Image sources & licences

Credits and licences below apply to their respective image files. Photographs and diagrams illustrate the guides; historical examples are identified in article captions.

Source records were retrieved on 4 November 2026. Files were converted to WebP without retouching or cropping; the animated order-book example uses its first frame. Share-alike images retain their stated licence. The article text has separate rights.

Traditional client-server diagram.svg

Creator: Avelludo
Source and licence: Original source page · CC BY-SA 4.0
Format changes: converted to lossless WebP; no retouching or cropping.

Deutsche-boerse-parkett-ffm008.jpg

Creator: Dontworry
Source and licence: Original source page · CC BY-SA 3.0
Format changes: converted to WebP at quality 85; no retouching or cropping.

Retrocesos de fibonacci.jpg

Creator: Leomty (uploader attribution)
Source and licence: Original source page · Public domain
Format changes: converted to lossless WebP; no retouching or cropping.

Trading Floor in the Chicago Board of Trade Building.png

Creator: Fixedsun
Source and licence: Original source page · CC0
Format changes: converted to WebP at quality 85; no retouching or cropping.

Hindcasting.jpeg

Creator: Dr Lindsay B Yeates
Source and licence: Original source page · CC BY 4.0
Format changes: converted to lossless WebP; no retouching or cropping.

ThinkPad T14.jpg

Creator: Edvard10
Source and licence: Original source page · CC0
Format changes: converted to WebP at quality 85; no retouching or cropping.

Multi-Monitor Macbook Pro.png

Creator: Paowee
Source and licence: Original source page · CC BY-SA 4.0
Format changes: converted to WebP at quality 85; no retouching or cropping.

Latency vs bandwidth.jpg

Creator: Tgotschi
Source and licence: Original source page · CC BY-SA 4.0
Format changes: converted to lossless WebP; no retouching or cropping.

2021-09-13 appserver latency due to cirrussearch outage.png

Creator: Legoktm
Source and licence: Original source page · CC0
Format changes: converted to lossless WebP; no retouching or cropping.

Moving Average Types comparison - Simple and Exponential.png

Creator: Alex Kofman
Source and licence: Original source page · Public domain
Format changes: converted to lossless WebP; no retouching or cropping.

Candlestick Chart in MetaTrader 5.png

Creator: Enivid
Source and licence: Original source page · CC BY-SA 4.0
Format changes: converted to lossless WebP; no retouching or cropping.

Order book depth chart.gif

Creator: Kjerish
Source and licence: Original source page · CC BY-SA 4.0
Format changes: First frame extracted from the source animation; converted to lossless WebP; no retouching or cropping.

Trading apps on an iPhone screen.jpg

Creator: forextime.com
Source and licence: Original source page · CC BY 2.0
Format changes: converted to WebP at quality 85; no retouching or cropping.

Bitcoin RSI14 Divergence.png

Creator: Bundesstefan
Source and licence: Original source page · CC BY-SA 4.0
Format changes: converted to lossless WebP; no retouching or cropping.

Experience our server racks (8531003630).jpg

Creator: Dell Inc.
Source and licence: Original source page · CC BY 2.0
Format changes: converted to WebP at quality 85; no retouching or cropping.

NOIRLab HQ Server Racks (6V6A0404-CC).jpg

Creator: NOIRLab/NSF/AURA/T. Slovinský
Source and licence: Original source page · CC BY 4.0
Format changes: converted to WebP at quality 85; no retouching or cropping.

2012 Bloomberg Terminal by jm3 - Creative Commons licensed.jpg

Creator: Jm3
Source and licence: Original source page · CC BY-SA 3.0
Format changes: converted to WebP at quality 85; no retouching or cropping.

Ethereum logo 2014.svg

Creator: Ethereum Foundation
Source and licence: Original source page · CC BY 3.0
Format changes: Resized and converted to lossless WebP, preserving transparency; no retouching or cropping. Trademark belongs to its owner; no endorsement is implied.