RetroPie If you haven't already heard of a Raspberry Pi, get one, then go here!
Now get this frontend: Emulation Station!

Jetpac 2 Sequel campaign on kickstarter for the original 90's MSDOS game

Best Pacman Clones and Spinoffs There are some good ones on this list

@PC World 13 Great PC Games With A Retro Feel

Steam -- Browsing Retro

Play RETRO Games Play all the zelda and mario (and others) online to your heart's content

Retrogamer's Top 10 Several top ten lists, top ten for each console
and even board games. Nice site design too!

50 Best Retro Games from / best-games-by-type / retro...

The Best Classic Video Games

The 23 Best Vintage Video Games that you can play in your browser

Top 30 Best video games of the 90's [YOUTUBE]

7 Best Sites To Find Classic DOS Games

Commander Keen Fansite A whole website dedicated to Keen with fanmade sequels

World Video Game Hall of Fame 5 Games Indicted Each Year!!! It All Started In 2015