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What is subsurface-for-dirk?

torvalds/subsurface-for-dirk — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2024-08-28

★ 458C++Audience · generalComplexity · 2/5StaleSetup · moderate

In one sentence

A free dive-log app that imports data straight from your dive computer and visualizes depth, time, and location, started by Linus Torvalds, though this repo is a legacy fork.

Mindmap

mindmap
  root((repo))
    What it does
      Import dive computer data
      Log depth and time
      Visualize with graphs
      Map dive locations
    Tech stack
      C++
    Use cases
      Recreational dive logs
      Technical dive analysis
      Instructor student tracking
    Audience
      Scuba divers
      Dive instructors

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Plug in your dive computer and automatically import all your dive data instead of typing it manually.

USE CASE 2

Review depth-over-time graphs and maps of where you've dived.

USE CASE 3

Track which gear you used and add personal notes to each dive log entry.

USE CASE 4

Instructors can review students' dive profiles to track their progress.

What is it built with?

C++

How does it compare?

torvalds/subsurface-for-dirkgridex/gridexlucasfrre/bongocat-desktop
Stars458449445
LanguageC++C++C++
Last pushed2024-08-28——
MaintenanceStale——
Setup difficultymoderateeasyeasy
Complexity2/52/51/5
Audiencegeneraldevelopergeneral

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · moderate Time to first run · 30min

This repo is a legacy fork, check the official Subsurface project for active development and the latest version.

Free and open-source software, though the explanation does not state the exact license terms.

Copy-paste prompts

Prompt 1
Show me how to import data from a dive computer into Subsurface and explain what fields get captured.
Prompt 2
Explain how Subsurface visualizes depth-over-time and dive location maps from imported dive logs.
Prompt 3
What's the difference between this legacy Subsurface fork and the actively maintained official project?

Frequently asked questions

What is subsurface-for-dirk?

A free dive-log app that imports data straight from your dive computer and visualizes depth, time, and location, started by Linus Torvalds, though this repo is a legacy fork.

What language is subsurface-for-dirk written in?

Mainly C++. The stack also includes C++.

Is subsurface-for-dirk actively maintained?

Stale — no commits in 1-2 years (last push 2024-08-28).

What license does subsurface-for-dirk use?

Free and open-source software, though the explanation does not state the exact license terms.

How hard is subsurface-for-dirk to set up?

Setup difficulty is rated moderate, with roughly 30min to a first successful run.

Who is subsurface-for-dirk for?

Mainly general.

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