ANSI X12 VS YAML
As of 30 October 2026, YAML is named by 775 companies and ANSI X12 by 283; ANSI X12 skews to companies under 200 people (32% vs 35%), YAML to companies over 1,000 (40% vs 42%).
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: ANSI X12's script and mail records show on hundreds of thousands of small sites, YAML rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- ANSI X12: 2–200 employees
- 32%
- YAML: 2–200 employees
- 35%
- ANSI X12: 1,000+ employees
- 42%
- YAML: 1,000+ employees
- 40%
- Postings per company, 90 days
- 2.0 · 2.8
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | ANSI X12 | share | YAML | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 5 | 2% | 11 | 1% | even |
| 2-10 employees | 15 | 5% | 37 | 5% | even |
| 11-50 employees | 26 | 9% | 90 | 12% | YAML |
| 51-200 employees | 50 | 18% | 148 | 19% | even |
| 201-500 employees | 41 | 14% | 105 | 14% | even |
| 501-1000 employees | 27 | 10% | 75 | 10% | even |
| 1001-5000 employees | 59 | 21% | 147 | 19% | even |
| 5001-10000 employees | 15 | 5% | 46 | 6% | even |
| 10,001+ employees | 45 | 16% | 116 | 15% | even |
| Segment | ANSI X12 | share | YAML | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 111 | 39% | 383 | 49% | YAML |
| Business & finance services | 43 | 15% | 185 | 24% | YAML |
| Health care | 40 | 14% | 8 | 1% | ANSI X12 |
| Manufacturing & industry | 37 | 13% | 87 | 11% | even |
| Transport, logistics & rental | 27 | 10% | 11 | 1% | ANSI X12 |
| Commerce & trade | 8 | 3% | 15 | 2% | even |
| Media & content | 5 | 2% | 13 | 2% | even |
| Automotive | 4 | 1% | 8 | 1% | even |
| Public, community & associations | 4 | 1% | 17 | 2% | even |
| Consumer services & leisure | 2 | 1% | 16 | 2% | even |
| Property & construction | 1 | 0% | 10 | 1% | even |
| Utilities & infrastructure | 1 | 0% | 18 | 2% | even |
| Segment | ANSI X12 | share | YAML | share | Leans |
|---|---|---|---|---|---|
| United States | 241 | 85% | 467 | 60% | ANSI X12 |
| Canada | 10 | 4% | 25 | 3% | even |
| Germany | 8 | 3% | 49 | 6% | YAML |
| United Kingdom | 4 | 1% | 70 | 9% | YAML |
| India | 3 | 1% | 13 | 2% | even |
| Netherlands | 3 | 1% | 24 | 3% | YAML |
| Spain | 2 | 1% | 9 | 1% | even |
| Austria | 1 | 0% | 6 | 1% | even |
| Australia | 1 | 0% | 7 | 1% | even |
| Brazil | 1 | 0% | – | – | outside top 12 |
| Colombia | 1 | 0% | – | – | outside top 12 |
| Czechia | 1 | 0% | – | – | outside top 12 |
| France | – | – | 20 | 3% | outside top 12 |
| Poland | – | – | 8 | 1% | outside top 12 |
| Switzerland | – | – | 7 | 1% | outside top 12 |
| Segment | ANSI X12 | share | YAML | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 269 | 35% | 1,329 | 49% | YAML |
| IT operations & business systems | 154 | 20% | 567 | 21% | even |
| Data & AI | 78 | 10% | 214 | 8% | ANSI X12 |
| Product, program & project management | 47 | 6% | 43 | 2% | ANSI X12 |
| Sales | 10 | 1% | 20 | 1% | even |
| Engineering (non-software) | 8 | 1% | 74 | 3% | even |
| Customer service & success | 7 | 1% | 26 | 1% | even |
| General management & consulting | 5 | 1% | 7 | 0% | even |
| Finance & accounting | 4 | 1% | – | – | outside top 12 |
| Business development & strategy | 2 | 0% | – | – | outside top 12 |
| Quality, safety & environment | 2 | 0% | 18 | 1% | even |
| Administration & office | 1 | 0% | 4 | 0% | even |
| Marketing & communications | – | – | 10 | 0% | outside top 12 |
| Arts media and entertainment | – | – | 9 | 0% | outside top 12 |
The companies behind each column
Companies using ANSI X12 →
Companies using YAML →
api specs data formats ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
YAML is named by 775 companies in job postings and ANSI X12 by 283; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/x12-vs-yaml)
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 →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
ANSI X12 vs YAML: questions
Which is more used, ANSI X12 or YAML?
By companies naming it in their own job postings, YAML (775) over ANSI X12 (283). By website-and-DNS footprint, YAML (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses ANSI X12?
32% of ANSI X12 companies have 2 to 200 employees, against 35% for YAML. 42% of ANSI X12 companies have over 1,000 employees, against 40% for YAML.
Do companies run both?
0 companies name both in their postings, usually ANSI X12 in marketing and YAML in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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