Podcast Episode Planner – Online Intro, Segments, Outro
Structure your episode with timed segments. Includes call to action notes. Export as text.
UD5 Toolkit
Build a structured essay outline with clear thesis, claims, evidence, and analysis. Perfect for argumentative, analytical, persuasive, and research essays.
Enter your essay topic above and click Generate Outline to get started.
Your structured outline will appear here — fully editable.
Structure your episode with timed segments. Includes call to action notes. Export as text.
Paste an URL or HTML and see the h1‑h6 hierarchy as a tree. Detect skipped levels and improve accessibility. Client‑side.
A silhouette of a country appears; type the name. Timed guesses. Great for geography buffs.
A country border shape appears, guess the nation. Multiple choice. Score tracking. Learn geography visually. Local SVG shapes.
Enter your hand and dealer's up card to see optimal move (hit, stand, double, split) using basic strategy. Educational casino reference.
Generate a unique and humorous campsite name for your tent. Great for scout trips or backyard camping.
Paste an SVG path d string and parse it into an array of commands and coordinates. Useful for animations.
Select project type and leather weight to get recommended stitch spacing and thread size.
Drag a slider along the pH scale to see examples of solutions at that pH and the concentration of H⁺ and OH⁻ ions.
Seamlessly convert JSON objects into valid XML documents. Control root element naming and attribute formatting. Entirely local, keeping your data safe.
Interactive quiz to learn all 50 US state capitals. Choose mode: capital to state or state to capital. Map highlight available. Works offline.
Paste a SQL CREATE TABLE statement and extract just the column names as a CSV header row. For data migration.
Calculate exact elapsed time between two dates in years, months, weeks, and days. Countdown or time already passed. Simple, visual, and local.
Drop a PDF and automatically detect tables. Export them to CSV or copy to clipboard. Works locally using PDF.js.
Play the classic Connect Four in your browser against a friend or CPU. Drop discs to get four in a row. Clean SVG board, local logic.
Calculate the exact number of days, weeks, months, and workdays between two dates. Visual calendar highlights. Perfect for projects.
Encode or decode data to/from Base58 (Bitcoin alphabet). Useful for cryptocurrency address generation testing. Fully local, no data sent.
Click for a random general knowledge question, then reveal the answer. Covers science, history, pop culture.
Test your knowledge: given a state name, pick its capital. Timed, with scoreboard. Learn all 50. No login.
See a flag and pick the country among four choices. Timed rounds with score. Perfect for geography buffs. Local data.
Calculate the bearing (azimuth) and distance between two GPS coordinates using the Haversine formula. Great for orienteering. Local only.
Find the three‑letter currency code (USD, EUR, JPY) for any country. Also lists currency symbol and name. Static.
Enter the song's key and playing position (straight/cross harp) to determine which harmonica key to use.
Enter two dates and see the exact number of days, weeks, and workdays between them. Also shows the countdown or days since.
Test your knowledge of world capitals. Multiple choice, timed rounds. Improve your geography skills. No data collection.
Paste a hex code and get the closest official CSS color name and a list of similar Pantone-like shades. Design reference.
Random world flags shown; pick the correct country name from four choices. Score and streak. Learn geography.
Visually design a custom :focus‑visible outline style. Copy the CSS. Better than the default.
Design a custom focus indicator with outline, offset, and box‑shadow. Preview on interactive elements. Copy the CSS.
Create outlined text with the text‑stroke property. Adjust width and color. Preview and copy the CSS.