Remove Line Numbers - Online Clean Code Snippet Tool
Strip leading line numbers from code snippets or poetry. Quick and accurate. Restore the original text. Entirely local processing, no data upload.
UD5 Toolkit
Quickly search and replace text online. Supports case sensitivity, whole word matching, and regular expressions.
Strip leading line numbers from code snippets or poetry. Quick and accurate. Restore the original text. Entirely local processing, no data upload.
Enter word pattern with ? for unknown letters and known letters to find matching dictionary words. Essential crossword help. Local dictionary.
Tidy up messy HTML code with our online formatter and beautifier. Indent and clean your markup, preview the output instantly. No data is uploaded, everything runs in your browser.
Strip dangerous HTML tags and attributes (scripts, onclick) to prevent XSS attacks. Safe iframe preview. Local sanitation engine.
Convert any text to snake_case, kebab‑case, camelCase, or PascalCase. Essential for programming variable naming. Local.
Paste CSS with vendor prefixes and get a clean version with only the standard property. Modernize your stylesheets.
Enter hiding places and get a set of rhyming clues to print. Fun for kids' parties.
Type a modern English word and get a possible Old English equivalent. Works offline with a limited but curated wordlist. Learn history.
Calculate the correct series resistor for an LED based on supply voltage, LED forward voltage, and desired current. Circuit diagram shown. Local only.
Trim audio files or split into multiple segments using visual waveform. Set start/end markers precisely. Download segments or merged track. Purely browser-based.
Paste the reference language JSON and a target language JSON. See which keys are missing or extra. Translate with confidence.
Enter any two values (voltage, current, resistance, power) and compute the others. Visual triangle helper and formula display. Instant local calculation.
Explore all Intl APIs: NumberFormat, DateTimeFormat, RelativeTimeFormat, ListFormat. See outputs for any locale. Powerful i18n.
Build hreflang tags for multi‑language websites. Select languages and URLs and get the complete <link> snippet.
Paste email headers or body text to quickly spot phishing signs, suspicious domains, and obfuscated links. Educational and private.
Remove silent parts from an audio recording. Useful for podcasts and lectures. Set threshold and minimum silence duration.
Enter your must volume and current Brix, TA, and pH to calculate additions of sugar, acid blend, or tannin. Standard winemaking formulas.
Calculate the real monetary cost of a meeting by attendees' hourly rates. A humorous yet insightful productivity tool. All local calculation.
Select cities and see a 24-hour grid highlighting compatible meeting times. Drag to find a slot that works for everyone. Daylight saving aware.
Compare the real cost of currency exchange including hidden mark-ups and service fees. See how much you lose per transaction. Local educational tool.
Find the currency code (USD, EUR, JPY) for any country or reverse‑lookup the country from a code. Static reference.
Simulate an earthquake alarm with a countdown and visual instructions for Drop, Cover, and Hold On.
Log your daily water consumption with one click. Set a goal and track progress. Data stored locally for privacy. Simple and clean interface.
Set a timer that reminds you to take a break, stretch, or follow the 20‑20‑20 rule. Desktop notification supported. Runs offline.
Select a part of an audio file and trim it to the selection. Playback preview. Download the cropped audio. No upload.
Paste response headers string and get a security audit. Check presence and configuration of key security headers. Local analysis.
Compare time across multiple time zones and find a suitable meeting time. Convert a specific time to various cities. Browser-based and always accurate.
Enter an English word to get a brief etymology (Latin, Greek, etc.) and root meaning. From curated static data.
Enter text and see a rough transliteration into Tolkien's Tengwar script. For fans of LOTR. Artistic rendering.
Timer that reminds you to look at something 20 feet away for 20 seconds every 20 minutes. Customizable intervals and subtle sound/visual alerts.