OpenGL Figure Plotter Generator Online

Axis rangeOpenGL window & gluOrtho2D

Grid step

Snapping

Code style

Polygon

Circle export

Circle segmentspoints used to approximate a circle

Output

click on the grid…

Tip: use samples, upload, copy, download, and send-to actions inside the workspace where available.

What is OpenGL Figure Plotter?

OpenGL Figure Plotter Generator is a free, browser-based tool that helps you produce ready-to-use output in seconds. Draw lines, circles, and polygons on a grid and get the points plus ready-to-run OpenGL C code. It's built for speed and privacy: Everything runs locally in your browser — your data is never uploaded to a server. No sign-up, no installs, and no daily limits.

How to use OpenGL Figure Plotter

1Configure the options to describe what you need.
2The output is generated instantly and updates as you tweak settings.
3Copy the generated result or download it.

Features

Live output that updates with every option
Copy or download the generated result
100% client-side — no upload, fully private
Free with no account, no watermark, and no daily limit
Works on large inputs, limited only by your device's memory
Load a sample, then copy, download, or share your result

Common uses

Quick one-off generator jobs without opening a heavy app
Preparing data before importing it elsewhere
Sharing a reproducible result with a teammate via a link

Used by

Backend developers
Frontend developers
DevOps engineers
Students
Developers
Test-data teams

Examples

Example 1

Example settings

Rows: 5
Fields: id, name, email, created_at
Format: CSV

Example generated result

Five generated records that can be copied, downloaded, or used as test data.

Example 2

Small test case

Generate a short sample with default options

Sample output

A compact result that is easy to paste into docs, tests, or demos.

Example 3

Custom settings

Adjust length, fields, format, or constraints

Customized output

The generated result follows the options you selected.

Example 4

Developer fixture

Create mock values for local testing

Fixture-ready result

Copyable output that can be used in a test file or seed script.

Example 5

Documentation example

Generate a clean, readable example for a README or guide

Documentation-ready result

A small example that explains the expected format clearly.

Common errors

Generated values are used as real data without review.
Options are left at defaults even though the target system expects a specific format.
Random-looking examples include sensitive real values copied from production.
Generated output is not validated before being pasted into code or configuration.

How it works

1Combines your selected options.
2Builds output directly in the browser.
3Lets you copy or download the generated result.

Recommended workflow

1
Prepare the input
Generate a sample or helper artifact, then copy it into the workflow that needs it.
2
Run OpenGL Figure Plotter
Review the preview, copy or download the result, and keep everything local in your browser.
3
Next recommended tool
Color Picker: Pick a color and copy in HEX, RGB, HSL.
Open tool
4
Then continue with
SVG Viewer: Render and inspect SVG markup with a checkerboard preview.
Open tool
5
Then continue with
CSS Grid Generator: Build CSS grid layouts with columns, rows, and gaps.
Open tool

Frequently asked questions

How do I use OpenGL Figure Plotter?: Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Draw lines, circles, and polygons on a grid and get the points plus ready-to-run OpenGL C code.
Is my data uploaded or stored anywhere?: No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.
Is OpenGL Figure Plotter Generator free?: Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.
What's the maximum file size?: There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.
Do I need to install anything?: No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.

What is OpenGL Figure Plotter?

Examples

Example 1

Example settings

Rows: 5
Fields: id, name, email, created_at
Format: CSV

Example generated result

Five generated records that can be copied, downloaded, or used as test data.

Example 2

Small test case

Generate a short sample with default options

Sample output

A compact result that is easy to paste into docs, tests, or demos.

Example 3

Custom settings

Adjust length, fields, format, or constraints

Customized output

The generated result follows the options you selected.

Example 4

Developer fixture

Create mock values for local testing

Fixture-ready result

Copyable output that can be used in a test file or seed script.

Example 5

Documentation example

Generate a clean, readable example for a README or guide

Documentation-ready result

A small example that explains the expected format clearly.

Recommended workflow

Prepare the input

Generate a sample or helper artifact, then copy it into the workflow that needs it.

Run OpenGL Figure Plotter

Review the preview, copy or download the result, and keep everything local in your browser.

Next recommended tool

Color Picker: Pick a color and copy in HEX, RGB, HSL.

Open tool

Then continue with

SVG Viewer: Render and inspect SVG markup with a checkerboard preview.

Open tool

Then continue with

CSS Grid Generator: Build CSS grid layouts with columns, rows, and gaps.

Open tool

Frequently asked questions

How do I use OpenGL Figure Plotter?

Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Draw lines, circles, and polygons on a grid and get the points plus ready-to-run OpenGL C code.

Is my data uploaded or stored anywhere?

No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.

Is OpenGL Figure Plotter Generator free?

Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.

What's the maximum file size?

There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.

Do I need to install anything?

No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.