Technology answer

Epoch

41

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 149 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

No published series

41 companies is under the publication floor of 1,000, and the fixed panel anchored at 31 Dec 2020 carries 12 of them. A monthly line drawn off that many observations would be noise at the same weight as a line off millions, so this page states the count and its date and publishes no series.

First discovered 25 Apr 2020, last discovered 10 Sept 2026.

Both denominators, and a third

Shares of the same 41each row a different wholelanding 12 Sept 2026

Denominator

Companies

Share

companies in the index

54,527,857

<0.01%

companies running anything in JavaScript Libraries

40,118,208

<0.01%

companies running anything in Charting and visualization libraries

1,732,123

<0.01%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Epoch is rank 48 of 58 technologies in Charting and visualization libraries.

Open as a segment

41 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-epoch

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Epoch is an open‑source JavaScript charting library for real‑time and historical charts.

Epoch is a D3‑based charting library released by Fastly for building real‑time and historical visualizations in the browser. Developers embed it directly into web applications.

Kindlibrary

VendorFastly, fastly.com

PathWeb Engineering > JavaScript Libraries > Charting and visualization libraries

Slugepoch

Deploymentself-hosted

Pricingfree

Open sourceyes

First discovered2020-04-25

Last discovered2026-09-10

Taxonomy releasetax-2026.10

One click under this answer

Subcategory answerCharting and visualization librariesCompanies running anything in Charting and visualization libraries, 1,732,123 of 54,527,857 in the index, and the technologies ranked in it.Category answerJavaScript LibrariesThe category above this one, with its subcategories and the companies in each.CatalogueAll 8,177 technologiesRanked by the companies running them, with the publication gate named and the long tail drawn.