Showing 498 open source projects for "contacts"

View related business solutions
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 1
    Android Contacts, Reborn

    Android Contacts, Reborn

    Android Contacts API Library written in Kotlin

    This library provides a complete set of APIs to do everything you need with Contacts in Android. You no longer have to deal with the Contacts Provider, database operations, and cursors. Whether you just need to get all or some Contacts for a small part of your app (written in Kotlin or Java), or you are looking to create your own full-fledged Contacts app with the same capabilities as the AOSP Android Contacts app and Google Contacts app, this library is for you.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    Kurrier

    Kurrier

    Workspace for email, calendar, contacts and storage

    Kurrier is a self-hosted, open-source workspace that brings email, calendars, contacts, and file storage into a single modern web interface while keeping your data under your control. It’s designed to sit on top of standard protocols and services rather than replacing them, connecting to mail providers through IMAP/SMTP and supporting outbound delivery options such as SES or popular transactional email providers.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    ROMM

    ROMM

    A beautiful, powerful, self-hosted rom manager and player

    ROMM is an Android productivity launcher replacement that focuses on giving users faster, easier access to apps, contacts, and information through intuitive gestures, smart search, and contextual suggestions. It reimagines the home screen with adaptive layouts, predictive app recommendations, and dynamic organization so that frequently used tools are always within reach. The launcher includes a powerful universal search that combs through installed apps, contacts, messages, and web results to deliver quick answers without switching contexts. ...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 4
    Sogo

    Sogo

    SOGo is a very fast and scalable modern collaboration suite

    SOGo is an open-source groupware server that provides email, calendar, and contacts management with full web and mobile compatibility. It integrates with various email clients and supports enterprise collaboration.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 8 Monitoring Tools in One APM. Install in 5 Minutes. Icon
    8 Monitoring Tools in One APM. Install in 5 Minutes.

    Errors, performance, logs, uptime, hosts, anomalies, dashboards, and check-ins. One interface.

    AppSignal works out of the box for Ruby, Elixir, Node.js, Python, and more. 30-day free trial, no credit card required.
    Start Free
  • 5
    gogcli

    gogcli

    Google Suite CLI: Gmail, GCal, GDrive, GContacts

    ...This CLI tool covers several Google Workspace APIs including Gmail for email management, Google Calendar for scheduling and events, Google Drive for file operations, and Google Contacts for personal and corporate contact management. gogcli makes it possible to script repetitive tasks, automate workflows, and fetch or modify data from Google services in environments where GUI access isn’t practical. It’s particularly useful for developers who want to build integrations, handle bulk operations, or build tooling that interacts with Google APIs in CI/CD pipelines or automation scripts.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 6
    SolidInvoice

    SolidInvoice

    Simple and elegant invoicing solution

    SolidInvoice is a simple open source general billing manager/ invoicing application made for small businesses and freelancers. It helps you manage clients, contacts, day-to-day billing and more so you can always get paid right and on time. SolidInvoice is capable of handling recurring invoices, quotes and estimates, as well as online payments. You can receive payments from a number of different gateways such as Paypal Express, Stripe Checkout, Be2bill and more. It also supports multiple currencies. ...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 7
    WPPConnect

    WPPConnect

    WPPConnect is an open source project

    WPPConnect is an open-source project developed by the JavaScript community with the aim of exporting functions from WhatsApp Web to the node, which can be used to support the creation of any interaction, such as customer service, media sending, intelligence recognition based on phrases artificial and many other things, use your imagination. We are the best WhatsApp automation solution you have been looking for. We are a team that started an OpenSource project that performs automation on...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 8
    Nomulus

    Nomulus

    Top-level domain name registry service on Google Cloud Platform

    ...It implements the core registry protocols—EPP for registrar interactions, WHOIS/RDAP for public data access—and manages the lifecycle of domain objects, hosts, and contacts. The system is built to scale and to enforce policy: pricing rules, reserved names, premium tiers, grace periods, and automated renewals are modeled explicitly. It integrates with DNS provisioning, data escrow, and billing so you can run a compliant registry end-to-end rather than stitching together separate services. Operators get admin tools for reporting, manual adjustments, and policy configuration, while registrars interact through standards-compliant channels. ...
    Downloads: 5 This Week
    Last Update:
    See Project
  • 9
    EspoCRM

    EspoCRM

    EspoCRM – Open Source CRM Application

    EspoCRM is a flexible, open-source Customer Relationship Management (CRM) platform that allows businesses to manage customer interactions, sales pipelines, marketing activities, and support processes. It is designed to be lightweight and user-friendly, with a modern web interface and strong customization capabilities. EspoCRM supports a wide range of modules and is suitable for small to medium-sized businesses looking for a self-hosted CRM solution that can be tailored to their needs.
    Downloads: 16 This Week
    Last Update:
    See Project
  • Go from Code to Production URL in Seconds Icon
    Go from Code to Production URL in Seconds

    Cloud Run deploys apps in any language instantly. Scales to zero. Pay only when code runs.

    Skip the Kubernetes configs. Cloud Run handles HTTPS, scaling, and infrastructure automatically. Two million requests free per month.
    Try it free
  • 10
    WhatsApp MCP Server

    WhatsApp MCP Server

    WhatsApp MCP server enabling AI access to chats and messaging

    whatsapp-mcp is an open source Model Context Protocol (MCP) server that enables AI agents to interact directly with a user’s WhatsApp account through a structured interface. It acts as a bridge between WhatsApp and large language models, allowing controlled access to messages, chats, and contacts. whatsapp-mcp is composed of two main components: a Go-based bridge that connects to the WhatsApp Web API and stores data locally, and a Python-based MCP server that exposes tools for AI interaction. All message data is stored in a local SQLite database and is only accessed when explicitly requested through defined tools, giving users control over how their data is used. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    YourInfo

    YourInfo

    Real-time browser fingerprinting demo with cross-browser tracking

    YourInfo is a personal information management tool designed to let users securely store, structure, and retrieve their key data — such as contacts, credentials, personal notes, and preferences — while also enabling AI-assisted queries or reminders using that data. The platform prioritizes privacy by focusing on local storage or user-controlled databases, ensuring sensitive data stays under the user’s control rather than in third-party servers. Users can define types of information, tag entries for quick categorization, and perform intuitive searches when they need to recall something like a phone number, address, or secret detail. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    PlainApp

    PlainApp

    Open-source application that allows you to manage your phone

    PlainApp is an open-source application that allows you to manage your phone through a web browser. Access files, videos, music, contacts, sms, calls, and more from your desktop using a secure, easy-to-use web interface. We take your privacy seriously and use TLS + AES-GCM-256 encryption to ensure your data is secure. PlainApp has a modern, customizable interface with multi-language support, light/dark theme options. You can manage your phone from your desktop by visiting a self-hosted webpage wirelessly.
    Downloads: 19 This Week
    Last Update:
    See Project
  • 13
    Monica

    Monica

    Personal CRM. Remember everything about your friends, family, etc.

    Monica helps you organize the social interactions with your loved ones. Can you remember the names of the children of all your friends? Can you remember the wedding anniversary of your brother? Can you tell the last time you called your grand mother and what you talked about? Monica lets you quickly and easily log all those information so you can be a better friend, family member or spouse. The more information you put in Monica, the easier it will be to remember everything. Monica provides...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 14
    Kaneo

    Kaneo

    An open source project management platform

    Kaneo is a lightweight invoicing and client management tool for freelancers and small businesses. Built as a modern, self-hosted solution, Kaneo helps users generate invoices, track payments, and manage clients from a user-friendly dashboard. It's especially useful for independent workers who prefer local control over SaaS options.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    Joomla

    Joomla

    Award-winning content management system

    Joomla! is an award-winning content management system (CMS) that allows users to build websites and powerful online applications. It is very easy to use, stable and secure, with thousands of free extensions and templates.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 16
    libimobiledevice

    libimobiledevice

    A cross-platform protocol library to communicate with iOS devices

    ...Access filesystem of a device, access documents of file sharing apps, retrieve information about a device and modify various settings, backup and restore the device in a native way compatible with iTunes. Manage app icons arrangement on the device, install, remove, list and basically manage apps. Activate a device using official servers, manage contacts, calendars, notes and bookmarks, retrieve and remove crashreports. Retrieve various diagnostics information, establish a debug connection for app debugging, mount filesystem images, forward device notifications, manage device provisioning. Take screenshots from the device screen (requires mounted developer image). Simulate changed geolocation of the device (requires mounted developer image).
    Downloads: 60 This Week
    Last Update:
    See Project
  • 17
    Nextcloud Server

    Nextcloud Server

    A safe home for all your data

    Nextcloud server is a free and open source server software that allows you to store all of your data in a server of your choosing. With Nextcloud you can easily access and store data in the data center you trust, sync data among various devices, and share your data for collaboration purposes. It offers the best security in the self hosted file sync and share world, and is expandable with hundreds of apps.
    Downloads: 18 This Week
    Last Update:
    See Project
  • 18
    Session Desktop

    Session Desktop

    A Decentralized, Onion Routed, Private Messenger

    ...Built on the Session protocol and the Loki network, it routes messages through a distributed onion-routing network that hides metadata like sender, timing, and location so that conversations are resistant to surveillance and correlation attacks. The desktop client pairs seamlessly with Session mobile apps but can also be used independently to communicate with Session contacts in a familiar desktop interface that supports a full keyboard, global notifications, drag-and-drop media sharing, and local file access. Session emphasizes zero-knowledge privacy, meaning that only the participants in a conversation can read the messages.
    Downloads: 15 This Week
    Last Update:
    See Project
  • 19
    SendGrid Node.js Library

    SendGrid Node.js Library

    The Official Twilio SendGrid Led, Community Driven Node.js API Library

    The SendGrid Node.js Library provides a simple interface for sending emails through SendGrid's API, enabling developers to integrate email functionalities into Node.js applications.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Hyprnote

    Hyprnote

    Local-first AI Notepad for Private Meetings

    Hyprnote is an open-source, privacy-first AI notepad app designed for taking notes during meetings—transcribing audio (microphone and system) and generating context-rich summaries using on-device AI models like Whisper and HyprLLM, all without any data leaving your machine.(turn0search7, turn0search1). Listens to your meetings while you write. Crafts smart summaries based on your quick notes. Runs completely offline using open-source models like Whisper or HyprLLM. Use approved third-party...
    Downloads: 8 This Week
    Last Update:
    See Project
  • 21
    wa-automate-nodejs

    wa-automate-nodejs

    WhatsApp tool for chatbots with advanced features

    wa-automate-nodejs is the most advanced NodeJS library which provides a high-level API to control WA. Want to convert your WA account to an API instantly? You can now with the CLI. For more details see Easy API. After executing create() function, @open-wa/wa-automate will create an instance of WA web. If you are not logged in, it will print a QR code in the terminal. Scan it with your phone and you are ready to go! @open-wa/wa-automate will remember the session so there is no need to...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Liam

    Liam

    Automatically generates beautiful and easy-to-read ER diagrams

    Liam is a modern open-source CRM built with developers in mind. It enables teams to manage leads, contacts, and interactions through a programmable interface and customizable workflow engine. Liam is API-first, offering a flexible GraphQL interface and modular architecture that integrates easily with modern stacks. The frontend is built with Next.js and Tailwind CSS, making it sleek and developer-friendly. Ideal for startups and technical teams looking for a hackable CRM solution.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    Nextcloud Talk

    Nextcloud Talk

    Video- & audio-conferencing app for Nextcloud

    ...You can have private, group, public or password protected calls by simply inviting one person, a whole group, or sending a public link as an invitation to a call. It is also conveniently integrated with other Nextcloud apps like Files and Contacts, so you can share and edit documents, link with calendars, tasks and other resources while in a chat room.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 24
    Kimai

    Kimai

    Kimai is a web-based multi-user time-tracking application

    Kimai is an open-source time-tracking solution. It tracks work time and prints out a summary of your activities on demand. Yearly, monthly, daily, by the customer, by the project. Its simplicity is its strength. Due to Kimai’s browser-based interface, it runs cross-platform, even on your mobile device. With Kimai, the boring process of feeding Excel spreadsheets with your working hours is not only simplified, it also offers dozens of other exciting features that you don't even know you're...
    Downloads: 7 This Week
    Last Update:
    See Project
  • 25
    Keila

    Keila

    Open Source Newsletter Tool

    Keila is a fully open-source newsletter platform designed as a self-hosted alternative to services like Mailchimp or Sendinblue. It enables users to create and manage email campaigns, build customizable signup forms, and handle subscriber lists. Keila supports using a personal SMTP inbox for small-scale newsletters or integrating with major transactional email providers—AWS SES, Sendgrid, Mailgun, Postmark—for larger deployments. It offers a sleek WYSIWYG editor for campaign creation,...
    Downloads: 1 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next
MongoDB Logo MongoDB