This addon allows you to quickly set up Cross Sell based on Product ID's. There are no core code changes so you can easily install this addon.

In 10 minutes from now, you can install this addon AND set up X-Sells on a number of products.

artfulweb
Here is the complete French language pack with all the admin and catalog french language files, the Paypal app in French (includes/app/paypal/language), the installation directory all in French plus the translated READ ME file.
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Voici le pack complet en français avec tous les fichiers pour les répertoires admin et catalog en françaiss, l'app Paypal en français (includes/app/paypal/language), le répertoire d'installation tout en français plus le fichier READ ME traduit.

This content module will display products from the same category on the product info page. Handy if you have a lot of products and find it unfeasible to manually add them individually using the related products addon

Adds a drop-down select onto the Contact Us page. The email to shopowner includes the selected Country name.

No Core Code changes, just upload and it will extend your contact_us form.
Same idea could be used to add whatever extra data you need from the customer.

Allows you to designate products to show on your home page. Simply insert a Comma Separated List of Product IDs when setting up the module. It cannot get more simple.