Flex Forge
Interactive CSS flexbox code generator with preview
Card Valid
Check credit card validity detect type and issuer
Key Board
Detect key presses with code charCode and modifiers
Subnet Calc
Calculate subnet mask network and broadcast address
Text ASCII
Generate ASCII art banners from any text quickly
Crown Sites
Leaderboard of your most visited websites by visit count
Week Plan
Plan your week with a simple 7-day task scheduler
Sci Calc
Scientific calculator with trig log and constants
Theme Gen
Generate a full UI color theme from a single brand color
Specificity
Analyse CSS selector specificity scores and ranking
Capitals Quiz
Test your world capitals knowledge with a quick quiz
Expr Calc
Calculate any math expression with history and copy
J! Archive Enhancer: Jeopardy! Coryat & More
Adjusts display of J! Archive game pages and helps users calculate home Jeopardy! scores with Coryat scores and Lach Trash
3 users
LeekDuck Events Filter
Filter Pokemon GO events on LeekDuck by event type and dateFilter Pokemon GO events on LeekDuck by event type and dates
3 users
Kanban
Mini kanban board in your browser with drag and drop
Word Password
Diceware-style passphrase generator with custom words
Hotkey Ref
Searchable keyboard shortcut reference for Firefox tasks
Lorem Ipsum
Generate placeholder lorem ipsum text in paragraphs or words
Weekly Planner
Add tasks to days of the week and track completion
Form Reset Helper
Injects a visible Reset button into every form on a page. Restores all fields to their default values with one click.
Keyframe
CSS @keyframes animation builder with live preview
Color Roll
Roll random colors save favorites and copy hex values
Buy List
Persistent shopping list with check and delete actions
Tally
Multiple named tally counters with increment and reset
