Useful Tools

A free Traditional Chinese guide helps travelers in Japan work out whom to contact after losing something, and what to do next.

A garden planner that draws a planting bed to scale and arranges suitable plants from a catalog of 1,400 checked plants.

Tazuna is a Mac app for handling Claude Code and Codex questions, approvals, and ongoing conversations from a compact panel at the edge of the screen.

A free calculator estimates prostate cancer risk from PSA results and other findings, then prepares a summary to take to a urologist.

Orbitry presents a live 3D globe of tracked satellites alongside information on lunar and Martian landing sites, deep-space probes, viewing passes, and an open API.

Sharp is a browser-based photo tool for combining multiple shots into a single image, with workflows for focus stacks, noise reduction, panoramas, and more.

Shellby presents a pixel hermit crab who runs Claude Code tasks on Windows, with parallel work, review, undo, and scheduling features.

A free, in-browser tool packages a .gbc or .gb game file into a .z64 cartridge for compatible N64 flash carts.

DyslexiaSim presents a Chinese reading-disability simulation in which text outside a gaze- or pointer-following clear window can distort, alongside an optional reading-efficiency test.

A flight-aware prayer and Qibla app for Muslim travelers, with a route-based sleep plan for jet lag.

A searchable Japan onsen guide that organizes tattoo policies by area, facility type, and whether tattoos are allowed.

A searchable guide to entry prices, free days and booking information for World Heritage sites and other major attractions.

A free English-and-Tamil tool that examines an ad, offer, or message for sales pressure, costs, and missing details.

A free reference for US Saab 9-3 and 9-5 models from 1999–2011, covering specifications, factory colors, tires, known issues, and buying advice.

A tool for Shandong university applicants that compares an exam rank with program admission thresholds from 2024–2026.

A public, read-only directory lets AI agents search Latino events across California, including bailes, concerts and jaripeos.

A Japanese-language calculator estimates the portable power station capacity needed for selected appliances and compares models that meet the requirement.

A free editor for making Korean social cards, covers, charts, maps, and multi-page image posts.

A browser-based editor for turning photos or public-domain artworks into device-sized lock screens for e-ink readers.

Fair Signal brings together artist reviews, art-world opportunities, deadlines, venue listings, and tools for deciding whether an opportunity is worth pursuing.

A search service for American-car repair records, linking symptoms to possible causes and documented fixes.

A free, offline app for organizing miniature paints and building color recipes from the paints you already own.

A browser-based tool that fills Japanese police, immigration, and construction-permit forms from information entered once.

A free conditions dashboard for five Southern California peaks, breaking forecasts down by day, route section, and the gear each part may require.

A Spanish-language collection of calculators for Mexican employment benefits, termination pay, payroll, and employer costs.

Lysias formats legal citations, checks them against court opinions and filing rules, and prepares briefs and other legal documents on a Mac.

A WeChat archive tool that reads Moments on a Mac and is designed to transfer them to an iPhone for offline browsing.

A printable social-media departure certificate comes with milestone reminders and a guide to finding your way around the independent web.

A desktop tool that transfers information from documents on your screen into forms, using a keyboard shortcut instead of copy-paste.

A browser-based tool for comparing household electricity and gas costs with utility, state, and grid data.

PASportsProjections.com lets fans pick remaining game winners and see how Pennsylvania high-school football standings, seeds, and playoff brackets could change.

A parcel checker that helps people explore what kinds of structures may be allowed on Oregon land, based on its location and zoning.

An open-source Android app presented as a way for groups to share messages, SOS alerts, photos, and location over Bluetooth when cellular service or internet is unavailable.

A described book-scanning workflow uses iPhone video to turn books into text for small museums and archives without dedicated scanning hardware.

A free, system-neutral set of tabletop RPG tools, generators, guides, and campaign aids for solo play.

A Bengali-language travel guide and set of interactive tools for mapping visited places, finding attractions, and planning trips around Bangladesh.

VisitPing turns Open Dental appointment statuses into shared screens for the front desk, treatment rooms, and doctors.

A free, open-source browser tool for laying out a walk-in wardrobe and producing a 3D preview, dimensioned drawings, a cut list, and a printable PDF.

A trip planner for Europe’s Christmas markets, with market dates, town guides, and a calendar for finding what’s open.

FieldDraft presents a voice-, photo-, or text-based quoting workflow for electrical and HVAC shops using Jobber.

Lipwise is a free, open-source desktop dictation app for Windows, macOS, and Linux, with voice commands for editing and formatting speech.

Horse-farm management across phones and a shared barn display, covering rounds, horses, lessons, supplies, billing, and weather.

A public-beta desktop Markdown editor that opens existing vaults in place, working locally with ordinary files and no account.

A free Windows presentation app for churches that listens for Bible references and supports songs, stage displays, and livestream graphics.

Upload a cycling route to get weather by estimated arrival time, categorized climbs, road surfaces, and a shareable briefing for the group.

A free desktop Markdown editor that works with local .md files and keeps review comments alongside, not inside, the text.

A searchable guide to UK house prices, rents, council tax, fuel prices and solicitor fees, with figures linked to their stated sources.

Farm-management software for oyster and shellfish growers, combining mapped leases and gear with field logs, inventory, and harvest planning.

A Madison-area homeowner resource combining local guides with tools for taxes, permits, repairs, rebates, and other household questions.

It grades a class set of multiple-choice tests from one scanned PDF in the browser, using its own printable answer sheets.

A Clash Royale tool for checking clan war participation, same-day battles, and a player’s past war records.

A browser-based designer for custom deer blinds that turns a chosen layout into build plans and a priced materials list.

Faderloom lets people practice mixing multitrack recordings in a browser and offers a separate Mac app for mixing live audio inputs.

A browser-based tuning workspace analyzes Betaflight black-box logs and flight feedback to suggest PID and filter adjustments.

A comparison board ranks AI agents, copilots, auto-QA and voice tools using coded public reviews, review counts and uncertainty intervals.

A WordPress plugin that checks plugins and themes for compatibility issues with PHP 8.0–8.6.

A catalog that matches paid apps with ranked free alternatives and details their licenses, platforms, upkeep, and claimed savings.

Guild Golem combines character planning, raid logistics, combat-log reading, and reference tools for WoW Forever players and officers.

A fleet-compliance tool that turns vessel noon reports into EU ETS and FuelEU Maritime positions, forecasts, and proposed fixes.

A free browser editor lets Roland HPD-20 HandSonic owners change kit settings in a USB backup, then download the edited file to restore to the instrument.

A native Mac app for querying and editing PostgreSQL, MySQL, SQL Server, SQLite, MongoDB, and Redis databases.

A bilingual database tracking the physical-release format of Nintendo Switch 2 games across regions.

A free chassis-number search lists Japanese auction appearances; paid sheets add translated inspection details, damage maps, and lot photos.

MoiTop presents a private digital ledger for tracking cash and jewellery gifts, guests, and family functions.

A pilot tool for weight-and-balance, takeoff, and landing calculations using an aircraft’s POH data.

A browser-based tool for comparing supplier quotes against one shared brief, including work that is missing or priced separately.

A calculator that compares user-entered card sale prices and grade probabilities to estimate whether a PSA or BGS submission is worth the fee.

An Android prototype that reads on-screen text with permission, flags likely scams, and starts a live AI voice conversation.

Shamble is a planned reminder board that puts notes, lists, photos, and a daily priority on a phone and a real wall display.

It aligns a shiur recording with a sefer PDF, highlighting each spoken word so listeners can follow along or tap a word to replay it.

SoberRead reviews live products and reports on why they may not be selling, what to try next, and whether to stop.

Squash groups incoming support tickets by problem, prioritizes the clusters, and drafts issues for engineering trackers.

Tracks software shutdowns, price changes, and plan removals, with deadlines and guidance on what to do next.

A set of calculators compares Tokyo-area day-trip fares and passes for destinations including Hakone, Kamakura, Yokohama and Mt. Takao.

Two bilingual tools for live-performance work: Cue it runs sound cues from a script, while BRUIT layers body-percussion parts into an ensemble.

An Ethiopian calendar with date conversion, religious observances, and options for Ge’ez or Arabic numerals.

An airline operations platform for Nigerian operations control centres, combining crew scheduling with developing tools for dispatch, flight release, loadsheets and aircraft status.

B4U Buy brings together public-record details about flood history, taxes, schools, utilities, and more for Houston-area home searches.

An inventory and PC-assembly tool for tracking used computer parts, market-price references, costs, and sales.

A Turkish-language browser tool for designing Miyuki bead patterns, tracking rows while you weave, and matching designs to beads you already own.

Billver describes a way for invoice senders to register payment details before sending, so recipients can check for changes without an account or app.

A neighborhood- and station-organized guide to YouTube condo tours, with building listings and rent details stated in the videos.

A free tool for burning SRT or VTT subtitles—or typed captions—into a video, then downloading the result as an MP4.

Screenwriting software for indie filmmakers that combines scene planning, drafting, notes, and version comparison.

An iPhone app for scanning New Zealand supermarket products and reading their ingredients, nutrition, and allergen information in Chinese.

A playful trip-planning page lets someone choose dates, trip length, and places for a shared outing in Nanchang, then make a travel note to send to Piggy.

A searchable peptide guide pairs plain-language summaries with evidence levels, comparisons, study-finding tools, and source-linked claims.

Upload a .docx to get a rebuilt copy that keeps visible content and reports what hidden information was removed.

An open-source Windows control room that pairs with OBS to manage match graphics and check a tournament stream’s setup.

A French-language planner that arranges theme-park attractions into an itinerary using wait times, visitor preferences, and other day-of-visit constraints.

A free editor for arranging stickers on Counter-Strike 2 weapon skins, adjusting wear, and previewing crafts before buying.

A browser-based maker that says it turns a photo, doodle, or object into a custom amigurumi pattern, alongside free patterns and tutorials.

A weekly reporting tool for independent restaurants and small groups, tracking revenue, labor, invoices, inventory, and prime cost.

A collection of teacher tools for lesson plans, class records, tests, action plans, and school reports.

A tool for turning dated notes, photos, videos, medication details, and daily changes into a Pattern View to discuss with a veterinarian.

A French-language ERP pitched to hardware shops, covering checkout, stock, purchasing, customer credit, payroll and finance.

A bilingual guide to Siliguri’s 2026 Durga Puja pandals, with dates, neighborhood listings, and a route-planning interface.

A browser-based set of Chinese divination and almanac tools, paired with classical texts and reference material.

Outage operations software that aims to connect network alarms to fiber faults and the customers affected.

A browser-based tool for making printable evacuation plans for DACH buildings and Japanese minpaku and small inns.

A fanfiction reading tracker for organizing stories, importing reading lists, and saving AO3 and FanFiction.net links with a Chrome extension.

A lookup tool for filter part numbers, listed equivalents, vehicle applications, and cross-reference charts across five filter families.

A map and comparison guide for riads in Moroccan medinas, with details on amenities and walks from taxi drop-offs.

A browser-based tool for repairing corrupted MP4, MOV, and M4A files, with a preview before the full download.

A free Albanian–English dictionary with verb and noun forms, Gheg and Tosk variants, and a JSON API.

A service for video creators that handles public-records requests for bodycam, dashcam, and police footage.

A non-commercial beekeeping reference with 28 equipment explainers, three calculators and four browser-based 3D simulators.

An unofficial fan guide for looking up recorded Impossible Animals fusions, including hybrids, star ratings, and in-game income.

Flip Studio presents a free, open-source video editor for Windows, with editing, effects, titles, audio tools, and automatic captions.

A job tracker for commercial plumbing contractors, organizing submittals, material orders, deliveries, crew schedules, and job paperwork.

A downloadable Mac and Windows app for searching local images using plain-language descriptions, a reference image, or colour.

KlaviX presents a Chrome extension with four tools for reviewing Klaviyo campaigns, including full-email screenshots, link checks, and checklist support.

A browser-based tool for pinning plans and drawings to aerial imagery, measuring and marking them up, and carrying asset data from site visits into GIS or BI.

An interactive tool for comparing Seoul and Gyeonggi apartment transaction prices across complexes that had similar prices in a selected year.

An interactive map for comparing country sizes, with a deep-time mode that traces continental change across 400 million years.

A free Windows app keeps recent screenshots on a strip at the top of the screen, ready to drag, edit, or copy.

Mivra is a conversational shopping assistant for Montevideo that matches natural-language requests with local merchants and returns options with price and availability.

A free set of calculators for sizing home HVAC, water-heating, backup-power, and insulation needs, plus estimating installation and running costs.

A mapping tool for hunters in the US and Canada, combining offline maps with land-access information, seasons, weather, wind, and group planning.

iField presents a WhatsApp-based farm recordkeeping assistant for logging field activity, organizing it by lot, and requesting reports.

A browser-based calculator for preparing quarterly IFTA fuel-tax figures from mileage and fuel records.

A free Chrome extension that puts Canvas assignments, deadlines, and a calendar in one place, with an AI feature for questions about your classes.

A browser-based collection for compressing, converting, editing, and composing images, with the site saying files stay on your device.

A searchable UC Irvine club directory connects student groups’ Instagram posts with campus events on one calendar.

An English-language Korean Four Pillars site pairs birth-chart readings with original Joseon-era characters and offers calculators for names, compatibility, lunar birthdays, and more.

An interactive simulator compares Portuguese IRS for the same income across tax years from 2005 to 2027.

An iPhone alarm app that ties alarms and medication reminders to chosen city time, with trip planning and an arrival-time review.

A free browser tool that uses the Screen Wake Lock API to keep a display awake, with optional blank or custom-photo screens.

A searchable directory for comparing US machine shops and fabricators by the work they say they can do.

A Japanese calculator compares estimated monthly dog-food costs using a dog’s weight, age, activity level, feeding amounts and Rakuten prices.

A free tool for turning a child’s emergency details into printable wallet cards and a caregiver sheet.

KiloHour estimates how long a portable power station can run selected devices, with output checks and the calculation shown.

A party-planning tool that connects menus, quantity calculations, shopping lists, invitations, signs, and games.

A label maker for small food businesses that calculates an FDA-format Nutrition Facts panel from recipe ingredients and exports print-ready files.

Lab Skillz presents Claude tools for academic English editing and optical thin-film design, including an optics engine that can run inside Claude.

Logistics guides, news, and free browser-based tools for air, road, sea, and heavy-lift freight.

A Japanese-language site for checking whether an email address appears in reported data leaks, alongside breach news and exposure statistics.

A monitoring tool for AI-enabled apps that connects button presses to model calls, estimates their cost, and flags uncapped or otherwise leaky buttons.

Library of Melodies lets visitors explore and compose one-bar melodies, each assigned a numerical address for later reconstruction.

An unofficial James Bond atlas listing filming locations across 25 films and 36 countries, with a daily game for guessing where a scene was shot.

A laboratory information management system that models tests as branching workflows and tracks what happened at each stage through to the report.

A paycheck calculator for Ohio, Pennsylvania and Michigan that includes local income taxes alongside federal, state and payroll taxes.

A browser-based woodworking design app that turns 3D plans into shopping lists and cut plans.

MAiZE OS presents ticketing, gate scanning and day-of operations software for corn mazes, pumpkin patches and other farm attractions, with a no-signup demo.

A browser-based wizard prepares the fronts and backs of a PDF for printing double-sided on a single-sided printer.

MC Circle Generator turns a chosen diameter into an outline or filled block grid, with row guidance, material counts, and a PNG download.

Meetly turns recorded or uploaded conversations into transcripts, summaries, decisions, and next steps, with support for mixed-language meetings.

An offline lab-journaling app for planning experiments, following steps at the bench, and assembling a journal-style Materials and Methods section from recorded details.

An independent planning hub for 1000 Miglia crews and support teams, with preparation checklists, a route guide, and race-week tools.

A Coptic hymn library with an editor interface for aligning hymn words or Hazzat to recordings.

A Korean-language browser tool for joining, trimming, adjusting, and converting audio files, with WAV or MP3 export.

A name generator presents Chinese-character options with pinyin and meanings, then previews them in seven calligraphy styles.

A Windows tool for arranging DXF parts on sheet metal and exporting a checked cutting layout.

A family gift registry for Leah and Leo’s baby, with gifts from Swedish stores and a private delivery address.

A browser-based navigation app that shows mapped automated license-plate readers and compares routes by travel time, distance, and camera count.

A public map of posted pay for optometrists, opticians, and eye-care technicians, organized by metro and role.

An independent guide with an interactive map, walkthroughs, and puzzle solutions for Order of the Sinking Star.

PacsLint validates ISO 20022 pain.001 payment files, explains schema and address-rule errors, and offers suggested fixes in the browser.

A browser-based toolkit for redacting, anonymizing, and otherwise editing PDFs.

A free browser-based toolkit for resizing, compressing, converting and preparing PDFs, photos and signatures for Indian exam and government-form requirements.

PGPKit presents an Android app for encrypting, decrypting, and signing OpenPGP messages, with an iPhone version listed as coming soon.

A library of adjustable furniture plans and a cut-list optimizer for working with MDF, melamine, and plywood.

ProJodder presents an iPhone app for recording litter along beaches, riverbanks, lake edges, and canal paths, then reviewing patterns by likely source.

Show-control software for running video, slides, cameras, sound, lighting and stage timers from one console.

A forthcoming Mac app that transcribes recordings, creates summaries and answers questions, and keeps the work on the user’s device.

An interactive census of the WoW Forever beta compares race, class, faction, level, and guild data from independent sources.

A browser-based chess review tool that says it uses Stockfish 19 to analyze Chess.com games, with an optional paid analysis of a player’s full game history.

An unofficial browser simulator for playing Riftbound, practicing against a bot, building decks, and reviewing games.

Runnock is a Mac app that surfaces coding-agent activity, approvals, build results, and deployment status in the screen notch.

Saymondo is an Android voice translator designed for two people sharing one phone, with split-screen modes and on-device translation intended to work offline after language downloads.

SJT Solutions presents LATCH, a defense-acquisition system for turning a trade study into a traceable decision package.

A lookup and repair reference for mower engines, mowers, trimmers, and blowers, organized around their model numbers.

A set of free NIR calculators and guided demonstrations explain how to build and validate calibration models, with a browser-based lab offered through an early-access waitlist.

Spielt offers browser-based party games, with options to pass one phone around or let everyone play on their own.

A five-tool kit for CATV and broadband field work, covering coax spans, fiber budgets, reference data, as-builts, and cable replacement records.

A read-only tool for inspecting Solana transactions, tracing token and SOL movements, and comparing actual output with a quoted amount.

A Windows utility that turns folders or drives into live 3D maps and connects them to processes and network activity.

TallYarn is a browser-based screenwriting board that organizes scenes by story beat, with the screenplay written on the cards.

A free Windows app that turns local Warcraft III replay files into a searchable match library with detailed player and game analysis.

Through Ball gathers results, standings, and upcoming games for MLS NEXT, ECNL, and ECNL RL, across boys’ and girls’ age groups.

TKD Go presents a web-based scoring system for Taekwondo poomsae and sparring competitions, with judges scoring on phones and live displays for spectators.

A searchable guide to estimated player ratings, league standings, playoff odds, and team scouting for S.E. Michigan USTA league tennis.

A community review database helps people check how beauty and hygiene products work for different bodies, needs, and routines.

A route planner that says it builds sport-specific loops from a starting pin and exports courses for watches and GPS devices.

A VST3/AU plugin transcribes speech from a live show's talk channel and displays it on the sound technician's computer, phone, or tablet.

A free collection of browser-based builders for slide-ready diagrams, with an MCP server and API for AI-assisted use.

An iPhone app for staging fake calls, texts, and other phone screens on camera.

Varsto is an alpha file-sync and backup app that encrypts files on your devices and stores them on storage you choose, including disks, NAS shares, S3-compatible buckets, or rclone remotes.

Vigiovo is software that classifies conveyor-belt eggs as clean, dirty, cracked, or not verified using classical computer vision.

A project-status index and toolkit for examining what public reports say—and what they may leave out.

WebSLM offers a browser-based way to download and run open language models locally, using WebGPU when available or the CPU otherwise.

A MapleStory Classic helper that answers training, quest, drop, gear, and route questions with a player's character details in mind.

A searchable reference for WoW: Forever, with game data, class and profession details, guides, and dungeons sorted by level.

A browser-based PDF editor for adding text and signatures, rearranging pages, redacting information, and converting images, with no account required.

AdderCAD says Claude can ask questions about a part, model it in FreeCAD or AutoCAD, check its dimensions, and export it for use.

A quilt-planning calculator lets users set dimensions, block style, fabric, borders, and finishing details for a measured PDF plan.

A browser-based utility that finds mismatches between GeoJSON bounding boxes and their coordinates, then lets you review and repair them.

Béret Lab sells a Windows tool for searching disability-welfare providers and exporting selected results to CSV, Excel, or Google My Maps.

A guide to Albion Online character builds, organized by activity and server, with win rates, skill explanations, and silver costs.

A set of calculators for estimating material volume, weight, bag counts, and costs for landscaping and paving projects.

Cars Plus offers filtered alerts for used cars listed on Yad2, with an optional AI voice assistant that calls private sellers to try to arrange a meeting or test drive.

CharacterGuard offers a free pre-filing check for the name and mark behind an AI-generated character’s live channel, alongside paid document kits and a name-monitoring add-on.