・Tab Managements & Tab Utilits
Group Speed Dial
https://addons.mozilla.org/ja/firefox/addon/groupspeeddial/
Group Speed Dial cloud server
https://group-speed-dial.fastaddons.com/
Tab Mix Plus
https://github.com/onemen/TabMixPlus/releases
Tree Style Tab - ツリー型タブ
https://addons.mozilla.org/ja/firefox/addon/tree-style-tab/
Sidebery
https://addons.mozilla.org/ja/firefox/addon/sidebery/
OneTab
https://addons.mozilla.org/ja/firefox/addon/onetab/
Tab Session Manager
https://addons.mozilla.org/ja/firefox/addon/tab-session-manager/
FoxyTab
https://addons.mozilla.org/ja/firefox/addon/foxytab/

・Mouse Gestures
Gesturefy
https://addons.mozilla.org/ja/firefox/addon/gesturefy/

・Web Cliper
SingleFile
https://addons.mozilla.org/ja/firefox/addon/single-file/
Save Page WE
https://addons.mozilla.org/ja/firefox/addon/save-page-we/
Archive Page
https://addons.mozilla.org/ja/firefox/addon/archive-page/

・Skip to Ads Page
FastForward
https://addons.mozilla.org/ja/firefox/addon/fastforwardteam/
Skip Redirect
https://addons.mozilla.org/ja/firefox/addon/skip-redirect/
Redirector
https://addons.mozilla.org/ja/firefox/addon/redirector/
NopeCHA: CAPTCHA Solver
https://addons.mozilla.org/ja/firefox/addon/noptcha/

・RSS reader & Web Pages Updates Monitors
Feedbro
https://addons.mozilla.org/ja/firefox/addon/feedbroreader/
FeedBro RSS Japanese language（Feedbro日本語化）
https://github.com/ktkr3d/feedbro-locale
https://raw.githubusercontent.com/ktkr3d/feedbro-locale/master/feedbro-locale-ja_JP.json
Update Scanner
https://addons.mozilla.org/ja/firefox/addon/update-scanner/