Microsoft.com is offering select Xbox One/360 Digital Games valid for Xbox Live Gold Members for Free listed below. Thanks SlickDealio
Note, an Xbox Live Gold Membership is required and you must be signed into your gold account to see discounts. The games are available for free during the dates listed. For more information on Games with Gold, click this link here.
Editor's Notes & Price Research
Titles are available as free downloads for qualifying Xbox Live Gold Members in all markets where available. Offer valid through listed dates. Refer to the forum thread for additional information. - Discombobulated
For the month of September, Xbox Live Gold members will receive four new free games – two on Xbox One and two on Xbox 360 – as part of the Games with Gold program. You can play both Xbox 360 titles on your Xbox One with Backward Compatibility.
On Xbox One, Xbox Live Gold members can download Earthlock: Festival of Magic ($29.99 ERP) for free during the month of September. Assassin's Creed Chronicles: China ($9.99 ERP) will be available as a free download from September 16th to October 15th.
Note - Forza Horizon has some free add-ons as well. Just look for the ones that say FREE in the link below.
Forza Horizon Free DLC: 1,000 Club Expansion Pack , 2002 BMW M3 GTR , 1998 Nissan R390 , 1966 Ford Country Squire , Honda Challenge Car Pack . 1995 Ford Mustang Cobra R , 1971 AMC Javelin-AMX , Season Pass: 2006 Lamborghini Miura Concept , 2012 Jeep Wrangler Rubicon , 1957 Chevrolet Bel Air (NOTE: Instead of 1957 Chevy Bel Air, 1971 AMC Javelin-AMX, and 1995 Ford Mustang Cobra R, you may get October Car Pack, December IGN Car Pack, and January Recaro Car Pack.)
If you sort by "Best selling today" you pretty much get all the free DLC items on one page.