Useful Tools

Kids Shelf is a free, open-source tool that turns a home computer into a parent-curated video and offline-learning library for the household.

A parody voice-to-text demo turns a spoken or typed message into a mock authoritarian decree.

A Windows production tool for directors and stage managers, covering script blocking, rehearsals, show calling, front-of-house work, and production paperwork.

livex.earth presents an interactive 3D Earth with satellite imagery, weather, hazards, and space-tracking layers.

A macOS disk-usage utility that maps storage and ranks cleanup suggestions by the space they can actually recover.

A free iPhone reference app for exploring thirty images from Egyptian myth, their parts, and their connections.

A buyer’s guide lining up hobby CNC routers and mills by work area, spindle, drive, price, and Will Wright’s score.

The site compares cash prices for MRI, CT, mammography, and ultrasound at Utah hospitals and independent imaging centers.

A free iPhone trainspotting app that counts down to trains passing a spot you choose.

An interactive archive of major Minnesota, Wisconsin, and Upper Peninsula snowstorms pairs town-level snowfall records with ski-trail impacts and current forecast-model runs.

Dentr presents clinic-management software for Palestinian dental practices, designed to keep patient records, appointments, and payments working offline and sync when internet returns.

A paid VST3/AU audio plugin that analyzes sound and renders it through 33 algorithmic visual families in real time.

A free Windows utility for changing USB device polling rates and calibrating supported PlayStation controller sticks.

A free Quran-reading and memorization app with guided recitation in Hafs and Warsh.

A free browser tool that restores captions, dates and places in Snapchat Memories exports, and can join split videos.

A browser-based Minesweeper game that says every board can be solved by logic, with six sizes, tutorials, and hints that explain a move.

An open-source, self-hosted virtual office where remote teams meet in a pixel-art space.

An interactive map traces continental drift across 540 million years, lets visitors overlay modern countries, and offers free map downloads.

A free U.S. calculator applies cash-rounding rules by state to a total or item prices plus sales tax, with separate transaction and payment options.

A browser-based rain-and-thunder soundscape lets listeners choose scenes, tune the weather and audio output, and add sleep or breathing controls.

A free fit checker estimates which open-source language models fit a Mac’s memory or a PC’s graphics card, with reference speeds and GPU rental comparisons.

A browser-based home-design tool that models construction elements, estimates material quantities and costs, and exports drawings and an IFC model.

An interactive isometric map of central Prague, rendered live in the browser from open data.

A résumé tool for career changers that reframes existing tasks in the language of a target job and shows the source line for each rewritten claim.

TrekMetrics presents a Ukrainian Carpathian hiking planner that combines ready-made routes, map drawing, day-by-day plans, group gear lists, weather, and exports.

A calculator and guide help veterans compare what the Post-9/11 GI Bill covers at different schools and what they may still owe.

Ahem says it reads medical bills, flags possible issues, and drafts letters for patients to review, sign, and send.

A free calculator estimates inheritance shares under Morocco’s 2004 Family Code, using family details and estate amounts to show fractions, percentages and dirham values.

A free, independent companion with talent-build planning, gear tracking, and practical guides for the original game.

A free app for Android TV, Google TV, and Fire TV that presents more than 100 always-on channels in a retro cable-style guide.

A Korean-language virtual pharmacy lets visitors explore medicine displays, inspect product information, and prepare a list for a real pharmacy visit.

A balsa-bridge design tool that checks contest constraints, simulates failure, and provides printable build plans.

A collection of probability answers backed by large simulations, with chunks readers can replay in their browser and exact calculations where available.

C-A-R-T-A presents a free browser-based reader and editor for PDFs, scans, electronic invoices, and digitally signed files.

A free, unofficial guide to reducing ads and bloatware on smart TVs, with tutorials and tools for several TV platforms.

A browser-based generator turns a text description or uploaded image into a 3D-printable cookie cutter or stamp, with an STL file to inspect and download.

A tool for comparing Manhattan blocks as potential café locations, using public evidence about transit, offices, residents, nearby cafés, and other signals.

A browser-based drum machine for building Halloween-themed beats and exporting them as WAV loops.

DogPolicies helps travelers look up dog-access rules for parks, beaches, trails, campgrounds, and hotels in California and Nevada.

A free, open-source Windows companion for MSFS 2024 that monitors the simulated flight, makes cockpit callouts, handles its own ATC, and accepts spoken commands.

A metering and billing system for Lebanon’s private generator operators, with live readings, payment tracking, and a browser-based simulated demo.

A free calculator estimates the smallest moving truck or container that fits a home’s contents, then shows the load in 3D.

A browser-based maker turns a photo into a counted pattern for cross-stitch, diamond painting, beads, and other grid-based crafts.

A sourced guide to 15 truck stops between Denver and Kansas City, focused on parking, fresher food, and nearby places to walk.

Visitor guides and small tools explain what works—and what needs a workaround—when using apps, cards, transit and services in Korea.

Interactive simulated views let visitors explore locations and spacecraft viewpoints around the Moon, Mars, and Saturn.

KiwiSurf tailors daily surf forecasts for ten spots around Lisbon to a surfer’s preferred wave size, schedule, and driving range.

A knitting and crochet site pairing a row counter with free technique guides and patterns written in US and UK terms.

A free web app that combines aurora activity, darkness, cloud cover and moonlight to help people compare northern-lights viewing conditions.

A searchable register that traces who owns clothing-brand names and classifies what kind of brand each name represents.

An interactive comparison of ten LED face masks, with filters for wavelengths and specifications, plus source notes and research context.

A browser-based tool for turning logo artwork into embroidery files, with stitch simulation and controls for production settings.

A Korean site with calculators and vacancy-filling services for people buying, operating, or selling goshiwon rooms.

MIMISORA describes a LINE-based service for separated parents to coordinate child-related matters without exchanging messages directly.

An interactive atlas for exploring and comparing developmental brain MRI cases and image series.

A free, source-linked directory that scores kitchen appliances by the materials touching food or brewing water.

An interactive practice tool for flamenco rhythm, with tempo controls, sound options, and a Soleá practice view.

A free fan-made reference for searching Pokémon card illustrators and browsing the cards they drew.

Form lets visitors shape generative compositions in their browser and download them as SVG or PNG files.

Second Coat turns a photo of a blank coloring-book page into a reusable page you can color, edit, and save in different versions.

A relocation resource for comparing jobs, housing, and everyday costs in 11 U.S. towns with semiconductor fabs.

Serving Fact builds FDA-style Nutrition Facts panels from recipe ingredients or per-serving values, with PDF, SVG and PNG exports.

A browser-based helper listens to Irish traditional music, identifies likely tunes, and displays the notation, chords, and playing position.

A browser-based tool for plotting and comparing observed, aircraft, forecast, and reanalysis atmospheric soundings.

A bilingual family planner for organizing a quinceañera’s checklist, budget, padrinos, court, guests, and event program.

An iPhone app blocker that makes users walk to a chosen spot or earn steps to temporarily reopen blocked apps.

A free, volunteer-compiled pedigree database for two Iradi horse breeds, with horse search, lineage records, and test matings.

A browser-based tool that compresses PNG and JPEG images, or converts them to WebP, without uploading files.

A browser-based chess lab for reconstructing a board from an image, editing the position, and exploring moves with Stockfish.

A browser-based collection of cipher tools, code lessons, printable puzzle-making, and logic games.

Corna OS describes a shop-management system that brings till, stock, deliveries, staff routines and end-of-day cashing-up into one workflow.

A free, no-sign-up suite of deck calculators that turns dimensions and material choices into board counts, framing checks, and shopping lists.

Lemora is a Mac app that opens file-specific actions from Finder, including conversions, redaction, and other tools.

Park closes windows on a Mac desktop to free memory, then restores supported windows and their app-specific state later.

An Android app for adding written or dictated diary entries to photos, then revisiting them as dated memories.

Zeus E-Bike Map gathers Canadian city rules for riding e-bikes on transit, paths, in parks and on trails.

Zivug organizes matchmaking profiles, pair suggestions, and the follow-up work of shadchanim in an iPhone app and browser.

A free reference for US-market Toyota GR and sports cars, with model-year specifications, known issues, service intervals, fitment details, and buying advice.

A free set of calculators, guides, and a vet finder for nine kinds of backyard animals, from chickens and rabbits to alpacas and donkeys.

A tool for comparing a website’s server time with standard time, aimed at people timing ticket sales, sneaker drops, and other timed openings.

A public resource for reading the Quran, daily adhkar, and du'a, with prayer times and practical guides.

A bookkeeping tool for Filipino water-refilling stations, covering sales, customer debt, and borrowed galon—even when staff phones are offline.

A Mac app for transcribing, identifying speakers in, and translating interviews in Guyanese, Jamaican, and other Caribbean Creoles.

A technical reference for machining processes, tools, materials, and measurements, paired with interactive models, calculators, and sourced tables.

A browser studio and Mac/Windows app that writes or imports Anki cards, then renders them as timed language-learning audio drills.

Deskhand connects Claude to an open Figma file, where it can build with the file’s components and check the result against what Figma stored.

Free calculators adapt quilt blocks and knitting or crochet stitches to a maker’s chosen size and gauge, producing instructions and charts.

A free browser test adds moving-object load to show where a device starts dropping frames.

A Japanese service for construction, painting, and scaffolding crews that monitors weather and earthquake information by job-site address and helps record scaffold inspections.

Generals Style offers a studio for customizing the game’s control bar, loading screen, and key bindings, then applying the changes with an installer.

A free iPhone, Android, and browser viewer for inspecting 3D-print files, measuring models, and estimating print properties.

MycoScout presents a photo-based mushroom identifier for iPhone and Android, with edibility labels, confidence levels, and dangerous look-alikes.

An open-source self-hosted media server for streaming films and TV from drives you already have.

Upload firmware or an app to get a component list, prioritized vulnerability findings, and optional Cyber Resilience Act documents.

A $49 check of a domain’s public email settings, with a grade and instructions for fixing problems.

A free New Zealand pasture-growth forecast that estimates the next seven days using a farm’s location, soil type and weather.

A dashboard for Great Britain’s generation mix, wholesale prices, carbon intensity, demand, and grid history.

A free French-language calculator for work hours, with support for split shifts, breaks, and shifts that cross midnight.

A free browser practice lab for learning keyboard shortcuts and commands across editors, office apps, terminals, and more.

A Brisbane street-parking tool checks council sign data and road rules to find spaces that appear legal for the length of your stay.

A Windows screenshot and screen-recording tool that detects and masks sensitive information locally before you share.

A field toolkit for medicolegal death investigation, with case documentation, time-since-death estimates, body and wound records, and a PDF case report.

MeshStar describes an iOS messenger that can send messages over nearby Bluetooth, community LoRa mesh, or satellite when other paths cannot reach.

A free browser-based modular synthesizer with 38 modules, MIDI support, recording tools, and a guided course.

Motus presents a taekwondo poomsae engine that analyzes uploaded routines, applies World Taekwondo-style scoring, and creates replayable scoreboards.

A franchise-cost comparison that pulls required fees from FDDs, models yearly totals at stated sales levels, and cites each figure to its filing page.

A searchable catalog of Coop and Migros foods with no more than 1.5 g of fat per 100 g or 100 ml.

A co-parenting tool that turns a custody order into a shared calendar and message thread, with private help drafting replies.

An iPhone and Apple Watch running companion combining adaptive training plans, virtual trail progress, run analysis, and optional glucose display through Apple Health.

A free native macOS player that keeps video, audio, or web links in an always-on-top window, opened by pasting a URL, dragging in a file, or using a keyboard shortcut.

A fan-made guide pairs Pokémon Monomyth setup and save advice with free browser tools for checking ROMs, looking up Pokémon, and comparing coats.

A set of browser tools for tapping out BPM, practicing with a metronome, and calculating delay times.

A browser-based knitting counter for tracking rows, reminders, yarn, needles, and pattern details.

An interactive tool asks how you’d describe yourself, then renders handwriting according to graphology’s rules.

SaaSFerry maps what a SaaS tool will export, what stays behind, what must be rebuilt, and which alternatives might fit.

A free browser-based map for finding resources, collectibles and factory locations in the game Satisfactory.

An interactive map for exploring Minecraft world seeds, with controls for terrain, structures, biomes, and ores.

A browser-based editor for designing accessible signs with ARASAAC pictograms, directional shapes, and print-sized layouts.

SingKey transforms pasted chord sheets into transposed versions, suggests capo positions, and shows chord fingerings.

Snap Digitize presents a browser-based tool for turning images into machine embroidery files or previewing, recoloring, and converting existing designs.

A free browser tool for viewing embroidery designs and converting between machine file formats, with processing described as happening on your device.

Stove Coach presents a wood-stove monitor and burn coach, with phase tracking, refill guidance, and firing records.

A searchable supplement research tool for comparing doses, checking ingredient limits, tracing brand ownership, and reviewing source-linked product data.

An independent analytics dashboard compares men's WSL Championship Tour surfers' heat scores with what each round is expected to produce.

A directory and set of item guides for finding places to dispose of, recycle, or drop off things across California.

A browser-based scientific and graphing calculator with statistics, equation solving, matrices, finance, and unit conversion.

An interactive U.S. housing-affordability explorer shows which metros fit a household income, tracks the change since 2012, and estimates how down payments and first-time-buyer programs could affect the wait.

A self-service tool for drafting pre-nuptial, post-nuptial, cohabitation and pet agreements in England and Wales.

Agrix presents a platform that generates drawing sets, bills of materials, and quotation sheets for Venlo glasshouses from entered dimensions.

A beta service designed to match incident requests with nearby dashcam drivers, starting in the Greater Toronto Area.

A WhatsApp chat analyzer that turns an export or pasted messages into a playful readout of effort, reply patterns, and relationship dynamics.

A free public-alpha browser for macOS 26, presented with vertical tabs, Spaces, a command bar, split view, and an invitation to move over from Arc.

A Tunisia-focused mapping interface combining place search, route planning, local points of interest, weather, and transit information for Grand Tunis.

A browser-based calculator for working out the costs and margins of drinks on a coffee-shop menu.

A searchable catalog of projects for modifying or programming e-readers, synthesizers, TVs, and other hardware.

An Urdu-and-English Android app for tracking brick-kiln workers, firing, fuel, accounts and sales across Pakistan, India and Bangladesh.

A browser-based practice and mock-exam site for Bengali (Bijoy) and English typing.

A free-beta web app for tracking aquariums, terrariums, paludariums, and ponds by hand or with live sensors.

A set of on-device date tools for routine Depo shot, patch, ring, and pill-pack schedules.

BlindMix lets you compare audio mixes in a browser, with filenames hidden and no file uploads.

Burble simulates engine sounds for electric cars, with driving controls and settings for volume, gearbox behavior, and sound source.

A free route planner for Britain’s inland waterways that accounts for boat length and beam, locks, nearby services, and places to stop.

A crochet app that presents recipes imported from a photo, screenshot, PDF, or pasted text as numbered steps, with read-aloud instructions and row and repeat counters.

A Shopify app for jewellers that calculates chain prices across lengths, widths, colours, and metals from a weight input.

An interactive tool that uses five biochemical measurements and a stated Logistic regression model to estimate whether a tea cultivar is better suited to green or black tea processing.

A Japanese iPhone alarm app in pre-order uses camera-counted squats as its way to stop the ringing.

A free, open-source desktop pixel-art editor for making game sprites, with downloads for Windows and macOS.

An offline climbing-risk simulator that estimates how often a team might turn back before reaching the summit.

A French-language tool that says it checks a business’s FEC accounting export in the browser and returns an audit-style score, estimated tax exposure, and action list.

An announced iPhone, iPad and Apple Watch app for counting dance music in different styles, with song listening, practice controls and wearable cues.

单来 presents an assistant for handling industrial inquiries, checking product details and stock, and drafting quotes for a human to approve.

A tool for home daycare providers to prepare invoices, track attendance, create enrollment contracts, and produce year-end payment statements for families.

An iPhone app for measuring direct-sun hours at a specific garden or site, today and across the seasons.

DeviceAnatomy is a beta tool for biomedical and maintenance technicians that presents a manual’s parts as a clickable exploded view, cited parts list, and page-grounded Q&A.

DiveBay presents operations software for dive centers, covering departures, staff credentials, equipment checks, and student training.

A free Japanese collection of practical calculators and checklists for construction, DIY, household tasks, parenting, and play.

A sourced finder for car and truck washes that publish whether dually pickups and RVs can fit, currently covering Tennessee and bordering states.

A read-only Solana wallet checker that lists empty and low-value token accounts and estimates the rent that closing them could return.

A price tracker for DAWs, plugins, instruments and sample libraries, with sale listings and pointers to used licenses.

A Pakistan-focused rainwater-harvesting project describing rooftop filters, groundwater-recharge systems and a roof-yield calculator.

A church treasurer’s tool for photographing offering envelopes, checking the entries, matching weekly totals to the deposit, and preparing year-end donor statements.

It scans downloaded Facebook, X, Reddit, Google, Discord, and ChatGPT data exports for posts and details that could expose or embarrass you.

A spreadsheet print helper that offers settings for workbook sheets and downloads a corrected Excel file or PDF.

Fabaj presents the FS-1, a portable field station designed to diagnose crop disease, pest damage, nutrient deficiency, and plant stress without a network connection.

A video-analysis interface for karate kata and technique, with pose tracking and a planned biomechanical report.

A browser-based designer calculates folding patterns for names, words, and motifs in the pages of a book.

A free chart maker for finance videos, using figures from US companies’ SEC filings.

A macOS utility for converting and editing images, PDFs, video, audio, and subtitles through a radial menu opened while dragging files in Finder.

A low-pressure sculpting app for iOS, Android, and the browser, built around pushing, pulling, turning, and tinting forms.

An unofficial Tesla owner’s toolkit with automation recipes, a Light Show USB checker, and a LockChime sound maker.

Rayya is an iPhone app that pauses selected apps until you take a breath and count adhkar.

GlideLine Studio is a free, open-source tool for laying out disc-golf holes, editing a course in 3D, and preparing maps and player materials.

A concert finder listing shows across Seattle, Portland, San Francisco, Los Angeles, and San Diego, with city totals and this-week schedules.

A Hebrew-language tool that turns an uploaded WhatsApp group chat into a comic personal dossier for each member.

A phone-friendly records app for tracking livestock and poultry health, treatments, weights, breeding, eggs and farm costs, including when there’s no signal.

A searchable guide for comparing towns by climate, daily amenities, transport, housing costs, and natural hazards.

Basu says it records sales and debts from WhatsApp text messages or voice notes, then helps merchants manage reminders and follow-ups.

A Windows utility that keeps a rolling screen-recording buffer and saves the preceding minute as a local MP4 when you press a key.

A sourced tracker compares home robots by price, availability, autonomy, and what they can do around the house.

Hut Radar says it monitors more than 600 Alpine huts and emails hikers when a bed opens on a night they want.

Ilkum presents a health platform connecting appointments, clinic queues, lab results, prescriptions, pharmacies, and family health records.

A 3D designer for joinery shops that produces cut lists, shop drawings, CNC drilling files, hardware lists, and assembly steps for slat screens.

A Japanese directory of 233 literary contests, sortable by deadline or prize and filterable by genre and submission conditions.

A free Windows-and-Android app for sending phone files straight into chosen folders on your computer.

Enter a Florida parcel ID or address to screen public records for issues such as flood zones, wetlands, road access, zoning, and special districts.

A PC app offers 12 live iRacing telemetry overlays and a lap-by-lap spoken coach, with a free simulated-data preview and a one-time $24.99 Pro price.

A Spanish-English phone translation service for calls to clinics, landlords, schools, employers, and public offices.

A music-video director’s Mac apps collect video references and help clients give frame-specific edit feedback.

A voice-guided troubleshooting helpline for factory operators, described as supporting Hindi and Gujarati and routing unresolved faults to engineers.

A macOS utility transfers email account settings from Apple Mail to an iPhone or iPad, with one account available to test for free.

A paid service for independent sellers that records listing evidence, searches for copied product photos, and helps prepare takedown notices or Etsy appeals.

An Arabic Quran reader presenting the text page by page in the Medina mushaf layout, with per-verse interpretation, tajweed colors, and search.

A searchable reference for structural material grades, properties, standards, and cited sources.

A free tool for opening, searching, and filtering very large CSV files, then exporting selected rows to Excel.

A free library of 15 psychological assessments built from published instruments, with item sources and scoring methods made visible.

A read-only reader explains a Solana token’s authorities, supply, and extensions, with risk notes.

A free browser tool for blurring or mosaicking parts of a video, with face detection and motion tracking.

A strength-training tracker for iPhone and Apple Watch that logs sets with taps instead of workout-time typing.

An iPhone app for Glen Ellyn families that says it gathers school grades, posts and calendars into short morning and evening texts for kids and parents.

A multilingual reference for comparing baby-name popularity, variants, and trends using birth statistics from 32 countries.

A free browser Sudoku app pairs playable puzzles with a step-by-step notes-only method designed to solve without guessing.

Browser-based software for running pickleball open-play sessions, with matchmaking, court-side scoring, a live queue, and standings.