Extension Factory

Private typing speed test and trainer: timed tests, adaptive drills, code and quote modes, plus a keyboard heatmap. 100% local.

Offline chord, scale & fretboard studio with chord-progression builder & songbook for guitar, ukulele & bass. No ads, private.

All-in-one metronome, chromatic tuner, drone & practice log. Tap tempo, setlists, tempo trainer. Private, offline, no ads.

Guided desk-wellness breaks: rest your eyes (20-20-20), stretch, hydrate, fix posture, stand & breathe. Smart, private, offline.

Private, offline journal & mood tracker: daily check-ins, activities, Year in Pixels, mood insights, prompts & reminders.

Private, offline grade & GPA tracker: weighted categories, drop rules, what-if target grades, semester GPA & CGPA — any school.

Bill & subscription reminder: due-date alerts before bills, free trials & renewals charge you. Optional anonymous cloud sync.

A 100% local-first read-it-later: save a clean offline copy of any article and read it later in a calm reader. No account.

Privacy-first eyedropper & color picker: pick any pixel, build palettes, check WCAG contrast & export CSS/Tailwind/SCSS.

Clip any page to clean Markdown — highlights, tags & a searchable local library. 100% local, no account, never lose a clip.

Private, offline flashcards with SM-2 spaced repetition. Capture from any page, cloze, decks, tags & stats. No account, no cloud.

Private, offline plant care: custom watering, feeding & repotting schedules, reminders, a photo journal and care history.

Save, back up & restore tab sessions. Auto local backups, search, 1-click restore + optional cross-device cloud sync.

Plan weekly meals and auto-build a smart grocery list: merges duplicate amounts, skips pantry staples, sorts by aisle. 100% local.

Private, ad-free currency converter: 80+ currencies, offline rates, pinned pairs, a live Rate Board and right-click convert.

Private, offline car log: track fill-ups, MPG/L-100km, service history, costs and renewal reminders for every vehicle.

Offline developer toolbox: JSON/YAML, JWT, Base64, hash, UUID, regex, cron, diff & more. 100% local, no tracking, no host access.

A calm new tab with clock, focus, to-dos, speed dial, notes, Pomodoro & search. 100% local, no account, no ads.

Offline travel packing lists & trip organizer: smart suggestions, bags, weight limits, templates. 100% local — no account.