Archiving and Digital Preservation (DP)

Automation

Blogging Platforms

Booking and Scheduling

Bookmarks and Link Sharing

Calendar & Contacts - CalDAV or CardDAV Servers

Calendar & Contacts - CalDAV or CardDAV Web-based Clients

Communication - Custom Communication Systems

Communication - Email - Complete Solutions

Communication - Email - Mail Delivery Agents

Communication - Email - Mail Transfer Agents

Communication - Email - Mailing Lists and Newsletters

Communication - Email - Webmail Clients

Communication - IRC

Communication - SIP

Communication - Social Networks and Forums

Communication - XMPP - Servers

Communication - XMPP - Web Clients

Community-Supported Agriculture (CSA)

Conference Management

Content Management Systems (CMS)

DNS

Document Management

Document Management - E-books

Document Management - Institutional Repository and Digital Library Software

Document Management - Integrated Library Systems (ILS)

E-commerce

Feed Readers

File Transfer & Synchronization

File Transfer - Object Storage & File Servers

File Transfer - Peer-to-peer Filesharing

File Transfer - Single-click & Drag-n-drop Upload

File Transfer - Web-based File Managers

Games

Gateways and Terminal Sharing

Genealogy

Groupware

Human Resources Management (HRM)

Internet of Things (IoT)

Knowledge Management Tools

Learning and Courses

Maps and Global Positioning System (GPS)

Media Streaming - Audio Streaming

Media Streaming - Multimedia Streaming

Media Streaming - Video Streaming

Miscellaneous

Money, Budgeting & Management

Note-taking & Editors

Office Suites

Password Managers

Pastebins

Personal Dashboards

Photo and Video Galleries

Polls and Events

Proxy

Read-it-later Lists

Recipe Management

Resource Planning

Resource Planning - Enterprise Resource Planning

Search Engines

Self-hosting Solutions

Software Development - API Management

Software Development - Documentation Generators

Software Development - FaaS & Serverless

Software Development - IDE & Tools

Software Development - Localization

Software Development - Project Management

Software Development - UX Testing

Task Management & To-do Lists

Ticketing

URL Shorteners

Wikis