Useful Tools

Lumen is a free, open-source Windows launcher for Minecraft versions, mod loaders, modpacks, mods, and shaders, presented through five different interface layouts.

Ishimura Patch presents a traversal-stutter fix for Dead Space (2023), with an interactive comparison of recorded frame times.

Semla is a 3D inventory tool for organizing boxes in storage units, garages, attics, and other rooms, then finding their contents by search.

An open-source intelligence project presents a live-style board and case files tracing pump.fun launch clusters, trades, and creator-wallet activity.

A catalog of foil and surf boards drawn to one scale, with a size finder, brand listings, and model-history views.

A Japanese calculator that estimates take-home pay and income thresholds from work, insurance, and household details.

A searchable reference for comparing EU tyre-label ratings by tyre size and pattern.

Free Windows software for live church-service captions and translation, with output for auditorium screens, ProPresenter, and congregants’ phones.

A free collection of browser-based tools for converting, editing, checking, and calculating audiobook files and production details.

A German fishing planner that recommends when and where to fish, and what to use, based on local conditions and fish species.

A browser-based editor for assembling PDFs and writing stage cues into a callbook.

A cross-platform player for self-hosted music libraries, with audiobooks, radio, and playlist features built around music you can already access.

A free ZIP-code price guide for heating oil, propane, and firewood, combining government averages, neighbor-reported quotes, and prices posted by local companies.

FirePreplans says it drafts pre-plan cards for buildings in a volunteer fire department’s first-due area, using the department’s operating guidelines and response details.

A 3D simulator compares published flat-Earth maps and claims about the Sun and Moon with astronomical positions for a chosen place and time.

A fundraising leadership project for executive directors and development directors, combining coaching, essays, and tools around promises made and kept.

An interactive simulator for exploring VOR intercept headings, with a draggable aircraft, heading-up HSI, and three selectable rules of thumb.

A live visual engine for drum-and-bass and EDM sets, with audio-reactive scenes and hands-on controls.

A public comparison of cloud GPU rental prices per GPU-hour, with provider sources and filters for pricing type and provider.

A free app for kitchen crews to weigh food before it is discarded, record why it was tossed, and give the next shift a specific change to try.

A free, open-source desktop app makes a webcam-equipped screen watch, talk to and scare trick-or-treaters as a Reaper or a witch.

A Boise father-and-son project offering free seismic, geology, mining, mapping, permitting, and field-calculation resources focused on Idaho.

Lampcaster turns SVG artwork into previewed 3D-printable shadow-lamp files.

A collection of free browser-based tools for working with GEDCOM family-tree files, calculating kinship, converting historical dates, and preparing printable charts.

A browser-based Magic: The Gathering toolkit for card search, deckbuilding, collection values, drafting, match tracking, and more.

A browser-based order system for iron workshops that describes calculating weights and prices, drawing measured items, and preparing production cards.

A free browser-based tool for turning pictures into printable cross-stitch patterns, with options for diamond painting and Perler beads.

PortDock presents ten free, open-source Windows utilities for testing serial, Modbus, TCP/UDP, and instrument communications.

A daily Mass and Liturgy of the Hours guide for priests, deacons, and sacristans, with U.S. and diocesan calendar context.

A searchable registry and valuation breakdown for 6,451 graded trading cards the site says were stolen from a FedEx truck on October 13, 2026.

A browser-based builder for making tiny snowglobe scenes, saving them, and sending them as gifts.

A searchable US waterfall guide with practical visit details on permits, fees, parking, trails, dog rules, swimming, and seasonal status.

A public guide to checking overseas clinics, treatment risks, trip costs and follow-up before booking medical care abroad.

A practical reference for inspecting commercial truck tires, diagnosing wear, and preparing warranty claims.

A multilingual hub for Taiwan whitewater river guides, hydrology resources, paddling tools, and instruction.

A free calculator estimates electricity bills using tariff data for 112 U.S. utilities.

An aerial photo map and collection of place histories traces Warsaw from 1935 to 2025.

A map-based collection of Warsaw aerial photographs across nine decades, paired with street photos and histories of notable places.

A searchable database of brand ads made with generative AI, including credited tools and studios, plus notes on audience reactions.

A free, terminal-by-terminal guide to airport showers, places to sleep, left luggage and fast track.

A browser-based workbench for turning cable schedules into actual-size wrap labels, flag labels, and patch-panel strips.

A free collection of calculators for material-handling equipment, with formulas and worked results shown.

A free multitrack recorder and mixing console for band rehearsals and live studio sessions, with downloads for macOS, Windows, and Linux.

Clap is an iPhone film-slate app that uses the iPhone Duo’s hinge to mark a take, log its timecode, and prepare the next slate.

ClipPeak opens Clip Studio Paint files in a browser and exports flattened images or layered files without requiring an account or installation.

A free, browser-based maker turns photos or typed names into printable cross-stitch charts with symbols, floss numbers, and a skein list.

A Windows 11 utility adds a floating bar that shows windows across virtual desktops and lets you switch between them.

Encave combines wine-cellar tracking, evidence-backed drinking windows, and an auction marketplace for bottles their owners may not drink.

A free, open-source architecture modeler for Android, browsers, and iPhone or iPad.

Etaply helps walkers and cyclists turn a GPX track or listed Dutch or Belgian route into daily stages centered on places to stay.

A set of free browser-based tools for preparing passport, visa and ID photos, signatures, and documents to listed size and file requirements.

A bilingual atlas presents Ukraine weather maps and seven-day forecasts using DWD’s ICON-EU and ECMWF models.

Fracam is a Mac app for making live camera effects and recording desktop-based video.

Frakton is an industrial scanner presented as measuring aggregate grain size directly on a production conveyor, between laboratory sieve tests.

A route-planning tool for truck drivers looking for free parking, showers, meals, and veteran benefits along the way.

A free checker that compares blood pressure, conditions, and medications with federal medical standards, distinguishing rule-based outcomes from decisions left to an examiner.

A search tool for checking whether films and shows contain vomiting scenes, when they happen, and what precedes them.

An Android health app that compares wearable data with your personal baseline and explains what it may mean for the day.

A German-language set of interactive calculators for comparing housing, household budgets, saving, debt repayment, and other financial decisions.

An offline bookkeeping app for Kenyan businesses that sorts M-PESA and bank statements, tracks profit, and flags purchases missing eTIMS details.

An iPhone and Apple Watch app for logging menopause symptoms, sleep, mood, and hormone medications.

A browser-based tool that splits a picture across home-printer pages and prepares a printable PDF.

A comparison of 18 offers across 12 telehealth programs, with dated charges for estradiol and progesterone.

A lawyer-built collection of free tools for legal work: a browser-based PDF redactor and a Mac app for recording presentations and case explainers.

A browser-based tool for turning photos into patterns for cross-stitch, diamond painting, beads, pixel art, crochet, and other crafts.

Artham is a free Jain app for reading sutras with meanings, following rituals step by step, listening to stavans, and checking a Jain calendar.

A searchable directory and map of Japanese hot springs, organized by their stated tattoo policies.

An independently described calendar of festivals, sports, arts and seasonal events across Japan, organized by month and region.

A searchable guide to U.S. recalls for baby gear, toys, cribs, car seats and other children’s products, using CPSC and NHTSA notices in plain language.

A pre-launch knitting companion for tracking pattern rows and repeats, organizing projects around yarn colours, and finding other knitters.

A mushroom-foraging map for Spain that combines rainfall, forest, soil, season, and species information to help people decide where to look.

An interactive prototype compares Mars surface routes using terrain, communications, thermal exposure, mission timing, and astronaut condition.

A free classroom noise monitor lets shy animals appear while the room is quiet and hide when it gets loud.

A downloadable tool that estimates and compares FEHB plan costs using your own insurance claims, processed in your browser.

A One Piece Card Game dashboard for tournament meta, decklists, simulator results, card prices, and rotation-aware deck exploration.

Orvant describes a tool for searching recruiting oncology trials in plain language and reviewing a patient against each trial criterion by criterion.

A source-linked directory tracking U.S. peptide vendors, their business identities, testing evidence, and regulatory histories.

A free offline image browser for JPG, TIF, and RAW files, with quality checks and tools to edit metadata and rename files.

It turns a boundary in Scotland into a report on terrain, mapped constraints, and possible building spots, with PDF and CAD outputs.

Rambla is a free, open-source macOS window manager that keeps windows in a horizontally scrolling strip rather than shrinking them into tiles.

scanme.run turns a parkrun athlete ID into a phone or watch pass, with event-based lock-screen prompts and options for other phones.

Sellpin presents an order-management workflow for Ghanaian sellers who take orders in WhatsApp or Instagram chats, match Mobile Money payments, and coordinate delivery.

A dated comparison of Seoul shelf prices for K-beauty products against US and UK prices, with tax and the tourist refund counted.

SiteAsaan tracks construction crews’ attendance, advances, and pay in Urdu or English, including when there’s no signal.

An open-source desktop assistant that collects German job listings, scores them against a CV, and drafts tailored application documents.

Sunreach models when terrain blocks or reveals direct sunlight at a chosen outdoor viewpoint, with a 3D demo and an iPhone/iPad AR app in development.

A youth soccer standings site with game forecasts, what-if tables, finish odds, and maps connecting teams through shared results.

An open reference project for tracing hadith citations through source texts, narrator chains, and recorded scholarly verdicts.

Vroomtag is a phone app that overlays speed, route, altitude, G-force and other camera-recorded data onto action-camera video.

A free lookup form connects a pharmacy name, phone number, or NPI and state to federal records, state licensing information, and FDA actions.

Wondertone presents location-linked audio walks for San Francisco, Muir Woods, and New York, with mapped stops and short narrated stories.

A free calculator for Mac.bid buyers: paste a lot link to estimate the all-in cost, find a budget-based max bid, or check a potential resale profit.

A free browser metronome that uses a quiet background signal to keep Bluetooth audio from clipping the start of each click.

Free planners for van, RV, and boat electrical systems size components, wires, and fuses, then help turn the plan into a wiring diagram.

A county lookup estimates crawl-space moisture risk from soil and radon data, alongside a calculator for sizing vents under IRC R408.

An upcoming iPhone music player separates imported songs into vocals, drums, bass, and “other,” then lets listeners toggle and adjust each part.

An Algerian dental-practice management program for appointments, patient records, treatment plans, prescriptions, stock, and cash management.

A browsable calendar of anime English-dub releases, with views for premieres, weekly episodes, delays, and full-season drops.

A searchable index of UK packaged foods, showing which products are classified as having no added folic acid.

A filterable database compares smart cameras and doorbells on local storage, offline use, account and subscription requirements, and privacy history.

A free, 12-question preparedness test helps people who live alone check whether someone they trust could manage their life if they suddenly couldn't speak.

A photo editor pairs AI colour adjustments with familiar sliders, explaining its changes while letting users take over.

A free Windows app identifies records and follows their tracks, showing album art, lyrics and credits on a nearby screen.

A city-and-highway directory of RV dump stations, with source links and last-checked dates for each listing.

A browser-based tool that previews embroidery designs made from pictures or names, then sells machine-ready stitch files for $4.99 per design.

A pipe-layout calculator for tubistas and caldeireiros that draws dimensions and cut guides for bends, offsets, and branch connections.

An iPhone app for logging bowel habits, assigning Bristol stool types, and spotting patterns over time.

An open-source, self-hostable reader that narrates PDFs, highlights text as it plays, and reads equations aloud as words.

A comparison site for portable power stations and solar panels, with tools for estimating runtimes and checking solar compatibility.

A free aurora guide combining location-based forecasts, nearby clear-sky rankings, live webcams and trip-planning help.

Beetfox offers frost-date and planting-calendar tools, companion-planting notes, and practical calculators for vegetable beds.

A free, no-sign-up guide to open skate, drop-in hockey, and learn-to-skate sessions at Metro Detroit rinks.

A Mac menu bar app that records and transcribes calls, then lets Claude, Codex, or Claude Code search the transcripts.

A free browser-based ride meter uses a phone’s motion sensor to estimate vibration on trains, trams, buses, cars, bikes, planes, and boats.

Is This Song AI? checks song links or uploaded audio for signals associated with AI music generators, then reports “Likely AI,” “Likely human,” or “Unclear.”

An Arabic-first booking system for Nile boat companies, built to manage cabin availability, reservations, sales channels, and trip documents.

A free, open-source Windows app that plays Visual Pinball X tables and brings table management, screen setup, file matching, media creation, and a Virtual Pinball Spreadsheet browser into one program.

A comparison resource for US water filters, mapping certified contaminant reductions and estimated household costs.

A browser-based tool for inspecting and removing photo metadata, including GPS location, camera details, edit history and AI markers.

A country-by-country reference to airport, security, departure, visa and travel-authorisation charges across Africa, with amounts, collection details and sources.

ArcDunk offers jumpers a video-based technique analysis, with measurements and suggestions for what to work on first.

A free checker for people considering Amazon sales, with new-account gate verdicts for 22 categories and product types.

CantOpen identifies unfamiliar files from their contents and offers browser-based ways to view or convert some formats.

An ambient city-view app that layers local radio, music, and environmental sounds for a desk-side escape.

A browser-based planner for kitchens, wardrobes and other fitted rooms that presents live 3D design alongside workshop drawings, cut lists and 3ds Max files.

A free, no-registration resource for estimating Erasmus+ payments, checking rental listings for warning signs, and finding university deadlines and paperwork.

EXVISION is an iPhone app for mixing video, GIFs, and photos into live visuals, recording the mix, or sending it to an external display.

Festplanner offers a free phone planner for the Dharamshala International Film Festival, with a clash-aware programme and an offline 3D campus map.

A free checker helps new trucking companies see which first-year federal deadlines may apply to them, using public FMCSA carrier data.

A free set of Florida-focused calculators covering home closing costs, county-level ownership estimates, vehicle fees, taxes, commutes, and fines.

A free set of automotive calculators for tire sizing, speedometer error, gearing, engine RPM, and related calculations.

Unclock is a planned Android app that pauses notifications from selected work apps outside set work hours and tracks the free time those hours protect.

A guided preparation tool for finding USCIS forms, answering plain-language questions, using details from documents, and reviewing filled PDFs before filing.

A searchable guide to CDC-reported IVF outcomes for U.S. clinics, organized by age band and paired with the number of cycles behind each rate.

LookalikeMarks checks trademarks in the US and UK for similarities to a brand’s mark and shows potential opposition deadlines.

MakeDataset guides small businesses and creators through browser-based steps to clean, de-identify, document, sample, and fingerprint files for internal AI use or licensing.

A Mac app for Apple-silicon Macs that sets up Steam and Battle.net and runs Windows games using DirectX 10 and 11 on Metal.

Manotu is a community-navigation app for Malaysia that says saved places and search history stay on the user's phone.

An unofficial open-source utility for configuring GameSir controllers on Linux and macOS, starting with the Nova 2 Lite.

A Taiwan-focused browser tool for designing pallet layouts and exporting 3D previews, material lists, and PDF, SVG, or PNG drawings.

A browser-based tool that turns WhatsApp chat exports into formatted PDFs, with layouts for readable conversations or organized records.

A Korean-language suite of small-business tools for procurement notices, crew records, new-shop leads, purchasing, quotes, and job confirmations.

An alternative NHL standings table that counts only the first home and away game between each pair of teams.

A tool for reviewing product records against Brazilian tax codes and reform-related rules, using ERP exports or invoice files.

A free, open-source tool for marking landmarks on spine radiographs and calculating spinopelvic measurements.

SceneBeam runs Halloween scenes in a browser, projecting them onto a translucent window screen; an optional webcam lets characters react to passers-by.

Setlist Party lets hosts create an online room where friends can request and vote on songs for a shared rhythm-game setlist.

A tap-through dinner decider narrows your answers to one dish, then offers a recipe and cooking tools—or a nearby search if you’re eating out.

StillReach presents a free finder for online libraries and a planned catalog of downloadable books designed to work offline.

A collection of 3D-printing calculators, guides, and a browser-based STL checker, aimed in part at people pricing prints for sale.

Surfping presents a group-trip safety app for hikes, climbs, ski days and other outings, with crew check-ins and phone-to-phone communication designed to work offline.

Tour management software that brings schedules, travel, crew, settlements, merch, and vehicle logistics into one workspace.

A training app for trampoline athletes and coaches that saves rounds with video, skill codes, difficulty figures, and coach feedback.

A Croatian tool for building pub quizzes, printing team answer sheets, and managing scoring from a laptop or phone.

A searchable directory of conference and trade-show sponsors and exhibitors, with related newsletter and podcast advertising data.

A data-entry tool for annual fire-pump tests that checks results against NFPA 20 and NFPA 25 guidance.

Anlan is an Apple Watch companion that estimates when your body settles during meditation and shows the result on your iPhone.

An independent pricing desk compares field-service software for trade businesses, including Jobber, Housecall Pro, and ServiceM8.

A searchable monitor for iOS app rating drops, deleted reviews, new releases, pricing shifts, and chart movement.

A free browser tool that converts one local audio recording into a downloadable, single-track MIDI file.

A French-language service that turns text or scanned bank-statement PDFs into spreadsheet, accounting, and banking formats.

A Chinese-language guide compares products sold in Japan by price, ratings, tax-refund information, and whether each model can be used in China.

A free Hindu devotional app pairing city-specific panchang and festival timing with a library of aartis, chalisas, stotras and mantras.

A searchable biotech directory that brings company profiles together with funding, clinical-trial, regulatory, grant and job signals.

Bookholder presents a browser-based way for theaters to share live captions, translations, and notes with audience members on their own phones.

A searchable catalogue of 5,525 names used in Brazil, with sourced meanings, origins, spellings, and Censo 2022 figures.

Independent software engineer Maarten Tolhuijs presents Orduno, a group-order tool for print shops, and Chess Console, which pairs chess-engine analysis with AI explanations.

A searchable catalog of English Pokémon cards where Pokémon appear as background cameos, with generation browsing, printable checklists, and a spot-the-cameo game.

A free Chrome companion that puts MOT history, mileage flags, insurance groups, and seller questions beside used-car listings.

A tool for converting Chilean bank-statement PDFs into Excel or CSV, with a balance check built into the workflow.

VERA is a voluntary framework for authors and publishers to declare how AI contributed to a literary work, from idea to final text.

CertLock NDT presents a process-control scheduler and failure-disposition workflow for aerospace nondestructive testing shops.

A browser-based chart maker that turns pasted spreadsheet data into charts, PNGs, or editable Excel chart files.

A mobile app for seeing when close friends are free to call while you cook, fold laundry, or tackle other chores.

A browser-based Minecraft seed viewer for Java and Bedrock, with structure search, coordinate tools, and a Nether calculator.

A box-office reconciliation platform for Indian film distributors and producers, built around show-level collections and exhibitor daily collection reports (DCRs).

A searchable reference for monthly weather across 378 U.S. cities and travel destinations, with rankings, comparisons, and frost dates.

A Japanese color journal offering six-color palettes with downloadable assets, plus a paid tool for generating palettes from words or photos.

A tool for amateur-radio contesters that analyzes Cabrillo logs, compares statistics with past years, and flags likely callsign or zone errors.

A Spanish-language converter for 55 categories and 507 technical units, including pressure, flow, metal hardness, and solution concentration.

A Chrome extension that exports ChatGPT, Claude, and Gemini conversations as self-contained HTML, Markdown, or PDF files.

Free calculators help makers plan epoxy pours, estimate yarn, and distribute knitting increases or decreases.

A browser-based tool converts a photo into a cross-stitch chart with DMC thread details and printable downloads.

A browser-based spatial-audio scene builder sits beside an Audyssey .ady target-curve editor, with local-file handling and REW tools.

A dealership analytics product that tracks AI assistants visiting inventory pages, what they request, and whether the site serves or refuses them.

A Mac and Windows app that lets Claude or ChatGPT organize files within user-chosen folder rules, with confirmations for risky changes and a seven-day undo window.

DiveVis forecasts underwater visibility and shore, kayak, and boat conditions for 55 Hawaii dive and snorkel spots, today and six days ahead.

The site offers configurable drain-and-vent rough-in sheets for bathrooms, kitchens, laundry rooms, showers, and toilets.

A Windows beta that synchronizes two Microsoft Flight Simulator 2024 installations as one shared aircraft.

A public archive and simulator for recorded chest openings in Aniimo’s Egg Heist.

Elves Builder connects AI assistants to WordPress page builders, where an on-screen cursor assembles sections as you watch.

This beta tool reads Enshrouded character save files in your browser and offers edits to items, gear, level, and skill points.

A guitar site bringing together interactive practice tools, teacher profiles, and paid work listings for players.

A daily dashboard tracking Korean real-estate transactions, price trends, regional differences, interest rates, housing subscriptions, and policy news.

A litigation evidence service that organizes chat exports into schedules, ledgers and exhibit-ready extracts, with figures linked back to message lines.

A free set of tools for sizing passport and visa photos, resizing images, and compressing PDFs to meet listed upload requirements.

A search and matching service for finding federal prime contractors and subcontractors using government records, contract history, and capability filters.

An interactive atlas for finding real cities, streets, and landmarks featured in books, films, and series.

A browser-based tool turns measured rooms into printable home fire escape plans, with a paid map-and-safety kit for vacation rentals.

An indie-built learning tool for understanding firewall rules, with interactive examples and a browser-based analyzer for firewall exports.

FitterPad is an iPhone calculator for pipe offsets, rolling offsets, fitting take-outs, cut elbows, and tape measurements in feet, inches, and fractions.

A free Windows open beta adds AI radio exchanges for DCS World air traffic control, JTAC support, and carrier recovery.