Built around visible limits

Practical AI tool workflows, clearly marked by readiness

Use working browser utilities today or inspect original interface previews for upcoming document, audio, image and video workflows. Every page states what works, what is proposed and what remains unavailable.

Summarize text Format JSON Convert JSON Build cron Writing tools Data utilities

Start without an account · local tools do not upload your input

Text, document, audio, image and video sources joining a visible workflow that produces one finished result — One source-to-result workspace · original MCXAI artwork

22 browser-local tools tested5 interface previews published12 linked categoriesLast reviewed 19 Jul 2026

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Six working tools, six distinct jobs

Each tool shows its source, result, limits and privacy model before you begin. The full directory also separates working tools from provider-pending previews.

01Text SummarizerCreate an extractive summary in your browser, choose the length, and compare every selected sentence with the source.textextractive summary 02JSON Formatter and ExplainerValidate and pretty-print JSON in the browser with precise parse errors and no upload.dataformatted JSON 03JSON to CSVFlatten nested JSON objects, preview the columns, and download CSV without uploading the data.dataCSV 04Cron Expression GeneratorChoose a common schedule, inspect the five cron fields, and copy the expression with a timezone reminder.textfive-field cron expression 05Sequence Diagram GeneratorValidate declared participants and messages locally, preview their order as accessible SVG, flag unmatched returns, and export editable Mermaid source.dataaccessible SVG preview 06Concept Map GeneratorArrange explicitly named ideas and directional phrases into one local relationship graph, with endpoint and connectivity checks plus described SVG and Mermaid exports.dataaccessible SVG concept map

Privacy is part of the interface

Know where your input goes before you press run

The working utilities execute entirely inside the browser. Provider-backed pages are public only as interface previews: they do not upload or process source material, and their run actions remain disabled until private storage, retention, scanning and provider profiles are configured and tested.

Read the processing rules

Recently improved

Foundation release

Metadata, crawl controls, security headers, health checks and local processing now ship with the public experience.

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Learn the methodHow to summarize text without losing its context Paraphrasing preserves detail; summarizing compresses it How to make writing clearer without changing its meaning How to change an email's tone without changing its meaning How to build a strong thesis from the evidence How to check grammar one system at a time How AI content detectors turn text into a score Why AI detector flags can be wrong How to simplify complex writing without flattening it How to build a citation list you can audit How to turn notes into flashcards that test recall How to create a study guide for active practice How to use progressive hints without giving away the math How to check an AI-generated math solution Cornell notes vs outline notes: choose by task, not habit How to turn a lecture into revision notes you can test How to generate practice questions from real learning goals Cron schedules need a timezone, not just an expression How to convert nested JSON into reviewable CSV How to audit duplicate search intent before pages compete How to write unique title tags across a tool site How to build internal links around real tool journeys Programmatic SEO becomes abuse when evidence does not scale How to build a safer text-to-SQL pipeline How to explain a SQL query without guessing the plan How to analyze a CSV from structure to evidence How to turn a spreadsheet task into an Excel formula How to document an API from contract to evidence How to generate test cases from requirements How to write a useful README from verified project facts How to generate a regex from accepted and rejected examples How to cluster keywords around one clear page promise How to write accurate meta descriptions at scale How to build a content brief that can pass review How to create FAQs that resolve real user uncertainty How to write product-led content around a working tool How to design a topic cluster around real user tasks How to create a concept map from a focus question How to create a sequence diagram from verified interactions

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Public context is loading before any interactive tool code.