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What is range-session?

svelle/range-session — explained in plain English

Analysis updated 2026-07-18 · repo last pushed 2026-04-13

JavaScriptAudience · generalComplexity · 2/5MaintainedSetup · easy

In one sentence

A web app that turns a golf launch monitor's CSV data into charts, 3D flight paths, and a live dashboard so golfers can analyze their swing patterns.

Mindmap

mindmap
  root((repo))
    What it does
      Upload launch monitor CSV
      Build charts and tables
      3D flight path animation
    Tech stack
      JavaScript
      Bun
      Static HTML
    Use cases
      Analyze golf swing data
      Compare shots by club
      Track spin and consistency
    Audience
      Golfers
      Golf coaches
    Highlights
      No build step
      Sample data included
      GitHub Pages live demo

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Upload a launch monitor CSV export and instantly see charts of ball speed, spin, and carry distance.

USE CASE 2

Filter shots by distance, curve direction, or club to spot patterns in your swing.

USE CASE 3

View a 3D flight path animation reconstructed from carry distance and lateral movement.

USE CASE 4

Compare golf sessions without importing data into Excel or writing spreadsheet formulas.

What is it built with?

JavaScriptBunHTML

How does it compare?

svelle/range-session3rd-eden/ircb.ioa15n/a15n
LanguageJavaScriptJavaScriptJavaScript
Last pushed2026-04-132016-11-162019-04-07
MaintenanceMaintainedDormantDormant
Setup difficultyeasyeasyeasy
Complexity2/52/52/5
Audiencegeneraldevelopergeneral

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

How do you get it running?

Difficulty · easy Time to first run · 5min

Single static HTML file with no backend, can be served with Bun or opened directly in a browser.

Copy-paste prompts

Prompt 1
Show me how to run Range Session locally with Bun and load my own launch monitor CSV file.
Prompt 2
Explain what the distance-vs-spin chart and scatter plot in Range Session tell me about my golf shots.
Prompt 3
How does Range Session guess which club I used from my launch monitor filenames?
Prompt 4
Walk me through using the live GitHub Pages version of Range Session with the built-in sample data.

Frequently asked questions

What is range-session?

A web app that turns a golf launch monitor's CSV data into charts, 3D flight paths, and a live dashboard so golfers can analyze their swing patterns.

What language is range-session written in?

Mainly JavaScript. The stack also includes JavaScript, Bun, HTML.

Is range-session actively maintained?

Maintained — commit in last 6 months (last push 2026-04-13).

How hard is range-session to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is range-session for?

Mainly general.

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