allows you to easily create mailing lists, design email templates, schedule campaigns, and track engagement - all without needing to pay monthly subscription fees.Some key features of InstAddr include:Building subscriber lists with customizable signup formsDrag-and-drop editor for crafting...
InstAddr image
Mailbox.org icon

Mailbox.org

Mailbox.org is a privacy-focused email service based in Germany. Founded in 2014, Mailbox.org differentiates itself by placing a strong emphasis on security, privacy, and transparency.Some key features of Mailbox.org include:End-to-end encryption using OpenPGP for emails stored on Mailbox.org servers.Custom @mailbox.org email addresses or users can use their own domain.Ad-free interface...
Mailbox.org image
Betterbird icon

Betterbird

Betterbird is an open-source, decentralized alternative to Twitter. It allows users to post short messages called "tweets", follow other users, like and retweet posts, and have conversations.Some key features of Betterbird include:Chronological timelines - Shows tweets in reverse chronological order rather than based on algorithms.Privacy focused - Does not track...
Betterbird image
Hushmail icon

Hushmail

Hushmail is a Canada-based encrypted email service launched in 1999. It allows users to register for an email account that provides PGP encryption, self-destructing emails, and other privacy features.Some key features of Hushmail include:PGP encryption - Emails are encrypted using OpenPGP standards before being sent, keeping the contents private.Private network...
Hushmail image
Posteo icon

Posteo

Posteo is a privacy-focused email service based in Germany. It was launched in 2009 with the goal of providing a secure and private email alternative to major providers like Gmail or Outlook.Some key features of Posteo include:End-to-end encryption - Emails are encrypted automatically using OpenPGP, protecting the contents from third...
Posteo image
Onion Mail icon

Onion Mail

Onion Mail is an email service designed with privacy as a top priority. It routes all emails through the Tor network, which encrypts traffic and conceals users' locations and IP addresses. This enhances security and prevents surveillance or profiling based on communication metadata.A key benefit of Onion Mail is that...
Onion Mail image
Isotope Mail Client icon

Isotope Mail Client

Isotope Mail Client is an open-source email client developed by Isotope Technologies. It is available for Windows, macOS and Linux operating systems.Isotope focuses on providing strong privacy protections and supports end-to-end email encryption using PGP (Pretty Good Privacy). Private keys can be stored locally on the user's device or on...
Isotope Mail Client image
Squirrelmail icon

Squirrelmail

Squirrelmail is a standards-based webmail package written in PHP that allows users to access email accounts through a web browser. It supports major email protocols including SMTP, POP3, and IMAP for sending and receiving emails.Some key features of Squirrelmail include:Open source and free to useSupports a wide range of IMAP...
Squirrelmail image
Criptext icon

Criptext

Criptext is an open source, privacy-focused email service launched in 2014 that emphasizes enhanced security through end-to-end encryption. Emails sent through Criptext can only be read by the intended recipient, preventing unauthorized access or data leaks.Some key features of Criptext include:End-to-end encryption for emails and attachments using OpenPGP cryptographyZero-access encryption...
Criptext image
Cypht icon

Cypht

Cypht is an open source web-based email client focused on privacy and security. Developed by Worldforge, Cypht allows accessing emails through the TOR network to enhance anonymity. It has native PGP encryption for signing and encrypting emails to protect sensitive communications.Key features of Cypht include:Compatible with IMAP and POP3 email...
Cypht image
Mail2world icon

Mail2world

mail2world is an email management software that helps users access emails from multiple accounts through a single unified interface. It supports popular email services like Gmail, Outlook, Yahoo Mail, iCloud Mail, etc. allowing you to manage all your email accounts from one place rather than logging in and out of...
Mail2world image
CounterMail icon

CounterMail

CounterMail is a privacy-focused email service launched in 2014. It offers robust security and privacy features for personal and business use.Some key features of CounterMail include:End-to-end encryption of emails and attachments stored on CounterMail's serversSelf-destructing messages that disappear from the recipient's inbox after a set timeAnonymous registration without needing to...
CounterMail image
Inbox by Gmail icon

Inbox by Gmail

Inbox by Gmail is an email application created and developed by Google. It connects to your Gmail account and uses machine learning to organize and prioritize your emails automatically.Some key features of Inbox by Gmail include:Bundles - Automatically groups similar emails into bundles like Finance, Purchases, Trips etc. Makes it...
Inboxer icon

Inboxer

Inboxer is an email management application designed to help users organize, prioritize, and efficiently handle their email. It features a streamlined, user-friendly interface that allows for quick processing of incoming messages.Some key features of Inboxer include:Custom categories, filters, and rules to automatically sort emails into different tabs or folders based...
Inboxer image
Nextcloud Mail icon

Nextcloud Mail

Nextcloud Mail is an open source email and productivity suite that integrates tightly with the Nextcloud content collaboration platform. It provides users with feature-rich email along with calendar and contacts management. Some key features of Nextcloud Mail include:Easy setup and integration - Nextcloud Mail integrates out-of-the-box with Nextcloud servers, enabling...
Nextcloud Mail image
OpenMailBox icon

OpenMailBox

OpenMailBox is an open source email platform focused on privacy and security. Unlike large corporate email providers, OpenMailBox aims to give users full ownership and control over their data and communications.Some key features of OpenMailBox include:End-to-end encryption for all emails, keeping messages secure and private.Anonymous account registration without needing to...
Teknik Mail icon

Teknik Mail

Teknik Mail is an open-source email client for Windows, Mac, and Linux operating systems. Developed by Teknik Technologies, Teknik Mail focuses heavily on privacy, security, and customization.Some of the standout features of Teknik Mail include:End-to-end encryption of emails to protect messages from third-party accessSupport for connecting multiple email accounts such...
Teknik Mail image
Lavabit icon

Lavabit

Lavabit is an open-source email service that offers end-to-end encryption and focuses on providing privacy and security for its users. It was created by Ladar Levison and launched in 2004 as an alternative to other email providers like Gmail and Yahoo Mail.Lavabit's main selling point was its strong encryption that...
Lavabit image
Safe-mail.net icon

Safe-mail.net

Safe-mail.net is a privacy-focused email service launched in 2022 that emphasizes secure, private communications without collecting user data. Some key features of Safe-mail.net include:End-to-end encryption for emails stored and in transitAnonymous sign-up without personal infoNo IP address or user activity loggingSecure core infrastructure in privacy-friendly jurisdictionOpen source code for transparencyEasy...
Safe-mail.net image
Runbox icon

Runbox

Runbox is a Norway-based email service focused on privacy and security. Founded in 2004, Runbox aims to provide a secure and feature-rich email platform while keeping user data safe.Some key features of Runbox include:End-to-end encryption for emails stored on Runbox serversSupport for custom domains so you can use your own...
Runbox image
Webmail Lite icon

Webmail Lite

Webmail Lite is a free, web-based email service that allows users to access their email accounts through a web browser interface instead of using a desktop email client. It provides essential email functions like:Sending and receiving emailsOrganizing emails into foldersSearching emailsEmail attachmentsContact managementEmail signaturesSpam filteringAs a web application, Webmail Lite...
Webmail Lite image
Private Relay icon

Private Relay

Private Relay is an online privacy feature introduced by Apple as part of its iCloud+ service. It is designed to prevent internet service providers (ISPs) and network operators from monitoring a user's browsing behavior and collecting data on their online activity.When Private Relay is enabled in Safari, web traffic leaving...
Private Relay image
Atmail Email Server icon

Atmail Email Server

Atmail Email Server is an on-premises email and collaboration platform designed for businesses and organizations. It provides a full-featured mail server along with additional functionality like calendars, contacts, tasks, notes, chat, and file storage.Key features of Atmail include:Easy installation on Linux or Windows serversScalable to support large numbers of mailboxes...
Atmail Email Server image
Mr. Mail icon

Mr. Mail

Mr. Mail is an affordable email marketing and automation platform designed for small businesses, solopreneurs, entrepreneurs, startups, and anyone who wants to effectively communicate with their contacts and customers.With Mr. Mail you can easily create professional-looking email newsletters from scratch or using one of hundreds of ready-made templates. It has...
Mr. Mail image
Beeble icon

Beeble

Beeble is an open-source content management system (CMS) primarily designed for small and medium-sized businesses, bloggers, and other simpler websites that don't require complex functionality. It features an intuitive drag-and-drop editor that makes it easy for anyone without coding skills to quickly build a professional website.Some key features of Beeble...
Beeble image
Claws Mail icon

Claws Mail

Claws Mail is a free, open source email client and news client for Linux and other Unix-like operating systems. It is designed to be lightweight, fast, and easy to use while still being highly customizable and supporting advanced features.Some key features of Claws Mail include:Support for POP3, IMAP, NNTP and...
Claws Mail image
Sendinc icon

Sendinc

Sendinc is an email marketing and automation platform used by small businesses, bloggers, and freelancers to engage with their contacts and customers. Some key features of Sendinc include:Drag-and-drop email builders with hundreds of custom email templates to create beautiful, on-brand emails quickly.Tools to import contacts, segment lists, and personalize content...
Sendinc image
June.ai icon

June.ai

June.ai is an artificial intelligence-powered virtual assistant designed specifically for meetings. It helps teams run more productive meetings by automatically generating notes, action items, summaries, and memos from meeting recordings and notes.Some key features of June.ai include:Real-time transcription and note-taking during meetingsAutomated summaries highlighting key discussion points and decisionsAction item...
InboxCube icon

InboxCube

InboxCube is an email client software designed for teams and businesses to collaborate on emails and tasks. It includes the following key features:Shared inboxes - Allows teammates to easily collaborate by providing access to team inboxes.Task management - Enables users to convert emails into trackable tasks with due dates and...
Pawnmail icon

Pawnmail

Pawnmail is an open-source email server software focused on privacy and security. It enables users to set up and run an email server on their own device or VPS to get the privacy of an encrypted email service without relying on third-party providers. Unlike most mainstream email services, Pawnmail does...
Newmanity icon

Newmanity

Newmanity is an open-source alternative to Postman focused on API testing and documentation. Developed by Orange Valley Technologies, Newmanity provides a feature-rich graphical user interface for sending API requests and organizing them into reusable collections.Key features of Newmanity include:Intuitive UI for composing API requests with support for variables, authentication, and...
Newmanity image
ETHletter icon

ETHletter

ETHletter is an open-source, decentralized newsletter platform built on the Ethereum blockchain. It allows creators to publish newsletters and charge subscription fees in cryptocurrency without relying on centralized platforms like Substack or Revue.Some key features of ETHletter include:Newsletters are stored on IPFS, a decentralized storage network, so there is no...
GeekInbox icon

GeekInbox

GeekInbox is an email collaboration software designed for teams. It centers around shared inboxes that allow multiple people to access, manage, and respond to emails from a single account.Key features of GeekInbox include:Shared inboxes - Centralize multiple email accounts into one collab inbox for teams.Email assignments - Assign emails to...
Ireland.com Webmail icon

Ireland.com Webmail

Ireland.com Webmail is a free web-based email service offered by the Irish web portal Ireland.com. It allows users to access their Ireland.com email account through any web browser, so they can check and send emails from any computer or mobile device without needing to configure email software.As a webmail client,...
Shortmail icon

Shortmail

Shortmail is an email service launched in 2019 that aims to simplify email and reduce information overload. Its key feature is limiting all emails to 300 characters, forcing users to be more concise and thoughtful in their communication.Shortmail integrates with existing email providers like Gmail to function as an email...
Shortmail image
Neomailbox icon

Neomailbox

Neomailbox is an email client software that allows you to connect all your email accounts into one easy-to-use application. It supports connecting to popular email services like Gmail, Outlook, Yahoo Mail, iCloud as well as IMAP and POP3 email accounts from other providers.Some key features of Neomailbox include:Unified inbox to...
Neomailbox image
EML MAI Reader PRO icon

EML MAI Reader PRO

EML MAI Reader PRO is a feature-rich Windows application designed specifically for working with email messages stored locally on your computer, rather than accessing them through an email server. It supports the common EML and MAI formats that many other email clients and tools utilize.With EML MAI Reader PRO, you...
EML MAI Reader PRO image
Walnut Secure Email icon

Walnut Secure Email

Walnut Secure Email is an email service that prioritizes privacy and security. It uses end-to-end encryption to protect emails and attachments while in transit and at rest. Some key features include:Encrypted storage - All emails and attachments are encrypted on Walnut's servers using zero-access encryption. Only the user has the...
Secure Exchanges icon

Secure Exchanges

Secure Exchanges is a software application designed to facilitate secure communication and collaboration. It provides an encrypted platform for sending messages, sharing files, and collaborating on projects with internal and external partners.Some key features of Secure Exchanges include:End-to-end encryption of messages, files, and other data shared on the platformUser authentication...
Secure Exchanges image
My Opera Mail icon

My Opera Mail

My Opera Mail is a free, web-based email service operated by Opera Software. Launched in 2005, it aims to provide an ad-free email experience focused on speed, security, and privacy.Some key features of My Opera Mail include:5GB of free storage for emails and attachmentsSpam and virus filtering to keep inboxes...
My Opera Mail image
Secure Gmail icon

Secure Gmail

Secure Gmail is an privacy-focused email service based on Gmail. It offers all the features of Gmail, with additional security and privacy protections.Key features of Secure Gmail include:End-to-end encryption - Email contents and attachments are encrypted so that only the recipient can decrypt and read them.Secure storage - All data...
Secure Gmail image
Postaci icon

Postaci

Postaci is an open-source customer support software designed specifically for small businesses and startups. It allows small teams to efficiently manage customer conversations across multiple channels like email, live chat, social media messengers and more - all from a unified and intuitive inbox.Some key features of Postaci include:Unified inbox to...
Postaci image
Invmail icon

Invmail

Invmail is an intuitive yet powerful email marketing platform designed to help small businesses, entrepreneurs, and marketers create and send professional email campaigns. Some key features of Invmail include:Drag-and-drop email builder with hundreds of customizable templatesAutomation tools like drips, autoresponders, and workflowsDetailed analytics on opens, clicks, conversions, and moreIntegrations with...
Email For Fans icon

Email For Fans

Email For Fans is an email marketing and automation platform built specifically for musicians, bands, authors, YouTubers, podcasters, and other creatives. It makes it easy to capture contacts from your website, social media, or anywhere else to build an email subscriber list.Once you have subscribers, you can create visually appealing...
PEPS icon

PEPS

PEPS is an open-source password manager and secure digital vault application developed by Cameron Laird and others. It allows users to securely store passwords, documents, photos, and other sensitive personal information encrypted with 256-bit AES encryption. Some key features of PEPS include:Clean and simple user interface focused on usabilityAES-256 encryption...
Turing Email icon

Turing Email

Turing Email is an email productivity application that utilizes artificial intelligence to help users compose better, more effective emails. It works by providing real-time suggestions and feedback as you type out your messages to improve the overall quality.Some of the key features of Turing Email include:Tone checks - It analyzes...