Below you can find the direct download links to the iPhone, iPad and iPod Touch Firmware Files for every released firmware version. Please note that if you use Safari you must disable the auto unzip feature. It may be easier to just use Firefox!
iPhone:
7.0.0 (4 GSM): iPhone3,1_7.0_11A465_Restore.ipsw
7.0.0 (4 8GB): iPhone3,2_7.0_11A465_Restore.ipsw
7.0.0 (4 CDMA): iPhone3,3_7.0_11A465_Restore.ipsw
7.0.0 (4S): iPhone4,1_7.0_11A465_Restore.ipsw
7.0.0 (5 GSM): iPhone5,1_7.0_11A465_Restore.ipsw
7.0.0 (5 GSM+CDMA): iPhone5,2_7.0_11A465_Restore.ipsw
7.0.1 (5c GSM): iPhone5,3_7.0.1_11A470a_Restore.ipsw
7.0.1 (5c GSM+CDMA): iPhone5,4_7.0.1_11A470a_Restore.ipsw
7.0.1 (5s GSM): iPhone6,1_7.0.1_11A470a_Restore.ipsw
7.0.1 (5s GSM+CDMA): iPhone6,2_7.0.1_11A470a_Restore.ipsw
7.0.0 (4 GSM): iPhone3,1_7.0_11A465_Restore.ipsw
7.0.0 (4 8GB): iPhone3,2_7.0_11A465_Restore.ipsw
7.0.0 (4 CDMA): iPhone3,3_7.0_11A465_Restore.ipsw
7.0.0 (4S): iPhone4,1_7.0_11A465_Restore.ipsw
7.0.0 (5 GSM): iPhone5,1_7.0_11A465_Restore.ipsw
7.0.0 (5 GSM+CDMA): iPhone5,2_7.0_11A465_Restore.ipsw
7.0.1 (5c GSM): iPhone5,3_7.0.1_11A470a_Restore.ipsw
7.0.1 (5c GSM+CDMA): iPhone5,4_7.0.1_11A470a_Restore.ipsw
7.0.1 (5s GSM): iPhone6,1_7.0.1_11A470a_Restore.ipsw
7.0.1 (5s GSM+CDMA): iPhone6,2_7.0.1_11A470a_Restore.ipsw
iPad:
7.0.0 (iPad 2 Wi-Fi): iPad2,1_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 GSM): iPad2,2_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 CDMA): iPad2,3_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 New): iPad2,4_7.0_11A465_Restore.ipsw
7.0.0 (iPad Mini Wi-Fi): iPad2,5_7.0_11A465_Restore.ipsw
7.0.0 (iPad Mini GSM): iPad2,6_7.0_11A465_Restore.ipsw
7.0.0 (iPad Mini CDMA): iPad2,7_7.0_11A465_Restore.ipsw
7.0.0 (iPad 3 Wi-Fi): iPad3,1_7.0_11A465_Restore.ipsw
7.0.0 (iPad 3 CDMA): iPad3,2_7.0_11A465_Restore.ipsw
7.0.0 (iPad 3 GSM): iPad3,3_7.0_11A465_Restore.ipsw
7.0.0 (iPad 4 Wi-Fi): iPad3,4_7.0_11A465_Restore.ipsw
7.0.0 (iPad 4 GSM): iPad3,5_7.0_11A465_Restore.ipsw
7.0.0 (iPad 4 GSM+CDMA): iPad3,6_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 Wi-Fi): iPad2,1_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 GSM): iPad2,2_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 CDMA): iPad2,3_7.0_11A465_Restore.ipsw
7.0.0 (iPad 2 New): iPad2,4_7.0_11A465_Restore.ipsw
7.0.0 (iPad Mini Wi-Fi): iPad2,5_7.0_11A465_Restore.ipsw
7.0.0 (iPad Mini GSM): iPad2,6_7.0_11A465_Restore.ipsw
7.0.0 (iPad Mini CDMA): iPad2,7_7.0_11A465_Restore.ipsw
7.0.0 (iPad 3 Wi-Fi): iPad3,1_7.0_11A465_Restore.ipsw
7.0.0 (iPad 3 CDMA): iPad3,2_7.0_11A465_Restore.ipsw
7.0.0 (iPad 3 GSM): iPad3,3_7.0_11A465_Restore.ipsw
7.0.0 (iPad 4 Wi-Fi): iPad3,4_7.0_11A465_Restore.ipsw
7.0.0 (iPad 4 GSM): iPad3,5_7.0_11A465_Restore.ipsw
7.0.0 (iPad 4 GSM+CDMA): iPad3,6_7.0_11A465_Restore.ipsw
iPod Touch:
7.0.0 (5G): iPod5,1_7.0_11A465_Restore.ipsw
7.0.0 (5G): iPod5,1_7.0_11A465_Restore.ipsw
Source: Apple, iClarified