Useful Tools

A Portuguese-language simulator lets readers explore how different tsunami scenarios might inundate a marked point in San Juan del Sur, Nicaragua.

A free, no-account photo editor for RAW files, film negatives, batch edits, and film-style looks. The page says photos stay on-device, with one stated exception: Ask AI sends a small copy to Claude.

A French-language tool checks image files for AI-related signatures on the user’s device and offers practical next steps when the result is inconclusive.

A research map of armor companies, certified models, owners, patents, maker documents, and other records tied to the industry.

A filterable directory of US beverage co-packers, with facility details, source links, and published minimum runs.

A browser-based planner for assembling a VFR flight, with route, fuel, weight-and-balance, weather, NOTAM, flight-log, and export sections.

A Mac and iPad writing app for screenplays, novels, and articles, with scene planning, draft comparison, and note sorting.

Bandstand organizes a band’s charts, setlists, performance mode, and rehearsal scheduling in one shared service.

An independent Taiwan project building tools for photo-based hazard checks, safety-meeting minutes and notices, alongside a daily construction-incident digest.

Crusher is a Mac and Windows file-compression app that targets a chosen size and says its processing happens on the user’s device.

Eldivo presents an early-access app for keeping an elderly parent’s medicines, readings, appointments and doctor notes in one shared family record.

Nyx compares the night sky across 63 U.S. national parks, scoring each park and night from 0 to 100.

A free, open-source desktop app for projecting scripture, songs, sermon slides, media and service timers.

Heartwood presents a family oral-history game where recorded stories become lanterns in a shared digital grove.

Describe relatives in ordinary sentences, then arrange the resulting family tree in one of 12 chart shapes and 10 poster styles.

A free, in-browser font converter that activates existing Bulgarian letterforms in Figma.

A free collection of 75 checks and helpers for websites, email, domains, security, accessibility, and privacy.

An iPhone tool that turns difficult PDFs into validated EPUB3 books, reconstructing layout, chapters, and footnotes rather than simply pouring text onto a page.

An iPhone and iPad pizza-dough planner that works backward from serving time, kitchen temperature, and the hours you have free.

Quran Rehal presents a Quran-reading app with printed-page layouts, translations, and recitation synchronized word by word.

An independent reference site showing what changed in Indonesian tax regulations, with previous and current wording, effective dates, and official-source citations.

A phone-based overtime log, paycheck estimator, and pension model for New York City police officers in Tiers 2 and 3.

A free, open-source browser CAD app for shaping sketches into solids and exporting files for 3D printing or other CAD software.

A WebGPU visualization turns Old Testament people into lifelines scaled by years, with family relationships and verse references available in the interface.

Verso presents a service that rebuilds inaccessible PDFs with structure such as headings, reading order and alt text, then checks the result and routes uncertain items to human review.

A free builder helps match drone components, compare estimated flight tradeoffs, and find part prices across stores.

A searchable transfusion-medicine reference covering red-cell antibodies, transfusion reactions, blood components, apheresis, Rh classification, workups, and infections.

CamTwin presents a 3D simulation of production lines that runs the plant’s own PLC program alongside process physics.

Corlune is a minimalist Android launcher that uses a search bar to open apps, change settings, and handle quick queries.

A moderation and operations dashboard for VRChat groups and their Discord servers.

A Windows video editor for cutting, captioning, reframing, and exporting footage, with optional editing by chat through a connected AI app.

Daftar is an Android bookkeeping app for shops that says it can turn Jawwal Pay transfer messages into ledger entries, even when the phone is offline.

A free, Turkish-language online focus space for neurodivergent people, with task-specific rooms, Pomodoro timing, and body doubling.

DiscoVer uses small NFC stickers to let record-shop customers preview a record on their phone without opening its shrink-wrap.

A desktop meeting-notes tool that checks each drafted point against a transcript and formats the minutes for your own Word template.

A browser-based physics simulator lets users change electrophoresis conditions and explore how DNA bands will move.

A free tool that pairs National Hurricane Center storm forecasts with address-specific alerts and storm-surge information.

A free Windows suite for switching and streaming live events, then editing the recorded cameras in sync.

Octo is presented as a Mac-based conversation coach that transcribes conversations and reviews them against principles you write yourself.

Output Shelf is a Windows app for organizing Codex output folders, finding large or duplicate files, and reviewing cleanup.

Patara Labs is developing a small autonomous vessel and AI platform to measure water conditions along canals and help plan follow-up surveys.

A $99 DIY camper-van interior plan uses eight measurements of your van to produce an animated assembly guide, cut list, and plywood layouts.

PlayHearsal is a phone app that speaks the other characters’ lines, leaves pauses for your role, and can prompt you when you lose your place.

A public directory shows how many people are waiting at emergency departments across Italy and compares each count with what is usual at that hour.

A volunteer storm-research team launches weather balloons and surface instruments, then shares field data through a free app.

A design reference for people building Bible, prayer, and AI products, with product choices compared alongside Scripture, practice, and research.

A free planner that uses an NUSMods timetable and live shuttle times to suggest which bus to take and when to leave.

A free Texas electricity comparison tool ranks plans by estimated annual cost using seasonal or household-specific usage.

A Windows molecule sandbox where atoms form and break bonds through a physics-based simulation rather than scripted molecule templates.

An unofficial pension guide for FDNY Tier 3 members, with plain-language explanations, Albany bill tracking, and retirement calculators.

A set of browser-based subtitle and transcription calculators sits alongside a benchmark of speech-to-text accuracy on openly licensed recordings.

A browser tool for finding and redacting sensitive details in PDFs, scans, images, and videos, with review before export.

Nearest is a place-discovery service for finding nearby essentials, with community-reported updates and a developer API.

A Minecraft plugin for TrainCarts parks, with rides that run automatically or can be operated from a browser-based desk.

A compliance tool for Texas oil and gas operators that organizes Railroad Commission records into obligations, reports, maps, and prefilled forms.

A free, open-source browser tool for reviewing Chess.com, Lichess, or PGN games and analyzing individual chess positions.

A free web app for practicing guitar and bass sight-reading, with pitch and rhythm drills, microphone feedback, a tuner, and reading guides.

A Mac app that blurs or locks your screens when you turn away, leave your desk, or someone looks over your shoulder.

Jiapu.men is an online genealogy workspace where families gather records, organize relationships with AI assistance, and prepare family trees for printing.

MarginLab offers cafés a pricing engine that combines delivery-app margins, sales data and demand modeling to guide menu decisions.

An Arabic-language party-game picker that recommends games based on group size, available time, and the kind of gathering.

A French building-trades workspace pairs a 129-symbol climate library with an editor for assembling and sharing HVAC diagrams.

AAudiolab sells two audio plugins: one turns CNC toolpaths or 3D models into rhythm, and the other puts sounds inside a simulated factory.

Payroll software for Pakistani employers, with salary adjustments, tax projections, payslips, and bank-transfer sheets in one monthly workflow.

A searchable Muay Thai fight archive covering bouts since 2000, with fighter lookup and a year-by-year timeline.

A public lookup for FDA, CPSC and NHTSA recalls, organized by brand, product and vehicle, with a VIN check for cars.

EchoFlow says it can learn a task from one user demonstration, then repeat it inside Android apps when asked in different words.

A free collection of drapery and sewing calculators that turns finished measurements into fabric estimates, cut plans, and printable workroom lists.

A Windows program for psychologists that presents AI transcription and draft session records as a way to reduce after-hours note-writing.

A production tracker for animation teams that brings shot tracking, files, review, and artist pay into one place.

A browser-based tool for configuring and downloading printable graph-paper PDFs at a chosen square size and page format.

The South Florida waterfront-search tool checks a home’s route to open water, bridge clearances, charted depths, tides, and how the listing’s dock fits your boat.

MailMyCard turns a typed note into a handwritten card, then addresses and posts it to its recipient.

ISMpilot presents an offline app for tracking shipboard life-saving appliances, firefighting equipment, lifting gear, inspections, service dates, and expiries.

An interactive tracker compares Jeddah Tower’s reported construction height with completed skyscrapers and lays out its construction history.

A model-train collection tool for cataloging pieces, tracking their value and location, and preparing a record to share with family.

A Korean independent software studio presenting five lightweight apps for everyday situations, from workplace messages to heat and end-of-day reflection.

The service presents live captions and translations of sermons, lessons, and other spoken events, read on attendees’ phones or shown on a screen.

An English-language guide to 259 Korean dishes, with a menu decoder, Korean ordering phrases, and dietary cards for diners.

A free, open-source Android app for chatting over Meshtastic radios when phones have no cell, Wi-Fi, or internet connection.

An interactive map of French rivers and canals with published details on locks, bridges, ports, water levels, and boat resupply stops.

Ngalam Dev presents an integrated software platform for Indonesian Islamic boarding schools, spanning school administration, student life, staff, finance and parent communication.

ParkFluent presents a free map that colors New York City curbs according to whether parking is allowed for a chosen stay.

A tool for uploading peptide Certificates of Analysis and assessing what their documents and evidence do—and do not—verify.

A hotel operations system combining front-desk room management, billing, cash, stock, reports, staff tools, and guest booking.

Rajista is shop software for Nigerian retailers, tracking stock, sales, staff activity and takings across tills—even when the internet is down.

A free desktop app maps shortwave stations as listeners tune their radios, with broadcast schedules and transmitter details.

Stepflow turns AI-assisted workflows into runbooks showing who acts, what systems they can access, where people approve actions, and what the activity log records.

A free iPhone and Android app reads a photographed street-cleaning sign, works out which side of the street the car is on, and sends a reminder the night before.

A gallery-wall planner that arranges frames you already own and produces guides for hanging them.

A browser-based tool for Norwegian lobster crews to map traps, record hauls, and track catches.

Unbrick presents a planning tool for make-to-order shops that turns ERP reports and customer priority lists into production plans with reasons behind the dates.

A route-planning and visit-reporting product for service businesses, with a free estimate based on a pasted or photographed client list.

A browser-based Valheim seed map, save viewer, and reference database for items, creatures, crafting, and more.

VendCaptain helps businesses running GS805 protein-shake machines track failed drinks, machine visits, pricing, and sales.

A browser-based tool for inspecting hidden Unicode characters in text and provenance metadata in images.

A free browser tool that targets supported visible Gemini star overlays on still images, with batch PNG or ZIP downloads.

A carry-on checker compares a selected bag or typed dimensions with airline limits, returning whether it fits, is tight, or is too large.

A browser-based accompanist lets churches and small gatherings play piano or organ backing for classic hymns, with controls for verses, key, and tempo.

A practical calibration and metrology reference with guides, templates, and free calculators for quality managers, metrologists, and technicians.

AgroFlight is developing scanner and spraying UAVs with AI-assisted crop screening for rice farming in Bangladesh.

A Korean-language service that gathers apartment-complex procurement notices and extracts eligibility rules, required documents, site-briefing dates, and comparable award prices.

A Spanish-language AI furniture design tool that says it can turn a written description into a 3D model, cut list, materials, and assembly instructions.

Audiorec records narration over video in the browser, with a multi-track timeline and WAV export.

A review service for static thermal-camera footage that returns timestamped movement records, videos, flight-path images and a report package.

A guide and set of calculators for estimating the taxes, fees, mortgage payments and running costs of buying a home in Andalusia.

A browser tool for making sonograms of bird recordings, examining calls, and measuring selected sounds.

A browser-based demo that shows how recovery strips can help rebuild a damaged picture.

Describe how a chess bot should play, and Jev uses those instructions to choose moves for it in games against other bots.

A browser-based tool for estimating the GPU capacity, time, and cost to train, fine-tune, or serve open-weight LLMs.

A browser-based tool that splits an image into carousel slides or grid tiles, with a preview before download.

A weekly Steam-deal guide sorts games into buy, wait, and skip verdicts using two years of sale-price history.

A browser tool that analyzes webcam input for signs of driver fatigue and displays a live fatigue index with graded alerts.

A herd-records app for cow-calf operators, covering ear tags, treatments, breeding, calving and chute-side work.

A macOS desktop-pet app pairs animated animal companions with coding-agent status reactions, Pomodoro timers, and break reminders.

A searchable tracker for monthly beverage receipts at Texas bars, restaurants, and venues, with statewide rankings, city views, and sales mix.

A school-management platform presenting workflows for attendance, teaching, student support, family communication, fees and school operations in Jamaica.

A browser-based tool for drawing an area and exporting its contour lines in map, GIS, CAD, and Google Earth formats.

Crashform helps two drivers prepare and review a shared accident document on one or two phones, then download it as a PDF.

A free browser-based speedcubing tool for live races, event averages, and smart-cube solve analysis.

A catalog of decompiled, recompiled, reimplemented, and source-ported games, with some playable in the browser and others marked for a user-supplied ROM.

A browser-based workspace for preparing coordinated shipment documents and checking an existing invoice-and-packing-list pair.

DoubtEdge is an in-development tool for checking TradingView strategy exports with tests aimed at exposing overfitting, faulty settings, and weak results.

A browser-based tool for drawing and measuring land plots on satellite imagery, then exporting their boundaries in formats including GeoJSON, KML, and CSV.

An open-source Windows app for operating a Dune: Awakening self-hosted server or managing a supported local Solo save.

An iPhone app that alerts Istanbul bus and tram riders as their selected stop approaches.

A platform for amateur sports leagues that connects match-event tracking with broadcast graphics, competition tables, match reports, and fan fantasy scoring.

Exportly describes an iPhone app for turning conversations from chat apps into PDF, spreadsheet, Word, and other files.

An in-browser face-measurement tool calculates eight geometric ratios from a photo and shows the landmarks and formulas behind its composite score.

A public tracker of fee and rate changes across marketplaces, payment services, and shipping carriers, with effective dates and old-versus-new values.

Filmhorse presents a fixed-price workflow for preparing, checking and tracking UK film tax-credit claims.

A web app for coordinating feedlot work, from bunk calls and mill stock to cattle health, equipment checks, repairs, and safety reports.

An Android focus timer and app blocker turns work sessions into upkeep for a virtual PC, with upgrades spanning 1998 to 2010.

A horror-themed movie picker spins a monster family, then draws a film with filters for era, rating, and content rating.

A Polish-language mushroom atlas and foraging app combining species information, sighting maps, group outings, and a regional community.

A Windows tool for arranging PCB boards into panels and exporting films, drill, rout, and score files for production.

A browser-based workbench for capturing loops, transcribing songs, mixing, editing, and backing up Teenage Engineering EP-133 projects.

An iPhone app that sets daily clip limits for feeds on Instagram, TikTok, YouTube, X, Reddit and Facebook, then closes the feed until tomorrow.

GKT helps goalkeeper coaches choose sourced exercises, build sessions, and track dive loads across a match week.

Goodmore Safety presents standardized arc-flash trauma kits, restocking support, safety consulting, and field-management software for utility line crews.

A browser-based tool transforms images, logos, and text into adjustable 2D or 3D particle artwork.

Spire presents Guild Wars 2 players with crafting, flipping, and extraction recommendations based on market listings and recipe costs.

GWIN Mini-Split Tool brings error codes, sensor-resistance checks, extra-charge calculations, model lookup, and parts drawings into one service reference.

Halo is a Mac utility that gathers notifications, dictation, music controls and AI-agent activity in a Dynamic Island-style display.

A searchable Hero Siege item database helps players filter gear by stats and find documented drop sources.

Cove is a Mac app that turns the MacBook notch into a hub for live activities, widgets, file handling, capture tools and on-device AI.

A country-aware job board that checks which remote postings are open or likely open to job seekers in Tunisia, Morocco, Algeria, and Egypt.

Calculators estimate national housing subsidies for heating equipment, windows, renovations and new homes, alongside a directory of municipal programs.

A Japanese subscription service that tracks public subsidy announcements and sends a weekly PDF ledger of changes, with source links and retrieval times.

A Japanese-language discovery database for underground idols, with group and member listings, debut events, live appearances, music videos, and rankings.

A free browser tool sizes passport, visa, and ID photos for listed countries and arranges copies into printable sheets.

A broad directory of PDF, image, media, social, and coding utilities whose homepage says they run in your browser and keep files on your device.

A playful Dutch workplace ping-pong clock that weighs the odds of a break and hides a browser-based collection of secrets.

Clocked presents a tool for beatmakers to find songs using their beats, review possible matches, estimate licensing value, and send licence links.

Japan Buy Scout helps visitors find Tokyo stores and shopping guides by product, neighborhood, and station, then plan a route between stops.

A deal tracker that compares Japanese Pokémon and One Piece card listings with Cardmarket prices and can send watchlist alerts.

KLDR presents a browser-based video editor for applying visual effects, adjusting picture and sound, and exporting a glitched clip.

A free Wisconsin fishing resource with printable lake sheets combining depth maps, fishing times, weather, rules, and directions to nearby bait shops.

LeadLamp sends Shopify and WooCommerce teams weekly reorder recommendations that factor in production, freight, warehouse check-in, and inventory already on order.

Lindenplan gives funeral homes a branded online price list and family arrangement form, tied to a staff scheduling workflow.

A narrative QA tool that maps game-script paths, then reviews dialogue and world notes for continuity problems.

An interactive model compares queued data-center demand with new firm generation and maps where that load might land across U.S. states.

Logatra presents call transcription for sales, support, and meeting teams, with speaker labels, summaries, and question-answering across 23 Indian languages.

A workflow for creator-management teams to collect threatening posts, track reposts, and record human review.

A browser-based automation tool for moving spreadsheet rows into web applications, with a system read-back intended to verify each entry.

The iPhone and iPad app organizes PDF knitting patterns into steps, alongside project counters, yarn and needle inventory, annotations, and shared progress.

A prelaunch app concept for bringing glucose and pump data together, explaining patterns in plain language, and helping people with type 1 diabetes keep track of supplies.

A Vietnamese-language BIM program for Windows, in development, built around a shared building model that drives its drawings, schedules and print sheets.

An interactive graph traces how measurement units are defined, related, and changed over time.

A beta tool for FACEIT Counter-Strike 2 demos that transcribes and translates voice calls, then aligns them with round events.

A browser-based planner for estimating microbiology teaching-lab costs and preparing purchasing reports from your own figures.

Middagsklart makes weekly dinner menus and shopping lists from offers at Swedish supermarket chains.

Factory software that tracks volumetric modules from sales and design through production, certification, shipping, and invoicing.

A browser-based Morse translator that converts text and code, plays the result, flashes it as light, and exports audio as a WAV file.

Nano presents a life organiser for turning everyday notes into appointments, daily briefs, and weekly reviews.

Talking Farmer describes a field journal that turns spoken hive observations into dated, reviewable records for individual colonies and apiaries.

An interactive archive maps the North African campaign from 1940 to 1943, with battle chronology, formations, unit actions and linked sources.

A browser-based tool that reduces background music in public YouTube videos while keeping voices, with an optional slower playback speed.

A Japanese-language directory for finding VTubers through a short quiz, viewing-scene filters, live listings, and a personal stream schedule.

A web-based overlanding planner maps road status, public land, and camping rules; mobile, offline, and CarPlay features are presented as coming.

A French-language sales platform for sports photographers, with race-photo galleries searchable by bib number or selfie.

A couples app for trying one small change together, with daily reflections that grow a shared virtual tree.

A browser-based editor for rearranging, annotating, redacting, signing, and converting PDF pages.

An interactive browser tool for configuring a rotating space colony, from its size and gravity to its architecture, land use, and guided views.

A browser-based tool for laying out and previewing custom PCB test fixtures from Gerber files.

Quarry offers free Minecraft Java servers that sleep when nobody is playing and wake when someone joins, with a full control panel included.

Raqeem is a document-collection service for UAE accounting firms, using WhatsApp reminders and AI checks to gather client files and flag what needs attention.

Reji presents a live-production studio for hosting guests, arranging scenes and graphics, and streaming to multiple platforms or an embedded watch page.

A browser-based tool for turning JPG, PNG, or BMP images into STL relief models, depth maps, and bas-relief images for 3D printing, CNC carving, or laser engraving.

A free calculator compares what may be left after estimated taxes, housing, other expenses, and moving costs when weighing a job offer in another place.

An offline-first gym log that connects training history with Claude, ChatGPT, and Claude Code over MCP.

RouteKeep presents route planning, scheduling, offline technician workflows, and pesticide-record management for small pest-control and lawn-care companies.

A Magic: The Gathering Commander tool for building decks, reviewing brackets, testing against AI opponents, and tracking cards you own.

A free browser-based tool turns photos of an ID’s front and back into a true-size PDF or JPG for printing or sending.

A browser-based prototype that turns rough website-project briefs into a scope checklist and editable questions to ask before quoting.

A free, no-login calculator for estimating carton and pallet loads across containers, trucks, and warehouses.

A free simulator lets actors plan a self-tape setup by choosing a room, camera, gear, and budget.

ServMod is an Android toolbox for reading, backing up, comparing and changing parameters on supported industrial drives over USB-RS485.

Sewly presents an AI sewing tool that turns garment photos, social links, or descriptions into made-to-measure patterns with 3D previews, print layouts, and a step-by-step guide.

A browser tool and Mac/Windows app that trims silence from sound effects, splits collection files into individual sounds, and exports WAVs.

Shermine is a planned media relay for running, ultra, and gravel events, routing volunteers’ photos, videos, and voice notes to organizers and broadcast crews.

A used-boat buying workspace for organizing seller questions, inspection notes, costs, comparisons, and a quote-backed offer plan.