1218 Open source projects that are alternatives of or similar to Deltachat Core Rust

The legitimate email replacement — n-identity, decentralized, store-and-forward, open protocol, open source. (Server)

Email-based instant messaging for Desktop.

.NET email library and proxy supporting IMAP, POP3, and SMTP with S/MIME and PGP.

A cross-platform .NET library for IMAP, POP3, and SMTP.

Email-based instant messaging for Android.

End-to-end encrypted email for the mesh networking age

Build your own chat UI with React components in few minutes. Chat UI Kit from chatscope is an open source UI toolkit for developing web chat applications.

✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat

Tinodios: Tinode Messaging Client for iOS

Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots

The magma server daemon, is an encrypted email system with support for SMTP, POP, IMAP, HTTP and MOLTEN,. Additional support for DMTP and DMAP is currently in active development.

A light-weight, modular, message representation and mail delivery framework for Python.

📩🛡 Email privacy. Anonymously send and receive with alias forwarding.

Open source, native iOS Messenger, with realtime chat conversations (full offline support).

Delta.Chat C-Library with e2e chat-over-email functionality & Python bindings

VMime Mail Library

Insular email distribution - mail server as Docker images

Tinode web chat using React

golang im server

Conversations is an open source XMPP/Jabber client for Android

blabber.im basiert auf Conversations und ist ein Open Source XMPP/Jabber Messenger für Android 4.1+

⚡️Arduino Mail Client Library to send, read and get incoming mail notification for ESP32, ESP8266 and SAMD21 devices. The library also supported other Arduino devices using Clients interfaces e.g. WiFiClient, EthernetClient, and GSMClient.

Chat UX components built with React, inspired by Facebook Messenger

Qiscus provide everything you need to power up your app with chats. And it's now made simple.

📱 Wire for iOS (iPhone and iPad)

Slack alternative, email integrated, build with Meteor

🚀构建分布式即时聊天、消息推送系统。 Building distributed instant messaging, push notification systems.

IMAP, POP3 and SMTP clients for Dart developers. Contains both low level as well as a high level API.

Configure Magento 2 to send email using Google App, Gmail, Amazon Simple Email Service (SES), Microsoft Office365 and many other SMTP (Simple Mail Transfer Protocol) servers

ChatLayout is an alternative solution to MessageKit. It uses custom UICollectionViewLayout to provide you full control over the presentation as well as all the tools available in UICollectionView. It supports dynamic cells and supplementary view sizes.

Desktop application for Instagram DMs

Simple Python API that that allows you to send texts via SMTP with a best effort approach and process replies via IMAP

Tinode chat client application for Android

IMAP or SMTP honeypot written in Golang

SUM - Secure Ultimate Messenger

iGap Client for iOS Source Code

small mail server

A bridge written in Golang to receive and write emails in matrix

Fake Protocol Server

🌰️🐿️ SquirrelMail GitHub Repository (PHP 7-OK!)

mnm implements TMTP protocol. Let Internet sites message members directly, instead of unreliable, insecure email. Contributors welcome! (Client)

Collaborative open-source successor to qmail

a easy solution for simple IMAP email access in php

Fortran 2008 interface bindings to libcurl

🌀 i2pchat's old repo. This repo is deprecated in favor of https://github.com/i2pchat/i2pchat which is now the main repo.

Skirnir Email Server

Open-source XMPP client for Android

Mailozaurr is a PowerShell module that aims to provide SMTP, POP3, IMAP and probably some other ways to interact with Email. Underneath it uses MimeKit and MailKit libraries written by Jeffrey Stedfast.

The Hoa\Mail library.

Isotoxin source

A cross-platform IMAP library for .NET, supporting .Net 2.0 - 4.5, Mono and Windows Phone

Aplus Framework Email Library

The ISPDB, Thunderbird's database of mail configuration files.

A python 3+ program to spam emails to a list of users repetitively

Actively maintained fork of gomail. The best way to send emails in Go.

iGap Client for Android Source Code

🍊 Android mobile IM client

The classic email sending library for PHP

Smart Bulk Email Sender with Mail Merge, Delay between Emails and HTML Content

Simple tool for downloading email attachments for all emails in a given folder using an IMAP client