CMS Website Platforms:

Blogger | Joomla | Drupal | HubSpot | Tumblr | Typepad | WordPress | Tools: ManageWP |

Search Engine Optimization (SEO):

Bing Webmaster Tools | Google Search Engine Optimization Starter Guide (PDF) | Google Webmaster | Monitor Backlinks | Moz | Open Site Explorer | Raven Tools | Scribe | SEO Book | WebCEO

Local Search Engine Optimization (SEO):

Bright Local | Google Business | Local Vox | Moz Local | WhiteSpark | Yoast |

Keyword Tools:

Bing Keyword Tool | Google Keyword Planner | SEM Rush | Soovle | Spyfu | Ubersuggest | WordStream | Wordtracker |

Competitor Analysis Tools:

Ahrefs | Built With | iSpionage | Keyword Spy | RivalIQ | Screaming Frog | Search Metrics | Simply Measured | Social Crawlytics | Wayback Machine |

Website Ranking Tools:

Alexa | Page Rank Checker

Website Hosting:

Blue Host WordPress Hosting | GoDaddy | Host Gator | Rackspace

Website Grade & Uptime:

Free Grader | HubSpot Marketing Grader | Pingdom | Web Page Test | Woo Rank | YSlow |

Website Analytics & Testing:

Clicky | Click Tale | Compete | Crazy Egg | Google Analytics | HeatSync | Kiss Metrics | Lucky Orange | Moz | Optimizely | WebTrends |

Internet Affiliate Marketing Programs:

Amazon | Click Bank | CJ Affiliate | eBay Partner | Google Adsense | LinkShare | ShareASale.com | Skim Links |

Internet Marketing Advertising / Pay Per Click:

Bing Ads | Google Adwords

Sales & Marketing Automation:

BoostSuite | Demandbase | Eloqua | Hubspot | Marketo | Pardot | Infusionsoft | SalesFusion | Spokal | Other: InboundNow | Lead Pages

Online Form Builders:

Form Assembly | Form Site | Form Stack | Google Docs Form Builder | Gravity Forms | Jotform | Wufoo

Website Feed:

FeedBlitz | FeedBurner | Form Assembly

Website Design Software & Publishing Systems:

Artisteer | Coffee Cup | Dream Weaver | Google Web Designer | Jimdo | Square Space | Web.com Site Builder | Weebly | Web Studio | Wix | Yola |

Mobile Website Design Software:

bMobilized | DudaMobile | Go Mobi | Mobify | Mofuse | Wirenode

Stock Images,  Video, & Design:

Ancestry Images | CompFight | Creative Commons Photos | Death to the Stock Photo | Dissolve | Dollar Photo Club | Every Stock Photo | DreamsTime | Flickr | Foter | Free Images | Free Digital Photos | Free Range | Getty Images | Gratisography | IM Free  | iStockPhoto | Library of Congress | PicJumbo | Pixabay | Public Domain Pictures | RGB Stock | Stock Vault | Shutterstock | Stencil NEW | Wikimedia Commons

Visual Content Creation:

Canva | Easel.ly | Infogr.am | PiktoChart | Visme | Visual.ly

Visual Editing:

Gimp | KeepVid | Paint.net | Pic Monkey | Place It

Image Search:

Google Images | PhotoPin | Tin Eye (reverse image)

Color:

Color Scheme Designer | Color Hex | ColorZilla | Spy Color

CSS Generators:

3D CSS Text | Animate CSS | Create CSS3 | CSS Button | CSS3 Generator | CSS3 Maker | CSSMatic | CSS Table Generator | CSS Typeset

Major Social Media Platforms:

Facebook | Google Plus | Instagram | Linkedin | Pinterest | Slide Share | Stumble Upon | YouTube

Social Media Internet Marketing Tools:

33 Across | Addvocate | Agora Pulse | Add This | BrandWatch | Buffer | Cloze | Crowd Booster | Cyfe | Cyber Alert | Disqus | FollowerWonk | GeckoBoard | HootSuite | Infegy | Keyhole | Lithium | Social Cast | Post Acumen | Post Planner | Quintly | Rignite | Roojoom | Shoutlet | Social Report | Social Toaster | Social Oomph | Sprout Social | Sum All | Topsy | Tweet Deck | Viral Heat | UberVu | Vocus

Content Marketing Strategy, Creation & Curation:

Content Boulevard | Contently | Curata | Listly | OutBrain | Paper.li | Scoop It | Scripted | SkyWord | Storify | Swayy | TagBoard | Triberr | User Voice

Email Marketing Software:

Aweber | Benchmark | Campaigner | Constant Contact | Get Response | Graphic Mail | iContact | InfusionSoft | Mad Mimi | Mail Chimp | Mailigen | Pinpointe | Other: Optin Email Marketing Services Free Trial

Social Media Video Marketing:

Adobe Voice | Animoto | Bright Cove | Camtasia | Go Animate | HandBrake | Magisto | Magnify | Prezi | Screencast | Sellamations | Vimeo | YouTube Editor

Social Media Promotion:

GroSocial | Lead Sift | OfferPop | Punchtab | ShortStack | Social Passport

Social Media Monitoring:

Bottlenose | Google Alerts | Mention | Social Mention | Topsy | Twitter Search

Social Media Relationship Mapping:

Twitter Mention Map

Social Media Influence:

BuzzSumo | Follower Wonk | Inzpire.me NEW | Little Bird | PitchBox | Traackr

Publicity:

Help a Reporter Out | Muck Rack | Pitch Box | PR Web

Social Media Plugins:

AddThis | Facebook Plugins | Linkedin Plugins | Pintererest Plugins |

Social Media Miscellaneous:

Click to Tweet

ECommerce Store Hosting Platform – Online Store:

Big Commerce | ClicShop | Goodsie | Lite Commerce | Magento | OS Commerce | Presta Shop | Shopify | Spree Commerce | Volusion | Wazala

Ecommerce Online Payment Processing:

Amazon Payments | Authorize.net | BrainTree | Dwolla | Payoneer | PayPal | PayPoint | Gravity | Square | Selz | Stripe

ECommerce Shopping Carts:

1ShoppingCart.com | 3D Cart | Cube Cart | OpenCart | Uber Cart | Simple Cart | Tomato Cart | X-Cart e-Commerce | Zen Cart | Zeuscart

Mobile Readiness:

Browser Stack | Compuware | Cross Browser Testing | iPad Peek | Matt Kersley | Mobi Ready | Mobile Phone Emulator | Multi Browser View | Responsinator | Screenfly | W3C Mobile Checker

Screen Sharing / Conferencing:

Any Meeting | FuzeBox | Google Hangouts | GoToMeeting | Join.me | Meeting Burner | Skype | WebEx | Other: Clarify | Jing 

FTP:

Cute FTP | FileZilla | Free FTP | Smart FTP

Code Inspection:

Firebug

Internet Marketing Certifications:

Certified Internet Marketer (CIM) | CMA Online Courses | Digital Media and Marketing (Duke University) | Internet Marketing Certificate Program | Marketing Strategy (eCornell) | Mini MBA For-Credit Graduate Certificate With a Specialization in Internet Marketing | OMI or Online Marketing Institute

Security & SPAM:

Akismet | Microsoft Malware Removal | Sucuri | Unmask Parasites | WP Better Security 

Site Info:

Better WhoIs | Internic | Who Is

Design:

iDisplay | Easelly | Five Second Test | Fount | Icon Finder | Ink Responsive HTML | InkScape | Jump Cut | Little Ipsum | Lipsum | Smushit | What the Font

Plagiarism Checker:

Copyscape | Grammarly | Plagiarisma | Plagium | TurnItIn |

Online Event Management Tools:

Eventbrite | Event Spot | Sched | Audience Engagement: Crowd Mics | LiveCube | SocialPix |

Online Presentation Tools:

Common Craft | Present.me | Prezi | Roojoom | SlideDog | Visme | Webinar Jam NEW

Backup:

Carbonite | Crashplan | IDrive | Norton Backup | VaultPress

File Management:

Box | Dropbox | Google Drive | SkyDrive | SugarSync

CRM:

ACT! | Maximizer | Microsoft Dynamics | Salesforce | Sugar

Project Management & Collaboration:

Asana | Base Camp | Mural.ly | Trello

Word Cloud:

Tagxedo | Tagul | Wordle | WordItOut

Customer Service:

Help Scout | User Voice | Zen Desk

Online Appointment Scheduling:

Appointy | BookFresh | ClickBook | GenBook | Schedulicity

Structured Data:

Google SD Testing Tool | Schema Creator

Miscellaneous:

AdCat Advertising Image Tool NEW | Awesome Screenshot | Down for Everyone or Just Me? | Facebook Page Debugger | Global DNS Propagation Checker | Flippa | Headline Analyzer | Pastebin | ProxySite  | SoundSnap | Zappier