contacts

SuiteCRM - Open source CRM for the world

Advanced usage of UIAlertController and pickers based on it: Telegram, Contacts, Location, PhotoLibrary, Country, Phone Code, Currency, Date...

A Swift framework for parsing, formatting and validating international phone numbers. Inspired by Google's libphonenumber.

EspoCRM – Open Source CRM Application

DAVx⁵ is an open-source CalDAV/CardDAV suite and sync app for Android. You can also access your online files (WebDAV) with it.

📇 Synchronize calendars and contacts.

We've moved! For more information, visit https://github.com/YetiForceCompany/YetiForce

Telegram MCP server powered by Telethon to let MCP clients read chats, manage groups, and send/modify messages, media, contacts, and settings.

React Native Contacts

Open-source CRM with native AI agent support. 37 MCP tools, REST API, self-hosted. Built with Laravel & Filament

Self-hosted JMAP webmail for Stalwart Mail Server. Mail, calendar, contacts, and files in one client.

🔥 iOS 利用MVVM + RAC + ViewModel-Based Navigation来搭建微信(WeChat 7.0.0+)的整体基本架构，以及实现微信朋友圈、通讯录、下拉小程序、搜索等主要功能，代码规范惊为天人、注释详解令人发指、细节处理精益求精、核心功能配备文档、接近98%还原度的原生App视觉体验，代码不多，注释多。（持续更新，敬请期待，欢迎Star和Fork…）

A Flutter sticky headers & index ListView. Flutter 城市列表、联系人列表，索引&悬停。

Built from the ground up for speed. Flectar Mail delivers native performance, instant startup, and as little as 20 MB of RAM.

Sync Outlook with Google, SOGo, Nextcloud or any other CalDAV/CardDAV server

Kurrier is a modern, self-hosted workspace for email, calendar, contacts and storage.

An Open Source Lightweight E-Mail Client

Easy and quick contact management with no ads, handles groups and favorites too.

Easy and quick contact management with no ads, handles groups and favorites too.

Privacy focused contacts and SMS messenger app built with MD3