Holiday shopping continues well after Christmas is over. Christmas Monday starts the after Christmas sales which are sure to quench any shopper's insatiable desires. In the competitive field of holiday shopping, retailers make sure to extend their deals beyond Christmas with added discounts up to 60 percent. 

If you're an apparel retailer, you want your shelves cleared by President's Day weekend, industry tracker Britt Beemer of America's Research Group told Forbes. Spring is vital; it's the only time people might be willing to buy stuff at 20% off, or even at full retail if they love it.

Here is a compilation of some of the best after-Christmas sales you can find at some of the biggest and most popular retailers around.

Staples

Staples, the Office Suppliers, is offering some great deals for the post-Christmas season. Get fast and free shipping on orders over $45. Get free 30-day trials with some of the leading online services. Check out Staples' Holiday Center for all of the best deals on this year's hottest gifts. 

JCPenney 

JCPenney's biggest after-Christmas sale starts today, online and at the brick and mortar stores. Online doorbusters will run all day Sunday until 1:00 pm Monday. Get up to 60 percent off women's and men's clothing. Get up to 70 percent off jewelry and home goods. Electronics are marked from 20 percent up to 60 percent off. 

Kohl's 

Kohl's is celebrating its after-Christmas blitz and clearance sale with 60 percent off plus an extra 10 percent off. With the Kohl's Yes Pass customers can take an extra 20 percent off everything when they spend $100 or more with the code SLED20. They can also take an extra 15 percent off everything with the code SLED15 through Monday. Kohl's is also offering early bird specials from 12 am to 3 pm CST online or 5 am to 1 pm at the stores. Kohl's 

Barnes & Noble

Barnes & Noble is offering some of the most popular holiday gift choices at up to 50 percent off. If you spend $25, you will get free shipping. Buy the Nook Color for just $199.

Amazon

Amazon is offering a huge selection of items marked for year-end deals. Buy one of the hottest holiday items, the Kindle Fire, for just $199. Buy a five-inch widescreen Tom Tom GSP device for just $79.99. Buy an Olympus PEN E-92 12.3 MP Micro Four Thirds Interchangeable Lens Digital Camera for $479.95, marked down from $1,099.99. DVDs and video games are on sale for as low as $8 and accessories, like headphones and iPad cases, are marked down over 50 percent. Click here to view the full list.

Target

Target's doors will open at 7:00 am Monday Dec. 26 and will remain open until 11:00 pm. Discounts include: 50 percent off women's clothes, 50 percent off children's apparel, 50 percent off home décor and 50 percent off holiday decorations. Just for Sunday Christmas Day, Target is offering $10 off any $50 order when you enter the promotion code TGTGFT2U at checkout by 11:59 pm EST on Dec. 25.

BestBuy

BestBuy will open its doors at 8:00 am the day after Christmas and will stay open until 10:00 pm. BestBuy's after-Christmas sale lasts from Sunday to Tuesday, Dec. 27. Get a Samsung 55 Class LED 1080p 120Hz 3D HDTV with Free Glasses for just $1,899.99 with a savings of $900. The electronics giant is also offering FREE smartphones, like the Samsung Infuse and the LG Marquee, with the purchase of a new two-year contract.  

Walmart

America's favorite discount retailer is offering some jaw-dropping after-Christmas sales, citing it as Walmart's biggest clearance event of the year! When stores open on Monday, Dec. 26, customers can save up to 50 percent off candy, toys and seasonal home décor. Clothing for adults and children will be priced as low as $3 to $9.