Mood Tracker - Online Daily Emotion Journal & Calendar
Log your daily mood and view trends on a calendar. Encourages mindfulness. Data stored only in your browser's localStorage for complete privacy.
UD5 Toolkit
Select a mood color, then tap a date
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Start tracking your mood to see insights here.
Log your daily mood and view trends on a calendar. Encourages mindfulness. Data stored only in your browser's localStorage for complete privacy.
Log medications daily with dose, time. See missed doses. Reminder for refill date. Data local.
Build a color palette for charts that works for protanopia, deuteranopia, and grayscale. Export as array.
Paste text, highlight important parts, and extract only highlights. Great for research and studying. Entirely client-side.
Browse every Tailwind default color palette side by side. Click any shade to copy the hex or class. For rapid design.
Record shedding intensity and grooming sessions. Predict heavy molt periods. Reduce risk of wool block.
Paste a URL and see the og:title, description, image, and twitter card that will be used when shared. No server needed.
Enter total drive time or playlist length to figure out how many songs you need. Convert time to estimated tracks.
Convert rabbit age to human years considering their rapid early maturation. Fun tool for house rabbit owners. Local only.
List of major annual meteor showers with next peak date and moon phase prediction. Stargazing planner.
Enter a URL and see a preview of how it will appear when shared on Facebook, Twitter, LinkedIn. Detect missing tags.
Convert cat age to human years using updated veterinary guidelines (not simple 1:7). Provides life stage context. Local only.
Estimate due date from last menstrual period or conception date. Uses Naegele's rule and shows week-by-week milestones. Local calculator for informational use.
View and edit ID3 tags of MP3 files, including title, artist, album, and artwork. All processing in your browser; no files uploaded.
Follow an interactive temperature curve for dark, milk, or white chocolate. Set timers for each phase to achieve perfect temper without a machine.
Accurate online stopwatch with lap and split time capabilities. Start, pause, and reset. Ideal for sports and presentations. Runs natively in the browser.
Enter rolls remaining and household size to estimate weeks of supply. A humorous yet practical aid.
Get random pet name suggestions filtered by species, breed origin, and personality trait. Fun for new pet owners. Local generator.
Find the date of Easter Sunday for any given year. Learn about the computus algorithm. Simple and accurate.
Select species (Syrian, Dwarf) to get optimal sand bath frequency and duration. Keep your hamster's coat clean.
Convert guinea pig age to approximate human years. Cute facts included. For guinea pig lovers. 100% local.
Enter the initial amount, half‑life, and time to find remaining quantity. Nuclear science helper.
Countdown timer for applying a heating pad. Includes recommended max session. Prevent burns.
List assignments with estimated minutes. See total time and break into Pomodoro sessions. Stay motivated.
Look up storage times for pantry, fridge, and freezer items. Reduce food waste. Local database.
See how old your hamster is in human-equivalent years. Fun fact: a 3-month-old hamster is already a young adult. Local only.
Select a bone and see typical healing duration in weeks. Educational information only.
Add artificial reverb to an audio recording. Choose from small room to large hall. Wet/dry mix. Convolution‑based.
Answer questions about blister size, location, and broken skin to get a recommended care procedure and supplies.
Upload a small file to see each byte as a block, color-coded by value. Visualize the structure of binary data. Client-side.