Archive includes 231 country flags + 10 BONUS flags + 16 of your requests (DeviantART shape)

Countries:
Afghanistan, Aland, Albania, Algeria, American Samoa, Andorra, Angola, Anguilla, Antarctica, Antigua & Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bhutan, Bolivia, Bosnia-Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Canada, Cape Verde, Cayman Islands, Central African Republic, Chad, Chile, China, Christmas Island, Cocos Islands, Colombia, Comoros, Congo-Democratic Republic, Congo, Cook Islands, Costa Rica, Croatia, Cuba, Cyprus, Czech Republic, Denmark, Djibouti, Dominica, Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, England, Equatorial Guinea, Eritrea, Estonia, Ethiopia, Falkland Islands, Faroe Islands, Fiji, Finland, France, French Polynesia, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Greenland, Grenada, Guam, Guatemala, Guernsey, Guinea Bissau, Guinea, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Ivory Coast (Cote d'Ivoire), Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Korea-South, Korea-North, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Macau, Macedonia, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia, Moldova, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Myanmar (Burma), Namibia, Nauru, Nepal, Netherland Antilles, Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Niue, Norfolk Island, Northern Cyprus, Northern Ireland, Northern Mariana Island, Norway, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Pitcairn Islands, Poland, Portugal, Puerto Rico, Qatar, Romania, Russia, Rwanda, Saint Helena, Saint Kitts and Nevis, Saint Lucia, Saint Vincent, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Scotland, Senegal, Serbia, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Solomon Islands, Somalia, Somaliland, South Africa, South Ossetia, Spain, Sri Lanka, Sudan, Suriname, Swaziland, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tokelau, Tonga, Transnistria, Trinidad Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom, United States of America, Uruguay, Uzbekistan, Vanuatu, Vatican, Venezuela, Vietnam, Virgin Islands-British, Virgin Islands-USA, Wales, Wallis and Futuna, Yemen, Zambia, Zimbabwe.

Bonus: Catalonia, DeviantART, European Union, Gay/Freedom, Jolly Roger, NATO, Olympic Games, Red Cross, UNICEF, United Nations.

Requests: Alaska, Checkered (Auto), Confederate, Palestine, former South Vietnam (old flag), Bisexuality, Esperanto, flag of Lovely, Quebec, 42-meaning of life, Artsakh, Furbuntu, CCCP, East Germany, Yugoslavia, Hawaii.

All country flags are according to Wikipedia.org
Feel free to use them as you like (avatar, icon, etc.)!