Tools · api specs data formats

Companies using Language Server Protocol_

As of 4 November 2026, 55 companies name Language Server Protocol in their own job postings; it leaves no trace on websites or in DNS.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Largest market
–
Companies with 51+ staff
–
Top industry
–
Team that names it most
Software engineering · 27 postings
Hiring on it, last 30 days
47 companies
Most often alongside
Visual Studio Code · 11 companies
55companies show Language Server Protocol, all sources
0on their website or in DNS records
55name it in their own job postings
108postings naming Language Server Protocol, last 90 days
02 — Two ways we see a tool

Where Language Server Protocol shows up

Each population is counted on its own. We never add them up without saying so, because they answer different questions.

Website and DNS footprint0

Companies whose own pages load Language Server Protocol's scripts or embeds, or whose domain's mail and hosting records (SPF, DKIM, MX, CNAME) point at Language Server Protocol. From our crawl of 41.5M company websites and the DNS sweep behind it. Reach: the tool is in the building.

Job postings55

Companies whose own postings say the team works in Language Server Protocol. Read hourly from ~70 applicant tracking systems, with the function, a quote and a date. Intent: the team that runs it is hiring.

Both0

Companies in the footprint whose postings also name Language Server Protocol. The rest of the posting population (55) runs Language Server Protocol without a public trace on the site or in DNS, which is where job data earns its place.

03 — Who uses it

Companies on Language Server Protocol

Companies with 51+ employees and at least medium-confidence evidence in their own postings; job boards and portals left out.

55 companies show Language Server Protocol; 0 of them have over 1,000 employees.

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06 — Job-posting evidence

Who runs Language Server Protocol inside the company

The 55 companies whose postings name Language Server Protocol: by country, size and the function of the role. The second number in the function table is companies.

Postings by function
postings · companies
Software engineering
27 · 16
IT operations & business systems
19 · 15
logistics warehouse and transport
19 · 11
Product, program & project management
11 · 6
Finance & accounting
6 · 4
Data & AI
5 · 4
Business development & strategy
4 · 2
Customer service & success
4 · 4
Sales
4 · 4
Engineering (non-software)
3 · 2
Posting companies by country
companiesshare
United States
2953%
United Kingdom
59%
Germany
35%
France
35%
Japan
24%
AF
12%
Brazil
12%
Canada
12%
Switzerland
12%
Denmark
12%
Spain
12%
India
12%
Posting companies by size
companiesshare
Self-employed
35%
2-10 employees
47%
11-50 employees
59%
51-200 employees
1120%
201-500 employees
47%
501-1000 employees
35%
1001-5000 employees
1324%
5001-10000 employees
12%
10,001+ employees
1120%
Hiring on it right now
postings
Postings, last 30 days
76
Postings, last 90 days
108
All open postings
140

47 companies opened a role that names Language Server Protocol in the last 30 days. A hiring team that names its tools is the moment to write to the person who owns the stack.

07 — Named alongside

What Language Server Protocol teams also ask for

Tools named in the same postings as Language Server Protocol. Office software is left out.

08 — api specs data formats

Language Server Protocol against the rest of its category

Ranked by companies naming each tool in postings. Whole category →

Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

55 companies name Language Server Protocol in their own job postings; it leaves no trace on websites or in DNS, so the posting layer is the whole picture. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/language-server-protocol)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • Website codeScripts, tags and embeds found on the company's own pages in our crawl of 41.5M sites. A tool counts once per company.
  • DNS recordsSPF includes, DKIM selectors, MX and CNAME records of the company's domain that point at Language Server Protocol or another vendor. Swept in cycles; dedicated mail-provider and hosting facets open once coverage passes 80% per country.
  • Job postingsRead hourly from the applicant tracking systems behind company career sites. A tool counts when the employer's own text names it as the team's system; candidate wish-lists and apply boilerplate are excluded. Confidence low, medium or high per company.
  • Sending infrastructureCold-e-mail sending domains are look-alike domains on a provider's infrastructure (DNS records, certificate logs) that redirect to the company. Absence is not evidence: only companies with a found sending domain are counted.
  • CompaniesCountry, size and industry come from the company profile we build from its website; headcount from LinkedIn where known, otherwise estimated. Job boards, portals and aggregators are kept out of lists.
FAQ

Language Server Protocol data: questions

How many companies use Language Server Protocol?

55 as of 4 November 2026: 0 carry Language Server Protocol on their website or in their DNS records and 55 name it in their own job postings; 0 show up in both. We keep the two counts apart because they measure different things.

What does "website or DNS" mean?

Our crawler finds Language Server Protocol's scripts, embeds and tags on the company's own pages, and our DNS sweep reads the domain's mail and hosting records (SPF includes, DKIM selectors, MX, CNAMEs) that point at Language Server Protocol. Either one puts the company in the footprint. The sweep is still running, so this number grows week by week.

Why is the job-posting number so much smaller?

A posting only names a tool when the team that will use it is hiring and chooses to say so. That makes it a smaller but stronger signal: it tells you which team runs Language Server Protocol, with a quote and a date. The footprint tells you reach.

How fresh is this?

Career sites are read hourly, websites are re-crawled on a rolling schedule and DNS is re-swept in cycles. The date at the top is when these counts were computed.

Can I get the list?

Yes. The first 20 are on this page; the full 55 with verified e-mails and a weekly feed of new Language Server Protocol users is in the product. Counting is free.

Companies and people

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Every company on Language Server Protocol,
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