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The Boater's Toolkit

Free Online Tools for Sailors and Mariners

14 free tools · no signup
From the FreeWWW blog The Boater's Toolkit: Free Online Tools for Sailors and Mariners Free tools for boaters, sailors, and mariners Read the full guide
Oceanography Calculator Suite screenshot

Oceanography Calculator Suite

Seawater, Salinity, pH, etc.

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Sunrise / Sunset Calculator screenshot

Sunrise / Sunset Calculator

Track golden hour, blue hour, etc.

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Lightning strike map screenshot

Lightning strike map

Live lightning strike data

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Geolocation finder screenshot

Geolocation finder

Geolocate by IP address

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Timezone Converter screenshot

Timezone Converter

Timezone converter / meeting scheduler

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World Clock screenshot

World Clock

View multiple world clocks at once

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NATO Phonetic Alphabet Tool screenshot

NATO Phonetic Alphabet Tool

Learn / translate Alpha bravo . . .

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Morse Code Translator / Learner screenshot

Morse Code Translator / Learner

Learn / Translate / Play Morse Code

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Flag Semaphore Trainer screenshot

Flag Semaphore Trainer

Learn and master flag semaphore signals.

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Safety and Emergency Tool Suite screenshot

Safety and Emergency Tool Suite

First aid, OSHA, planning, etc.

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Packing List Generator screenshot

Packing List Generator

Generate a packing list for any trip.

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My Journal screenshot

My Journal

Your private space for thoughts, moods, and memories.

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Personal Knowledge Base screenshot

Personal Knowledge Base

Organize your ideas, information, etc.

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Todo List screenshot

Todo List

Todo List creator

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