In a diffeological manner.
It is known that the only finite-dimensional diffeological vector space that admits a diffeologically smooth scalar product is the standard space of appropriate dimension.
Format and beautify Java, Python, JavaScript, JSON, HTML and more; adjust indentation, spacing and line breaks.
Trim, join or split recordings, remove silence or noise, and adjust volume, speed, pitch or channels.
Open and edit CSV or Excel sheets, format tabular text, and convert CSV to Excel or SQL.
Write and preview Markdown, render Mermaid diagrams, and convert Markdown, HTML and tables between formats.
Compare passages, count words and keywords, sort or replace lines, and view DOCX text.
Look up Chinese meanings, synonyms and antonyms, or find IPA pronunciations in multiple languages.
Convert between MP3, WAV, FLAC and more, play audio or raw PCM, and inspect or edit audio metadata.
Inspect, compare and validate JSON; test JSONPath expressions, or convert data to CSV, YAML and XML.
Transcribe audio to text, generate speech from text, or record your voice in the browser.
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Play local or streaming video, record your screen or camera, and use your camera as an online mirror.
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Open ZIP, 7Z, RAR or TAR files, extract selected contents, and create new archives with optional ZIP/7Z passwords.
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