Tools and Gadgets

Pages which do stuff

Sites which help to accomplish something specific. Contains a mixture of software and webapps, more focused on accomplishing some small task through a digital interface, less focused on accomplishing something offline.

Calculators

Sites which perform some calculation or mathematical transformation. They might also generate something.
10,000-year Calender
Does Not Have Ads
Calculating Empires
"A Genealogy of Technology and Power Since 1500"
Does Not Have Ads
Cryptarithm Solver
"Tool/solver to resolve cryptarithms, a numeric puzzle which consists in a mathematical calculation in which letters have been replaced by digits to find."
Does Not Have Ads
dCode
"dCode.fr is a collection of over 900 tools to help solve games, riddles, ciphers, mathematics, puzzles, etc."
Does Not Have Ads
Geo Midpoint
"Finds the exact point that lies halfway between two or more places. Find your personal center of gravity--the geographical average location for all of the places you have lived in."
Does Not Have Ads
Rebrickable
"Rebrickable will look at your LEGO Collection and calculate what other LEGO Sets or MOCs you can build with your existing parts. If you are interested in a particular Set/MOC it can show you which parts you are missing and help you buy them."
Does Not Have Ads
Tap for Beats Per Minute BPM
"Use any key - Start tapping to measure BPM"
Does Not Have Ads
Time and Date AS
"Time and Date AS is based just outside Stavanger, Norway, where our teams work together to operate timeanddate.com, the world’s top-ranking website for time and time zones. With free online services you can rely on, we make it easier to organize your life, both at work and at home."
Has a Mobile App
Has Ads

Generators

Sites which generate some answer or simulation from specifically available information or from random data. Includes some sites which generate a digital object or image.
3D Gif Maker
"Welcome to 3D Gif Maker, where you can easily make gifs from your images. Simply upload an image, pick an animation style, tweak the parameters, apply filters, and download a gif."
Does Not Have Ads
ASCII Art Archive
"A large collection of ASCII art drawings and other related ASCII art pictures."
Does Not Have Ads
Avatarist
"Our site is the best on the net for avatars. Whether you need an avatar for your favorite forums, an instant messenger window, a website or a gaming profile - this is the place to come. Bookmark us and check back often, we’re always adding new avatars!"
Does Not Have Ads
Blinkies
"Welcome to Blinkies! This is a one-stop shop for all the animated blinkies you could ever want for use on your MySpace or discussion forums."
Does Not Have Ads
blinkies.cafe
"blinkies.cafe is a blinkie generator you can use to create your own blinkie gifs, choosing from dozens of styles and adding whatever text you like!"
Contains Strobe/Flashing Lights
Does Not Have Ads
Color Pallet Generator
"Upload an image to generate a color palette based on the image’s primary colors. Useful for quickly grabbing a particular color within an image for inspiration."
Does Not Have Ads
convertcase
"Accidentally left the caps lock on and typed something, but can’t be bothered to start again and retype it all? Simply enter your text and choose the case you want to convert it to."
Has Ads
Craft Design Online
"We decided to start Craft Design Online when one of our children was given a "friendship wheel" kit for a Christmas present. We wanted to be able to make more designs than the ones printed on the wheels with the kit. We experimented and discovered you could make patterns with more threads using the same wheels, and eventually discovered that it was a form of Japanese braiding called Kumihimo."
Does Not Have Ads
Discord Timestamp Generator
"Discord Timestamps are generated using Discord’s Syntax".
Does Not Have Ads
Earslap
"You have reached the website of Batuhan Bozkurt; a musician, sound engineer and creative coder from Turkey / Istanbul. I write about all sorts of procedural, generative and computational arts, and some more. Some interesting web projects are also hosted here."
Does Not Have Ads
Fantasy Kingdom name generator
"Our Quest... From the Forgotten Realms to Tamriel, and from Gondor to Tyrie, we braved all the dangers for you. We traveled all kinds of lands to gather the best name codices and share them with you on our humble pages. We are determined to create the best source of names for your beloved characters, regardless of the cost."
Does Not Have Ads
Fantasy name generators
"There are over 1400 name generators, as well as many description generators, guides and various tools you might find helpful."
Has Ads
Favicon.io
"The only favicon generator you need for your next project. Quickly generate your favicon from text, image, or choose from hundreds of emojis."
Contains Downloadable Files
Does Not Have Ads
FreeSewing
"FreeSewing is open source software to generate bespoke sewing patterns, loved by home sewers and fashion entrepreneurs alike. Industry sizing is a bunch of lies. Join the slow fashion revolution and enjoy clothes that fit you."
Does Not Have Ads
HammerTime
"Generate timestamp indicators for Discord chat messages".
Does Not Have Ads
HTML Color Codes
"Get HTML color codes, Hex color codes, RGB and HSL values with our color picker, color chart and HTML color names. Let’s go!"
Does Not Have Ads
Lorem Ipsum
Lorem ipsum is placeholder text commonly used in the graphic, print, and publishing industries for previewing layouts and visual mockups.
Does Not Have Ads
Lutheran Insulter
Receive a random insult from the writings of Martin Luther.
Does Not Have Ads
My Noise
"Discover a world of immersive and customizable soundscapes that can enhance focus, relaxation, and sleep. Choose from noise generators, nature sounds and ambient music to create your perfect audio environment. Explore our vast library of interactive sound generators and find your audio haven!"
Does Not Have Ads
Online Guitar Tuner
"Hello! You have found the fastest and right way to tune your guitar. The tuning will be done using the free online guitar tuner, working through a microphone on your device. This tuner is suitable for acoustic and for electric guitar."
Has Ads
Online Sewing Pattern Designer - Sewist
"Our Online Sewing Pattern Designer makes made to measure clothing patterns, in seconds."
Does Not Have Ads
Online Tone Generator
"Simply enter your desired frequency and press play. You will hear a pure tone sine wave sampled at a rate of 44.1kHz. The tone will continue until the stop button is pushed... The tone generator can play four different waveforms: Sine, Square, Sawtooth and Triangle."
Has Ads
Online Tone Generator
"What can I use this tone generator for? Tuning instruments, science experiments (what’s the resonant frequency of this wineglass?), testing audio equipment (how low does my subwoofer go?), testing your hearing (what’s the highest frequency you can hear? are there frequencies you can hear in only one ear?)."
Has Ads
Plushify
"Your tool to create plushie and stuffed animal patterns".
Does Not Have Ads
RANDOM.ORG
"RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs. "
Does Not Have Ads
RanGen
"Welcome to RanGen, a space that offers writing prompts and inspirational bursts creators of all shapes and sizes. I’m your host, Ameronis, and I’ll be happy to take you on a wonderful, magical journey with the help of my many Gens. Whether you’re a writer, script-maker, artist, role-player, game-maker, or just someone looking for some fun, I’m sure you’ll find a ton of interesting suggestions, from the inspiring and artistic, to the silly and downright baffling. If you’re ever stuck for ideas, or are looking for seeds of inspiration, then RanGen is the place for you!"
Has Ads
Shakespearean Insulter
Receive a random insult from the writings of William Shakespeare.
Does Not Have Ads
Star System Generator
"sfrpgtools is a suite of tools built with HTML and javascript for use with the Starfinder roleplaying game."
Does Not Have Ads
Stitch Fiddle Craft Chart Maker
"Be your own knitting, crochet or cross stitch pattern designer with Stitch Fiddle... Stitch Fiddle is an online knitting, cross stitch and crochet pattern design community."
Does Not Have Ads
Text Fixer
"Use these free online tools to fix text, convert text to HTML, remove line breaks, generate random words, and do many other tasks quickly with these web tools."
Has Ads
The Death Generator
"This creates GAME OVER/YOU DIED screens as seen in Sierra Online’s SCI engine, as well as lots of other fake videogame screenshots from many, many games."
Does Not Have Ads
Tone Generator
"To play a constant tone, click Play or press Space."
Has Ads

Converters

Sites which convert from one thing to another, but are not also calculators.
Combine PDF
"This free and easy to use online tool allows combining multiple PDF or images files into a single PDF document without having to install any software."
Does Not Have Ads
Convert Pic
Convert Image
Does Not Have Ads
Crop PDF
"Free online PDF cropper to remove excessive white borders around PDF pages for easier viewing on mobile devices."
Does Not Have Ads
Discord Snowflake to Timestamp Converter
"Paste in a Discord snowflake to get the timestamp".
Does Not Have Ads
Doc to PDF
"Use our free online tool to convert your DOC/DOCX files to Adobe PDF format while keeping document formatting intact."
Does Not Have Ads
EXgif
"Online GIF maker and image editor"
Does Not Have Ads
Ice Cream Apps
"When setting up Windows 10 and 11, Microsoft not only installs the operating system alone, but also a whole range of additional apps – some useful, some less so. O&O AppBuster allows you to remove the unwanted apps easily and quickly. Or, if you accidentally uninstalled one of these apps, you can also retrieve them with one click.
Contains Downloadable Files
Does Not Have Ads
Image Resizer
Over a clear and concise interface, O&O AppBuster shows you which of these Microsoft-supplied apps with Windows are installed on your computer and which you can install on request – even hidden apps are displayed here."
Does Not Have Ads
Image To Text
"We present an online OCR (Optical Character Recognition) service to extract text from images."
Has Ads
Issuu
"Issuu turns PDFs and other file types into digital Flipbooks and shareable content types."
Does Not Have Ads
JPG to PDF
"Easily combine multiple JPG images into a single PDF file to catalog and share with others."
Does Not Have Ads
Online converter
"Free online file converter"
Has AI Features
Has Ads
ORBIS: The Stanford Geospatial Network Model of the Roman World
"Taking account of seasonal variation and accommodating a wide range of modes and means of transport, ORBIS reveals the true shape of the Roman world and provides a unique resource for our understanding of premodern history."
Does Not Have Ads
PDF Compressor
"Compress PDF files for publishing on web pages, sharing in social networks or sending by email."
Does Not Have Ads
PDF Kit
"The most necessary tools in one place, convert files to/from PDF with just a few clicks."
Does Not Have Ads
PDF to Doc
"This free online PDF to DOC converter allows you to save a PDF file as an editable document in Microsoft Word DOC format, ensuring better quality than many other converters."
Does Not Have Ads
PDF to Image
"Free online service to convert a PDF file to a set of optimized JPG images."
Does Not Have Ads
PDF to PNG
"This free online PDF converter allows you to save a PDF document as a set of separate PNG images, ensuring better image quality and size than any other PDF to image converters."
Does Not Have Ads
PicsSizer
Resize Image, Compress Image, Compress JPEG, Image Converter, Crop Image, Upscale
Does Not Have Ads
PNG2PDF
"Easily combine multiple PNG images into a single PDF file to catalog and share with others. No limit in file size, no registration, no watermark. This service automatically rotates, optimizes and scales down images, but keeping the original resolution."
Does Not Have Ads
Resize Pic
Resize Image
Does Not Have Ads
Resize Pixel
Resize, Crop, Mirror, Rotate, Compress, Convert, Pixelate, Black/White
Has Ads
Resize.com
Resize, Crop, Bulk resize, Compress, Convert, Watermark, Add Text, Black/White, Mirror/Flip
Does Not Have Ads
Tecendil
"The Tengwar is a writing system created by J.R.R. Tolkien. It is also known as the Fëanorian system, from the name of its (fictional) inventor. It’s important to understand that Tengwar is not a language."
Does Not Have Ads
Tolkien
TXTformat
"This website aims to help you with tasks where text formatting is needed. It’s not intended to replace a word processor, but the formatting tools available here can help speed up some jobs which might otherwise be long and repetitive. TXTformat can also quickly tell you how many words and characters are in your text."
Does Not Have Ads
WebQC
"WebQC stands for Web Quintessential Chemistry. Our mission is to provide best-in-class chemistry tools, information and community to chemist professionals and students alike."
Does Not Have Ads
World Time Buddy
"World Time Buddy (WTB) is a convenient world clock, a time zone converter, and an online meeting scheduler. It’s one of the best online productivity tools for those often finding themselves traveling, in flights, in online meetings or just calling friends and family abroad."
Does Not Have Ads

WebApps

Other sites which contain a tool which works without leaving the webpage.
εxodus
"Exodus Privacy is a non-profit organization led by hacktivists. Its purpose is to help people get a better understanding of the Android applications tracking issues."
Does Not Have Ads
Almost Pong
"Press space (or tap the screen) to make the ball jump and hit the paddles for as long as possible. This arcade game works on desktop and mobile."
Does Not Have Ads
Animal Photo Art References Search
Searchable database of images of animals with their heads in different positions, has a manipulatable 3D animal skull reference tool.
Does Not Have Ads
Archive Buttons
"All of the paywall removers in one place... Simply enter the URL of the article and click the archive buttons to remove any paywall."
Does Not Have Ads
ArtShield
Sweeper: "Scan A.I.’s primary datasets to see if your images have potentially been trained on. Take action towards removing your images from being picked up by A.I. tools."
Watermarker: "Apply ArtShield’s robust invisible watermark to your images to help camouflage them against A.I. robot scrapers."
Does Not Have Ads
Bad Time Simulator (Sans Fight)
Does Not Have Ads
Undertale
Blackle
"Blackle saves energy because the screen is predominantly black. "Image displayed is primarily a function of the user’s color settings and desktop graphics, as well as the color and size of open application windows; a given monitor requires more power to display a white (or light) screen than a black (or dark) screen." (Roberson et al, 2002)"
Has Ads
Blockenheimer
Does Not Have Ads
Calculate Interest
"Interest and Mortgage Calculator... Fill in the boxes below to estimate your mortgage payments on a new home, car or boat."
Does Not Have Ads
Cirrus Retro
"Easily explore, share, and interact with retro game music inside your web browser."
Does Not Have Ads
CodePen
"The best place to build, test, and discover front-end code."
Has Ads
Country Code Language List
"Standard country-language codes are comprised of two arguments separated by a dash, for example "fr-CA" is French Canadian... Here is a list of country, languages, and codes."
Does Not Have Ads
Cover Your Tracks
"Test your browser to see how well you are protected from tracking and fingerprinting."
Does Not Have Ads
Down for Everyone or Just Me
"Check if a website or app is down for everyone or just you."
Has Ads
DownSub
"DownSub is a FREE web application that can download subtitles directly from Youtube, VIU, Viki, Vlive and more. We supports downloading all subtitles/captions formats such as: SRT, TXT, VTT. DownSub doesn’t force our user to download or install any type of extensions or third party software. We provide an online method to download subtitles by just entering the URL of the video and clicking Download."
Contains Downloadable Files
Has Ads
Falling Fruit
"Falling Fruit is a celebration of the overlooked culinary bounty of our city streets. By quantifying this resource on an interactive map, we hope to facilitate intimate connections between people, food, and the natural organisms growing in our neighborhoods. Not just a free lunch! Foraging in the 21st century is an opportunity for urban exploration, to fight the scourge of stained sidewalks, and to reconnect with the botanical origins of food."
Does Not Have Ads
FaxZero
"The Japan Foundation Los Angeles, in partnership with our New York and Toronto offices, now offers public access to our digital library system via Libby. To apply, kindly fill out the form provided at the link below. Applicants must be 14 years or older."
Has Ads
United States
Canada
Flag ID
"Flag Identifier is a web tool for identifiying different flags regardless of usage, geographic descent or and historical background. It consists a large database of relevant facts about flags."
Does Not Have Ads
GuessWhere
Quiz-like website where you identify cities based on unlabeled satellite imagery.
Does Not Have Ads
HTML Strip
"HTML Strip - a toolbox for the web."
Does Not Have Ads
Is It Christmas
Does Not Have Ads
Line Rider
Deterministic physics game where a character on a sled travels along lines which are drawn by the user.
Does Not Have Ads
OpenStreetMap
"OpenStreetMap is a map of the world, created by people like you and free to use under an open license."
Does Not Have Ads
Plex
"When you’re here, you’re home. (And so is all your entertainment.)"
"We’re fans at heart. Of movies, shows, music, and well, all things entertainment. So much so that we built an app that brings it all together—streaming services, personal media, ratings and watch lists. As beautiful as it is easy-to-use, Plex gives fans everywhere a way to discover, save, and enjoy the entertainment they love the most."
Contains Downloadable Files
Does Not Have Ads
Procatinator
Cats and songs.
Does Not Have Ads
Proton Mail
"Secure email that protects your privacy. Keep your conversations private with Proton Mail, an encrypted email service based in Switzerland."
Does Not Have Ads
Queering the Map
"Queering the Map is a community generated counter-mapping platform for digitally archiving LGBTQ2IA+ experience in relation to physical space."
Does Not Have Ads
Reference Angle
"I made this tool to practice drawing heads at different angles - inspired by x6ud’s tool for animal references. The photo dataset used is the FFHQ set."
Does Not Have Ads
Reverse Dictionary
"This reverse dictionary allows you to search for words by their definition."
Has Ads
Ruby On Rails
"Rails is a web application development framework written in the Ruby programming language. It is designed to make programming web applications easier by making assumptions about what every developer needs to get started. It allows you to write less code while accomplishing more than many other languages and frameworks. Experienced Rails developers also report that it makes web application development more fun."
Does Not Have Ads
Snots and Fonts
"These encyclopedic pages offer over 90,000 entries with information on type design, type designers, the history and choice of fonts and typefaces, the mathematics of type design, font software, and typographic matters in general. The subjects are cross-classified by country, language, tag, style, and category."
Does Not Have Ads
Speedtest
"Test your internet speed at any time, on any device".
Has Ads
Supercook
"Add your ingredients to get started... Every ingredient you add unlocks more recipes".
Does Not Have Ads
The English To Geordie Translator
"Alreet lads an lasses. Welcome to The Original English to Geordie translator, on the web since 1996! But whats a Geordie you may be asking yourself, in essence its them canny fowk from the North East of England sometimes wrongly but understandably mistaken for Scots or Irish to the unaquainted. The Northumbrian Association website and associated links from there will help you learn about the unique Northumbrian culture."
Has Ads
This Is Sand
"Thisissand can be played in a laptop/desktop web browser (thisissand.com) OR with Thisissand app on iOS and Android devices. With the app you may create an account for yourself to hold on to your creations and like others’ pieces. You may also purchase special tools, such as Photo Sand to create photographic sand pieces. Both website and app are ad-free and free to download."
Does Not Have Ads
TinEye Reverse Image Search
"Find where images appear online."
Does Not Have Ads
TREX
"Tr-ex.me is bilingual contextual dictionary, containing translations of various phrases. For each translation, we have examples of using in various sentences. The examples are taken from millions of texts previously translated ranging from dialogues(subtitles of film), and official documents to multilingual websites."
Does Not Have Ads
Understanding Global Change
"Discover why the climate and environment changes, your place in the Earth system, and paths to a resilient future."
Does Not Have Ads
ViewExif
"View Exif Data is a tool for extracting the exif metadata that is embedded in photos taken with digital cameras and stored in JPEG format. Exif stands for "exchangeable image file format" and represents the metadata [that] is [embedded] in photos by digital camera manufacturers."
Does Not Have Ads
WAVE
"WAVEŽ is a suite of evaluation tools that helps authors make their web content more accessible to individuals with disabilities. WAVE can identify many accessibility and Web Content Accessibility Guideline (WCAG) errors, but also facilitates human evaluation of web content. Our philosophy is to focus on issues that we know impact end users, facilitate human evaluation, and to educate about web accessibility."
Does Not Have Ads
When2Meet
"When2meet.com helps you find the best time for a group to meet. When2meet is compact, so that events can be created and accessed quickly."
Has Ads
Write As
"Write.as is the easiest way to share your writing on the web. Create a journal, newsletter, space for your thoughts. Reach people with your ideas, and form new connections. Keep loved ones in the loop, free from social media. Write.as is a simple, modern, and ad-free web pub­lish­ing platform."
Does Not Have Ads
YouTube Playlist Length
"Find the length of any YouTube playlist".
Has Ads

Miscellaneous

Other sites which accomplish a specific thing quickly.