Amazon MSK VS Apache Kafka
As of 30 October 2026, Apache Kafka is named by 4,727 companies and Amazon MSK by 242; Amazon MSK skews to companies under 200 people (31% vs 46%), Apache Kafka to companies over 1,000 (28% vs 40%).
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: Amazon MSK's script and mail records show on hundreds of thousands of small sites, Apache Kafka rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Amazon MSK: 2–200 employees
- 31%
- Apache Kafka: 2–200 employees
- 46%
- Amazon MSK: 1,000+ employees
- 40%
- Apache Kafka: 1,000+ employees
- 28%
- Postings per company, 90 days
- 2.7 · 4.3
- 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 | Amazon MSK | share | Apache Kafka | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 1 | 0% | 60 | 1% | even |
| 2-10 employees | 10 | 4% | 335 | 7% | Apache Kafka |
| 11-50 employees | 21 | 9% | 749 | 16% | Apache Kafka |
| 51-200 employees | 43 | 18% | 1,099 | 23% | Apache Kafka |
| 201-500 employees | 39 | 16% | 686 | 15% | even |
| 501-1000 employees | 31 | 13% | 484 | 10% | Amazon MSK |
| 1001-5000 employees | 45 | 19% | 693 | 15% | Amazon MSK |
| 5001-10000 employees | 16 | 7% | 184 | 4% | Amazon MSK |
| 10,001+ employees | 36 | 15% | 437 | 9% | Amazon MSK |
| Segment | Amazon MSK | share | Apache Kafka | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 125 | 52% | 2,667 | 56% | Apache Kafka |
| Business & finance services | 52 | 21% | 990 | 21% | even |
| Health care | 20 | 8% | 54 | 1% | Amazon MSK |
| Manufacturing & industry | 8 | 3% | 301 | 6% | Apache Kafka |
| Transport, logistics & rental | 7 | 3% | 75 | 2% | even |
| Utilities & infrastructure | 7 | 3% | 98 | 2% | even |
| Media & content | 5 | 2% | 161 | 3% | even |
| Automotive | 4 | 2% | 46 | 1% | even |
| Public, community & associations | 4 | 2% | 68 | 1% | even |
| Consumer services & leisure | 4 | 2% | 72 | 2% | even |
| Commerce & trade | 3 | 1% | 111 | 2% | even |
| Property & construction | 2 | 1% | – | – | outside top 12 |
| Hospitality & travel | – | – | 40 | 1% | outside top 12 |
| Segment | Amazon MSK | share | Apache Kafka | share | Leans |
|---|---|---|---|---|---|
| United States | 157 | 65% | 2,811 | 59% | Amazon MSK |
| United Kingdom | 21 | 9% | 349 | 7% | even |
| Canada | 10 | 4% | 81 | 2% | Amazon MSK |
| Germany | 5 | 2% | 213 | 5% | Apache Kafka |
| France | 5 | 2% | 147 | 3% | even |
| India | 5 | 2% | 159 | 3% | even |
| Australia | 4 | 2% | 53 | 1% | even |
| Brazil | 3 | 1% | 73 | 2% | even |
| Switzerland | 3 | 1% | 56 | 1% | even |
| Singapore | 3 | 1% | – | – | outside top 12 |
| Bulgaria | 2 | 1% | – | – | outside top 12 |
| China | 2 | 1% | – | – | outside top 12 |
| Netherlands | – | – | 73 | 2% | outside top 12 |
| Poland | – | – | 64 | 1% | outside top 12 |
| Italy | – | – | 58 | 1% | outside top 12 |
| Segment | Amazon MSK | share | Apache Kafka | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 283 | 36% | 15,638 | 57% | Apache Kafka |
| Data & AI | 201 | 26% | 6,524 | 24% | even |
| Healthcare clinical | 118 | 15% | – | – | outside top 12 |
| IT operations & business systems | 69 | 9% | 1,604 | 6% | Amazon MSK |
| Product, program & project management | 9 | 1% | 316 | 1% | even |
| Sales | 7 | 1% | 162 | 1% | even |
| Engineering (non-software) | 4 | 1% | 263 | 1% | even |
| Marketing & communications | 4 | 1% | – | – | outside top 12 |
| Business development & strategy | 3 | 0% | – | – | outside top 12 |
| Customer service & success | 3 | 0% | 69 | 0% | even |
| Social care and community | 3 | 0% | – | – | outside top 12 |
| Finance & accounting | 2 | 0% | 18 | 0% | even |
| Unclassified | – | – | 48 | 0% | outside top 12 |
| Quality, safety & environment | – | – | 39 | 0% | outside top 12 |
| Construction and civil | – | – | 34 | 0% | outside top 12 |
| General management & consulting | – | – | 31 | 0% | outside top 12 |
The companies behind each column
Companies using Amazon MSK →
Companies using Apache Kafka →
message brokers streaming ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Apache Kafka is named by 4,727 companies in job postings and Amazon MSK by 242; 259 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/amazon-msk-vs-apache-kafka)
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.
Amazon MSK vs Apache Kafka: questions
Which is more used, Amazon MSK or Apache Kafka?
By companies naming it in their own job postings, Apache Kafka (4,727) over Amazon MSK (242). By website-and-DNS footprint, Apache Kafka (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Amazon MSK?
31% of Amazon MSK companies have 2 to 200 employees, against 46% for Apache Kafka. 40% of Amazon MSK companies have over 1,000 employees, against 28% for Apache Kafka.
Do companies run both?
259 companies name both in their postings, usually Amazon MSK in marketing and Apache Kafka 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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