Grams to Moles, With the Working Shown
A chemistry calculator that converts grams and moles using chemical formulas, molar mass, units, and significant figures.
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131,888 catalogue cards
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GridImpose Keeps Card-PDF Imposition at Full Size
A browser-based tool arranges one- or two-page card PDFs into printable grids without uploading the source file.
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Grill Me: The Decision Interrogator
An iPhone app questions you about one imminent decision, then marks your claims as held, burned, or still open.
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Guess My Mess Turns Bad Drawing Into a Two-Phone Game
A calm two-player drawing game where friends draw under constraints, watch the replay, and solve the result with letter tiles.
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HazmatTable Turns Reporting Limits Into Shipping Decisions
A plain-English lookup tool for hazardous substances, waste codes, and radionuclides, with reporting thresholds and shipping details.
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The Walk-In Digestive Tract
Health Inflatables builds custom walk-through anatomical exhibits for universities, health departments, museums, schools, and public health events.
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Helys, a grant desk for artists
Helys collects grants, fellowships, residencies, commissions, and open calls, then helps artists screen, apply for, and report on them.
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Rafiq, the multilingual café-floor trainer
Rafiq turns a café owner’s spoken know-how and documents into multilingual lessons, quizzes, roleplays, and an on-shift question-answering assistant.
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Historical Archery Tag Has Rules, Measurements, and a Very Firm “STOP!”
A rules and documentation site for team archery matches staged with historical styling, restricted fields, special equipment, and referee control.
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Historyak, the one-person storybook
A handmade printed storybook service that turns a photo and a few sentences about someone into an illustrated, personalized book.
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HonyCars — El WhatsApp de tu concesionaria, contestado
A Spanish-language WhatsApp system for car dealerships that answers after-hours inquiries using the dealership’s own inventory, prices, photos, and operating rules.
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IllyDo, a quieter local-first workspace
A Windows and browser workspace for notes, tasks, drawings, and text files, with local storage and optional encrypted cloud projects.
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见景寻诗: A Photograph, Matched to a Real Classical Poem
A Chinese-language tool that matches an uploaded image with a classical Chinese poem and turns the pairing into a downloadable poster.
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Invoizify Turns a WhatsApp Message into a GST Invoice
A WhatsApp-first invoicing service for Indian freelancers, agencies, and small businesses.
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iSexercise: The PQ for Sexual Fitness
A sexual-fitness training system that assesses five capacities, logs sessions, and scores how vigorously sex is exercised.
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JSONParse — a local-first viewer for huge JSON files
A browser-based developer tool that opens, searches, compares, validates, formats, and generates code from large JSON and NDJSON files.
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Kairos Archive: a searchable history of Sorcery
An open card archive for Sorcery: Contested Realm, with advanced search, set and printing histories, errata, and API documentation.
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Keyhop, the account-switchboard for AI coding tools
An open-source desktop app for switching Claude Code, Cursor, and Codex accounts while tracking limits, usage, budgets, and reset times.
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خديمُ رسولِ الله ﷺ — an indexed Arabic praise-poetry archive
A searchable-looking online diwan devoted to poetry praising the Prophet Muhammad ﷺ and related subjects.
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KhasraInfo Puts Chhattisgarh Plot Boundaries in Google Earth
A private tool for looking up Chhattisgarh land records and generating KML maps of plots in the Bilaspur development-plan area.
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Kickstein, a football intelligence desk with receipts
Kickstein combines live football scores, news, community features, and a model-driven Goal Alert system.
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Kordon Online: See the Border Queue Before You Leave
A Ukrainian border-crossing tracker showing current queues, estimated wait times, maps, forecasts, and driver reviews across five neighboring countries.
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LabCalc: a pocket calculator for the lab bench
A free Japanese toolkit for dilution, antibody preparation, molarity and mass conversion, and centrifuge-force calculations.
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Vết: An Observability Console for Vietnamese AI Agents
Vết is an open-source, self-hosted console that traces an agent from Vietnamese channels such as Zalo through retrieval, tools, model calls, and its final reply.