Companies using YAZ Z39.50/SRU Toolkit (HTTP interface)
As of 14 October 2026, Firmable tracks 13 companies across 13 countries running YAZ Z39.50/SRU Toolkit (HTTP interface). See who they are, and who to call.
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A breakdown of the 13 companies running YAZ Z39.50/SRU Toolkit (HTTP interface).
Top industries
Education and training6
Information technology and services3
Art, sports and recreation2
Construction and building1
Retail trade1
Company size
1–102 (18%)
11–501 (9%)
51–2501 (9%)
251–5001 (9%)
501–1,0001 (9%)
1,001–5,0003 (27%)
5,001–10,0001 (9%)
10,001+1 (9%)
Share of companies with a recorded size, by employees.
No size recorded: 2
Versions detected
6 versions across the confirmed companies. Counts are distinct companies seen running that version.
5.28.02
5.34.22
2.0.261
5.27.11
5.34.01
5.4.21
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Frequently asked questions
About the YAZ Z39.50/SRU Toolkit (HTTP interface) data on this page.
How many companies use YAZ Z39.50/SRU Toolkit (HTTP interface)?
Firmable holds confirmed YAZ Z39.50/SRU Toolkit (HTTP interface) detections for 13 distinct companies, 13 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use YAZ Z39.50/SRU Toolkit (HTTP interface)?
Phenikaa University, Host Europe GmbH and Charles University are among the most prominent in the current set.
What industries use YAZ Z39.50/SRU Toolkit (HTTP interface)?
Education and training, information technology and services and art, sports and recreation lead the set, across 9 industries in total.
What size companies use YAZ Z39.50/SRU Toolkit (HTTP interface)?
Adoption concentrates in the 1,001-5,000 employee band, across the companies whose size is recorded.
Where are YAZ Z39.50/SRU Toolkit (HTTP interface) users based?
Australia, the United States, Canada and Japan account for most detections, across 13 countries.
How current is this data?
13 companies were confirmed in the last 90 days. Last detection 14 October 2026.
