Small tools that stay in your browser.

Paste, tidy, copy, done.

Format, convert, count, and clean up everyday data without sending it away. KoguNavi is a tiny toolbox for quick cleanup tasks, with no account and no fuss.

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No accountLocal-first toolsNo analytics right nowAgent-readable metadata

Agent-ready metadata is available through tools.json and llms.txt.

Local-first

Current tools run in your browser where it matters, so everyday cleanup stays close to you.

Privacy-friendly

No account. No upload for current tools. No analytics right now.

Structured enough

Useful for people, and tidy enough for tools and agents to read.

Pick a tiny tool

Start with a small cleanup job and move on with your day.

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Local-first

JSON Formatter

Format, validate, and beautify JSON locally in your browser.

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Local-first

SQL Formatter

Format SQL queries locally in your browser.

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Local-first

Character / Word Counter

Count characters, words, lines, and UTF-8 bytes for multilingual text.

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Made for humans

Clean messy JSON, decode snippets, format SQL before sharing, inspect URL-encoded text, and check multilingual text length without creating an account.

Readable by agents

The registry keeps examples, limitations, input descriptions, and output descriptions in one predictable place.

Current privacy posture

KoguNavi currently has no accounts, no database, no analytics, no tracking scripts, and no intentional upload of tool input for the public tools. Future server-side tools should be clearly labeled before use.

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