Collaboration

Collaboration apps, Groupware

• Team Collaboration, Real-time Customer Communication and Relationship Management
• ]project-open[ is an Open Source, web-based Project & Service management / ERP system...
• Project HQ | Open Source Project Management

Food

Recipes, blogs, food related

• Say Mmm - Free meal planning, grocery shopping, and recipe organizing online
• Find recipes online  |  Foodily  |  Food, I love you
• Recipes by Yumm.com

Mobile Web

• Download: gSyncit, Synchronize Outlook and Google Tasks, Calendars, Contacts and Notes
• Create a Slick iPhone/Mobile Interface from any RSS Feed | CSS-Tricks
• Create a Mobile Site | Designer Break English

Content Management Systems

Drupal, WordPress, Joomla, etc.

• PyroCMS › The modular open-source CodeIgniter CMS
• synergy - stability - style - glFusion
• Home - Welcome to The Etomite Project - The Etomite Project

Productivity

GTD, Time Management, Task Management, Project Management, To Do, Calendar

• Freedcamp - Free Project Management
• Hub List - Open Source GTD Style Productivity
• Licorize - for the web worker tribe

Writing

• Write.li - Write a book online – Writing online
• Free Book Writing Software: self-publish and sell your book or ebook with just a few clicks...
• QuietWrite

WordPress

Tips, Tricks, Plugins, Themes

• Twitter Search Plugin for WordPress – UpThemes
• 23 Extremely Helpful Wordpress Help Sheets And Resources
• Rhea Wordpress Theme | Free WP Theme

Tutorials

• Tutorial: optimizing your website for mobile devices - Element Fusion
• Vunky Search | Photoshop Tutorial Search Engine
• 45 Photoshop Tutorials for Better Navigation | Vandelay Design Blog

Social Web

• IntoNow — Connect with your friends around the shows you love
• Lanyrd | the social conference directory
• Tabble.it - Keep Tabs on People and Companies

Books/Reading

• ReadFeeder | Book reviews, recommendations and mentions from expert blogs. Read the books...
• BookGlutton - Social Reading
• Infloox

Social Networking

• Tabble.it - Keep Tabs on People and Companies
• BuddyPress.org | Home
• JIBE

Google

• Google Global Science Fair 2011
• Connect a printer to Google Cloud Print
• Google Code University - Google Code

Health

Health, medication, wellness

• Healthy Eating Made Simple | ShopWell
• Online Medical Consulting | Ayurveda Consultation Online | Diet Counseling Online - rVita...
• Calorie Counter Database - Free Online Diet Program

Social Integration

Ways to get social on your site, e.g. widgets, plugins

• InsiteBar - Juice up your Website and Blog with Social Apps
• jQuery - So So Social - jQuery News Feed from your Social Networks
• eBay To Go

Learning

e-learning, self-teaching, tutorials, etc.

• Google Code University - Google Code
• The eFaqt study tool: automatically study, mindmap, and rehearse effectively. It's...
• WiZiQ Free Online Teaching and E-Learning with Web Conferencing

Web Design

All things Web Design

• Showcase of Call to Action Buttons and Quick Tutorial | Web Design Blog | Web Design Fan...
• 0to255
• Font Squirrel | Create Your Own @font-face Kits

Testing

Design/App testing

• Catch404 – A jQuery And CSS3 Modal Plugin For Handling Broken Links Elegantly
• Cross-Browser JavaScript Debugger: xBug
• Are My Sites Up? - Simple, easy website uptime and downtime monitoring

jQuery

• Catch404 – A jQuery And CSS3 Modal Plugin For Handling Broken Links Elegantly
• jQuery - So So Social - jQuery News Feed from your Social Networks
• Simpletip - A simple jQuery tooltip plugin

Web Apps

• QuietWrite
• WorkFlowy - Organize your brain.
• Task.fm -Send Yourself Reminders

Games

• Video Game Rentals: Rent/Lend Wii, PS3, PS2, XBox, 360, PSP, DS, GC, GBA Games - Plurent...
• TypeRacer - Test your typing speed and learn to type faster. Free typing game and competition...
• Entropia Universe Portal