CryptPad is an open-source collaborative office suite that offers end-to-end encryption, ensuring your data remains private and secure. It provides a full suite of applications, allowing you to work on various projects in real-time with your colleagues or friends. Whether you're planning a camping trip or setting up client briefs, CryptPad makes it easy to share files and collaborate without the need for account creation or app downloads. It's more than just a document editor; it's a secure platform for all your collaborative needs.

Cube is a Semantic Layer for every data app that aims to connect data silos, drive consistent metrics, and power your AI and analytics with context. It allows you to define and manage metrics upstream to consolidate your workflow, centralize definitions, and create a single source of truth. The app also provides granular access controls to grant column- and role-based operational and viewing permissions upstream. Cube ensures your data is reliably performant with a powerful caching layer and advanced preaggregation capabilities. Furthermore, it allows you to connect your data to any front-end application to build beautiful custom visualizations with Cube’s GraphQL, REST, and SQL APIs. Cube is an API-first, four-part semantic layer that enables data engineers and developers to make their data consistent, secure, performant, and accessible across every application.

Cusdis is a lightweight, open-source comment system designed with privacy as a priority. It serves as an alternative to Disqus, offering a simple and user-friendly way to integrate a comment system into your existing website. The app is incredibly lightweight, with the JS SDK embedded to your website being only around 5kb. It features built-in i18n and dark-mode for a seamless user experience. Cusdis ensures you stay updated with new comments through email notifications, and allows for quick approval of comments directly from the notification email or webhook. You can also set a webhook URL that triggers when your website receives a new comment, allowing you to integrate Cusdis with your favorite tools such as Telegram. The app offers flexibility with its pricing, providing a free self-hosting option, a free cloud option with limited features, and a Cloud Pro option for unlimited access.

CyberChef, also known as the Cyber Swiss Army Knife, is a versatile web app designed to perform a wide array of 'cyber' operations within a web browser. It offers simple encoding methods like XOR and Base64, alongside more complex encryption techniques such as AES, DES, and Blowfish. CyberChef also provides tools for creating binary and hexdumps, compressing and decompressing data, calculating hashes and checksums, parsing IPv6 and X.509, changing character encodings, and much more. The app is designed to be user-friendly, enabling both technical and non-technical analysts to manipulate data in complex ways without the need for intricate tools or algorithms. CyberChef is still under active development, with ongoing testing, bug fixing, new feature additions, and documentation improvements.

Daapd is a robust, open-source DAAP (Digital Audio Access Protocol) server that allows users to share music libraries over a network. It is designed to work seamlessly with iTunes, Roku SoundBridges, and other DAAP clients, providing an efficient and reliable way to stream audio content across devices. Daapd also supports streaming internet radio, podcasts, and AirPlay devices. With its powerful backend, Daapd ensures smooth performance, a wide range of supported formats, and advanced features like library management and transcoding.

Dash. (or dashdot) is a visually stunning, modern server dashboard designed with a glassmorphism aesthetic. It's built on the latest technology and is intended for use with smaller VPS and private servers. The dashboard is feature-rich, offering a dark/light mode, customizable widgets, beautiful animations and styles, and support for multiple architectures. It provides a high level of personalization options, allowing you to tailor the dashboard to your specific needs. Dash. is an open-source project, welcoming contributions from those interested in further developing the platform.

Dashy is the ultimate homepage for your homelab, designed to be your personal, privacy-respecting dashboard. It is highly customizable and easy to use, offering a unique user experience with its built-in themes and UI color palette editor. Dashy can auto-fetch icons from the favicon of each of your apps or services, and it provides an instant overview of the health of each of your apps with status indicators. It also features a simple authentication feature for protecting your dashboard, and supports multiple users with granular controls. Dashy comes with 50+ pre-built widgets for displaying dynamic content from any API-enabled service. It offers alternate views for a minimal view or a workspace view, and allows you to choose how to launch your apps. Dashy also includes a search and shortcuts feature for easy navigation, and an optional cloud backup and sync service for off-site config backup. The app supports multiple languages and is easily configurable through a simple YAML file or directly through the UI.

Deluge is a comprehensive BitTorrent client designed to cater to your torrenting needs. It operates on a daemon/client model and is equipped with various user interfaces, including GTK-UI, Web-UI, and Console-UI. At its core, Deluge uses libtorrent to efficiently manage the BitTorrent protocol. The app allows you to start various user-interfaces and the Deluge daemon with simple commands. It also provides a web UI that can be accessed at http://localhost:8112 with the default password 'deluge'. For advanced users, Deluge offers features like bandwidth tweaking, VPN, and reverse proxy.

DevLake is a highly customizable and self-hosted tool for engineering metrics and data integration. It enables teams to collect, transform, and visualize data from various development tools like GitHub, GitLab, and Jira. DevLake provides insightful dashboards and reports for continuous improvement, streamlining your software delivery process.

Dify is an open-source platform designed to simplify the development and operation of AI applications using large language models (LLMs). It provides features like visual prompt orchestration, RAG pipeline, agent capabilities, model management, and LLMOps for efficient monitoring and analysis.

Dillinger is an open-source, online Markdown editor designed to provide a seamless and user-friendly experience for writing and editing Markdown files. With its intuitive interface, Dillinger supports real-time preview, file imports/exports, and integration with popular cloud storage services such as Dropbox, Google Drive, GitHub, and OneDrive. It allows users to write Markdown efficiently and export their work in various formats, including HTML, PDF, and Markdown itself. Dillinger operates as a modern, distraction-free editor that simplifies writing and content creation for developers, writers, and professionals.

Directus is a modern, open-source data platform that instantly transforms any SQL database into an API and a beautiful no-code app. It is designed to work with any SQL database, allowing you to maintain complete control over your new or existing database without the need for migration to a proprietary data model. The Directus API layers on top of your database, providing both REST and GraphQL APIs for your data. The Directus App enables your entire team to safely and intuitively browse, manage, and visualize data. It is a flexible platform that can be used as a Backend-as-a-Service, a Headless CMS, an Internal Tool Builder, and for Data Management & Analytics. With Directus, you can connect external digital experiences, design APIs, control data flows, build internal tools, and much more.

Dittofeed is an advanced, self-hosted customer engagement platform designed to streamline and enhance your marketing automation workflows. It empowers businesses with real-time insights, robust data-driven personalization, and multi-channel communication tools, including email, SMS, and push notifications. Dittofeed offers a user-friendly interface, powerful API integrations, and extensive customization options, making it ideal for organizations of all sizes. By providing a self-hosted solution, Dittofeed ensures data privacy and compliance while giving you full control over your infrastructure and customer data.

Docker Registry 2.0 is a powerful application designed to store and distribute Docker images. This app is an implementation of the Docker Registry HTTP API V2, compatible with Docker 1.6 and later versions. It provides a secure and scalable base for building a large scale registry solution or running a simple private registry. Docker Registry 2.0 is a core library for many registry operators including Docker Hub, GitHub Container Registry, GitLab Container Registry, and DigitalOcean Container Registry. It is also used by the CNCF Harbor Project and VMware Harbor Registry. The app allows users to efficiently store, manage, package, and exchange content, providing a professional grade and extensible content distribution system.

Docmost is a secure and versatile self-hosted platform for document management and collaboration. It enables organizations to efficiently store, manage, and share documents while maintaining complete control over their data. Docmost is built to streamline workflows, enhance team collaboration, and ensure data privacy. It provides an intuitive interface and robust features for document editing, version control, and seamless integrations with other tools and services. Designed for businesses of all sizes, Docmost empowers teams to work smarter and more securely.

Documize Zerabase is a powerful business tool designed to manage product delivery and insight discovery. It serves as a Product Engineering Hub, unifying product plans, assets, documents, app analytics, and customer conversations. This remarkable offline-first desktop software becomes your product headquarters, centralizing content and information for everyone to see and act upon, making it a game-changer for product teams. On the other hand, the Community feature of Documize offers a simple, delightful way to capture and share knowledge management. It covers processes, guidelines, manuals, and everything in-between, allowing you to document your business with ease. It's designed for both technical and non-technical users, organizing content through labels, spaces, and categories. The Community+ edition offers advanced capabilities such as content approval workflows, content organization, version management, lifecycle management, feedback capture, PDF export, analytics, reporting, and more.

DocuSeal is an open source platform that provides secure and efficient digital document signing and processing. Create PDF forms to have them filled and signed online on any device with an easy-to-use, mobile-optimized web tool.

DokuWiki is a highly versatile, open-source wiki software that is simple to use and doesn't require a database. It is known for its clean and readable syntax, making it a favorite among administrators due to its ease of maintenance, backup, and integration. DokuWiki is equipped with built-in access controls and authentication connectors, making it particularly useful in an enterprise context. It supports a wide range of use cases beyond a traditional wiki, thanks to the large number of plugins available. DokuWiki is designed for collaboration, allowing quick updates and easy addition of new pages while maintaining a history of every change. It can be used as a corporate knowledge base, private notebook, software manual, project workspace, CMS, intranet, and more. DokuWiki supports customization at all levels of expertise, from easy configuration via the admin interface to developing your own extensions.

Dolibarr ERP/CRM is an open-source platform designed for small to medium-sized enterprises (SMEs) to manage business operations seamlessly. It offers a comprehensive suite of tools for managing customers, invoices, orders, products, projects, and more. With its modular architecture and user-friendly interface, Dolibarr provides flexibility and scalability for businesses looking for an efficient and customizable ERP/CRM solution.

DomainMOD is a comprehensive open-source application designed to help you manage your domains and other internet assets in one central location. With DomainMOD, you can keep track of your domains, SSL certificates, registrar and SSL accounts, web hosting, DNS servers, IP addresses, and more. The application also offers a Bulk Domain Updater, allowing you to modify multiple domains at once, saving you time and effort. DomainMOD also includes a Data Warehouse feature, which lets you import data from your WHM web servers for analysis and reporting. The app is mobile-friendly, ensuring you can access your data anytime, anywhere. Furthermore, DomainMOD respects your privacy, ensuring only you have access to your data.

Dozzle is a lightweight, web-based Docker log viewer designed for real-time monitoring and easy troubleshooting. It allows you to view logs of other Docker containers in real-time, streaming new log entries to the web interface without the need for page refreshes. Despite its capabilities, Dozzle is a small application that consumes very little memory and CPU, ensuring it doesn't cause performance issues when run alongside other containers. It also supports connecting to multiple remote hosts, providing a simple drop-down menu to switch between different hosts. Dozzle doesn't store any log files and is solely for live monitoring of your container logs. It also features an intelligent fuzzy search for container names, regex log search, split screen for viewing multiple logs, and live stats with memory and CPU usage. It also provides authentication with a username and password for added security.

Draw.io is a versatile, self-hosted diagramming tool designed for individuals and teams. It provides an intuitive, drag-and-drop interface for creating flowcharts, network diagrams, UML diagrams, and more. Draw.io supports integrations with various cloud storage solutions such as Google Drive, OneDrive, and local storage for easy file management. With a focus on simplicity and functionality, Draw.io enables seamless collaboration and offline access, ensuring that users can work efficiently. Its rich library of shapes, templates, and customization options caters to a wide range of diagramming needs.

Drone.io is a self-service Continuous Integration platform designed for busy development teams. It automates software build and testing, making it easier for teams to manage their development process. The platform allows for configuration as a code, with pipelines configured through a simple, easy-to-read file committed to your git repository. Each pipeline step is executed inside an isolated Docker container that is automatically downloaded at runtime. Drone.io integrates seamlessly with multiple source code management systems, including GitHub, GitHubEnterprise, Bitbucket, and GitLab. It supports multiple operating systems and architectures, and works with any language, database, or service that runs inside a Docker container. The platform also allows for advanced customization, including custom access controls, approval workflows, secret management, and yaml syntax extensions. Drone.io ensures that every build runs in an isolated Docker container, providing full control and preventing conflicting builds on shared servers.

Drone.io is a self-service Continuous Integration platform designed for busy development teams. It automates software build and testing, making it an essential tool for efficient and effective software development. Drone.io is configured with a simple, easy-to-read file that you commit to your git repository, and each pipeline step is executed inside an isolated Docker container that is automatically downloaded at runtime. The platform integrates seamlessly with multiple source code management systems, including GitHub, GitHubEnterprise, Bitbucket, and GitLab, and supports multiple operating systems and architectures. Drone.io works with any language, database or service that runs inside a Docker container, and allows you to create and share plugins for pre-configured steps in your pipeline. Advanced customization is made easy with Drone.io, with features for implementing custom access controls, approval workflows, secret management, yaml syntax extensions and more. The platform also ensures isolated builds to avoid conflicts on shared servers, and offers effortless scaling.

Droppy is a self-hosted file storage and sharing server with a modern, web-based interface. It allows you to securely upload, manage, and share files and folders from any device with a browser. Droppy supports drag-and-drop uploads, real-time updates, and previews for a variety of file types including images, videos, and documents. With its user-friendly interface and robust feature set, Droppy is ideal for personal or team file management. It is lightweight, written in Node.js, and supports customization through environment variables and themes.

Drupal is a powerful open-source content management system (CMS) designed to help you create and manage complex, dynamic websites with ease. Drupal is highly customizable, offering robust tools for managing content, users, permissions, and workflows. It supports custom themes, modules, and integrations, enabling you to create tailored experiences for any type of website, from blogs and portfolios to eCommerce platforms and enterprise-level solutions. Drupal prioritizes flexibility, scalability, and security, making it a preferred choice for developers, businesses, and organizations worldwide.

Duplicati is a free, open-source backup software designed to store encrypted backups online. It is compatible with Windows, macOS, and Linux. The software works with standard protocols like FTP, SSH, WebDAV, and popular services such as Backblaze B2, Tardigrade, Microsoft OneDrive, Amazon S3, Google Drive, box.com, Mega, hubiC, and many others. Duplicati allows you to backup files and folders with strong AES-256 encryption, saving space with incremental backups and data deduplication. It can run backups on any machine through a web-based interface or via command line interface. Duplicati has a built-in scheduler and auto-updater, ensuring your backups are always up-to-date. It is designed for online backups from scratch, handling network issues efficiently. For instance, interrupted backups can be resumed, and Duplicati regularly tests the content of backups, detecting broken backups on corrupt storage systems before it’s too late. The software is configured by a web interface that runs in any browser and can be accessed from anywhere.

EasyAppointments is an open-source, self-hosted scheduling platform designed to help businesses manage appointments seamlessly. It enables organizations to handle booking, customer management, and service scheduling with ease. With an intuitive interface and robust customization options, EasyAppointments supports integrations, multi-language capabilities, and detailed reporting, making it a versatile solution for appointment scheduling.

Easyshortener is a multi-user link shortening application designed for simplicity and security. It allows multiple users to manage their links from a built-in administration panel. The app is built with a focus on user experience, ensuring it is easy to use. It also features built-in two-factor authentication, providing an extra layer of security for your peace of mind. Easyshortener is built for Docker, making it easy to deploy with your favorite container engine. Additionally, the app allows for registration and redirect tracking for all links, and can be set to force HTTPS connection for enhanced security.

Elasticsearch is a dynamic search and analytics engine designed for seamless handling of extensive data across various formats. With a user-friendly interface and a robust query language, it enables effortless advanced searches and data analysis. Boasting high performance and scalability, Elasticsearch ensures rapid search responses and efficient data retrieval, making it suitable for diverse applications. The platform prioritizes security with features like role-based access control and encryption, while its real-time indexing and distributed architecture support resilience and reliability. Whether you're a developer or IT professional, Elasticsearch provides a centralized solution for managing and extracting valuable insights from your data, offering a powerful search and analytics experience.