Firefox add-on with keyword - second-h`nd
Add-ons (also known as extensions) are small programs that run inside web browsers like Mozilla Firefox. They add extra features to the browser without having to download anything new. You can use extensions to make browsing faster, easier, and safer. Some extensions even let you do things like translate text on websites, search the web, and play games.
There are over 28,000 Firefox-addons and 480,000 themes, making it hard to find the best ones. so we have created a way to sort through all of them. Use the dropdown above to set different filters. Add-ons are sorted by number of active users.
To set even more advanced filters, and sort the Firefox add-ons differently, please visit our Advanced search tool. Note that Advanced search tool is only available to premium members.
![Hunter: Find email addresses in seconds](https://addons.mozilla.org/user-media/addon_icons/782/782066-64.png?modified=1696840547)
#1, Hunter: Find email addresses in seconds
![Hunter: Find email addresses in seconds](https://addons.mozilla.org/user-media/addon_icons/782/782066-64.png?modified=1696840547)
![Second Search](https://addons.mozilla.org/user-media/addon_icons/4/4096-64.png?modified=1665127126)
#2, Second Search
![Second Search](https://addons.mozilla.org/user-media/addon_icons/4/4096-64.png?modified=1665127126)
![faircado - Second-hand first!](https://addons.mozilla.org/user-media/addon_icons/2766/2766106-64.png?modified=69b1b53e)
#3, faircado - Second-hand first!
![faircado - Second-hand first!](https://addons.mozilla.org/user-media/addon_icons/2766/2766106-64.png?modified=69b1b53e)
![30 Seconds of Knowledge](https://addons.mozilla.org/user-media/addon_icons/2726/2726898-64.png?modified=f1142ea5)
#4, 30 Seconds of Knowledge
![30 Seconds of Knowledge](https://addons.mozilla.org/user-media/addon_icons/2726/2726898-64.png?modified=f1142ea5)
![CPS Test - Clicks per Second](https://addons.mozilla.org/static-server/img/addon-icons/default-64.d144b50f2bb8.png)
#5, CPS Test - Clicks per Second
![CPS Test - Clicks per Second](https://addons.mozilla.org/static-server/img/addon-icons/default-64.d144b50f2bb8.png)
![E-SIGN (Asseco Lietuva, UAB)](https://addons.mozilla.org/user-media/addon_icons/944/944861-64.png?modified=0089fcd4)
#6, E-SIGN (Asseco Lietuva, UAB)
![E-SIGN (Asseco Lietuva, UAB)](https://addons.mozilla.org/user-media/addon_icons/944/944861-64.png?modified=0089fcd4)
![Sideview Plus: Multitask w/o Second Monitor](https://addons.mozilla.org/user-media/addon_icons/2647/2647360-64.png?modified=46450fe8)
#7, Sideview Plus: Multitask w/o Second Monitor
![Sideview Plus: Multitask w/o Second Monitor](https://addons.mozilla.org/user-media/addon_icons/2647/2647360-64.png?modified=46450fe8)
![Condler](https://addons.mozilla.org/user-media/addon_icons/2703/2703131-64.png?modified=096e5e38)
#8, Condler
![Condler](https://addons.mozilla.org/user-media/addon_icons/2703/2703131-64.png?modified=096e5e38)
![Recon](https://addons.mozilla.org/user-media/addon_icons/861/861839-64.png?modified=1515133224)
#9, Recon
![Recon](https://addons.mozilla.org/user-media/addon_icons/861/861839-64.png?modified=1515133224)
![SecoClient Extensions](https://addons.mozilla.org/user-media/addon_icons/2596/2596400-64.png?modified=e1dd2df0)
#10, SecoClient Extensions
![SecoClient Extensions](https://addons.mozilla.org/user-media/addon_icons/2596/2596400-64.png?modified=e1dd2df0)
![CPS Test - Check Clicks per Second](https://addons.mozilla.org/user-media/addon_icons/2778/2778277-64.png?modified=1d286a87)
#11, CPS Test - Check Clicks per Second
![CPS Test - Check Clicks per Second](https://addons.mozilla.org/user-media/addon_icons/2778/2778277-64.png?modified=1d286a87)
![SecondLife SLURL to Viewer URI](https://addons.mozilla.org/user-media/addon_icons/2649/2649562-64.png?modified=04f6b48d)
#12, SecondLife SLURL to Viewer URI
![SecondLife SLURL to Viewer URI](https://addons.mozilla.org/user-media/addon_icons/2649/2649562-64.png?modified=04f6b48d)
![Colab Auto Reconnect](https://addons.mozilla.org/user-media/addon_icons/2651/2651001-64.png?modified=50d84783)
#13, Colab Auto Reconnect
![Colab Auto Reconnect](https://addons.mozilla.org/user-media/addon_icons/2651/2651001-64.png?modified=50d84783)
![Console Recorder for AWS](https://addons.mozilla.org/user-media/addon_icons/1008/1008793-64.png?modified=d2f6091b)
#14, Console Recorder for AWS
![Console Recorder for AWS](https://addons.mozilla.org/user-media/addon_icons/1008/1008793-64.png?modified=d2f6091b)
![Laboratory (Content Security Policy / CSP Toolkit)](https://addons.mozilla.org/user-media/addon_icons/788/788969-64.png?modified=mcrushed)
#15, Laboratory (Content Security Policy / CSP Toolkit)
![Laboratory (Content Security Policy / CSP Toolkit)](https://addons.mozilla.org/user-media/addon_icons/788/788969-64.png?modified=mcrushed)
![Content Security Policy (CSP) Generator](https://addons.mozilla.org/user-media/addon_icons/2630/2630669-64.png?modified=b753e327)
#16, Content Security Policy (CSP) Generator
![Content Security Policy (CSP) Generator](https://addons.mozilla.org/user-media/addon_icons/2630/2630669-64.png?modified=b753e327)
#17, Adriana Lima second one
#18, MA2 -SECOND SEASON- 01 iori
![Second Search Bar](https://addons.mozilla.org/user-media/addon_icons/2751/2751062-64.png?modified=a614ce13)
#19, Second Search Bar
![Second Search Bar](https://addons.mozilla.org/user-media/addon_icons/2751/2751062-64.png?modified=a614ce13)
![CSP Content Security Policy Generator](https://addons.mozilla.org/user-media/addon_icons/2732/2732822-64.png?modified=da4e6bcc)
#20, CSP Content Security Policy Generator
![CSP Content Security Policy Generator](https://addons.mozilla.org/user-media/addon_icons/2732/2732822-64.png?modified=da4e6bcc)
#21, David Bowie _second
![Cuponation | Economize em suas compras online](https://addons.mozilla.org/user-media/addon_icons/2798/2798705-64.png?modified=215bcc96)
#22, Cuponation | Economize em suas compras online
![Cuponation | Economize em suas compras online](https://addons.mozilla.org/user-media/addon_icons/2798/2798705-64.png?modified=215bcc96)
![recon - IP, Network & Malware tools](https://addons.mozilla.org/user-media/addon_icons/983/983391-64.png?modified=fa10a720)
#23, recon - IP, Network & Malware tools
![recon - IP, Network & Malware tools](https://addons.mozilla.org/user-media/addon_icons/983/983391-64.png?modified=fa10a720)
![Fallen London Conversion Helper](https://addons.mozilla.org/static-server/img/addon-icons/default-64.d144b50f2bb8.png)
#24, Fallen London Conversion Helper
![Fallen London Conversion Helper](https://addons.mozilla.org/static-server/img/addon-icons/default-64.d144b50f2bb8.png)
![PIA ECONDA Inspector 3](https://addons.mozilla.org/user-media/addon_icons/2820/2820961-64.png?modified=e4db9b13)
#25, PIA ECONDA Inspector 3
![PIA ECONDA Inspector 3](https://addons.mozilla.org/user-media/addon_icons/2820/2820961-64.png?modified=e4db9b13)