Last updated: August 2026
Global rank: Worldwide · 2026-08
#29,792
AI visibility: Grade A+
97
SEO health: Latest audit
94
Visits
4.9K
per month, estimated
Keywords
664
ranking in Google
Organic share
100%
4.9K organic visits
LLMS.txt
Published
138 lines AI engines can read
You're seeing the free preview of reactos.org
reactos.org Web Traffic Statistics
Key findings
- ReactOS (Operating Systems) is ranked #29,792 worldwide in our August 2026 domain ranking, inside the top 100,000, down 309 places from #29,483 in July 2026.
- It is estimated to receive about 4,864 visits a month from search, 100% of it organic, across 664 ranking keywords.
- Its AI visibility score is 97 out of 100 (grade A+), with a published llms.txt of 138 lines.
- Its last technical audit scored 94/100, with "Add Alt Text to Images" the highest-priority fix.
| Month | Rank | Move |
|---|---|---|
| August 2026 | #29,792 | ▼ 309 |
| July 2026 | #29,483 | ▲ 1,275 |
| June 2026 | #30,758 | — |
| May 2026 | #30,758 | ▼ 1,573 |
| April 2026 | #29,185 | ▲ 563 |
| March 2026 | #29,748 | ▲ 732 |
| February 2026 | #30,480 | — |
What this company does
ReactOS is an ongoing effort to create a fully functional operating system that behaves just like Windows but is built from the ground up using open source methods. The project focuses on binary compatibility, meaning existing Windows programs and even some drivers can run without changes. It's not based on Linux or any other existing kernel; instead, the team writes their own components to match Windows APIs as clos…
Our read on the site
The overall SEO health of reactos.org is strong, with a perfect SEO score of 100/100 and a high performance score of 96/100. However, there are opportunities for improvement in accessibility and content coverage that could enhance user experience and search visibility.
reactos.org Traffic and Visitor Engagement
Search engines send reactos.org an estimated 4,864 visits a month. Effectively all of it is organic — about 4,864 visits from unpaid results. Spread across 664 ranking keywords, that averages roughly 7.3 organic visits per keyword.
Monthly visits
4.9K
Latest estimate
Change
No monthly history yet
It starts building from the first scan
Organic visits
4.9K
100% of all traffic
Paid visits
0
No paid search detected
Organic vs paid
100%
0%
We don't hold a month-by-month history for this domain yet.
The traffic dashboard builds one from the first scan onwards.
reactos.org AI Visibility
reactos.org scores 97 out of 100 on our AI visibility scale, grade A+. It takes full marks for LLMS.txt, SEO health, Crawlability and Structured data. The biggest gap is Company profile, at 22 of 25 points (7/8 core fields), worth 3 points if closed.
Grade A+
Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.
Present
7/8 core fields
100/100
robots ✓ · sitemap ✓
Detected
Fix these first
- → Complete your company profile so AI answers about you stay accurate.
reactos.org LLMS.txt
The llms.txt on reactos.org runs to 138 lines (6,051 characters) across 12 sections, last generated in March 2026. It introduces the site as "ReactOS Official Website". It tells AI engines the business works in Operating Systems, Open Source Software and Technology. It describes 3 products, with prices such as ReactOS Operating System at Free, ReactOS Development Tools at Free and ReactOS Community Support at Free. Services it lists include ReactOS Installation Guidance and ReactOS Compatibility Consulting. The audience it names is Developers, Tech Enthusiasts, Students, Cost-Conscious Users, aged 18-45 (Global). Technologies it mentions include C++, Assembly, Custom Kernel and Open Source Libraries. The keywords it claims start with "ReactOS", "free operating system", "open source software" and "Windows alternative".
Status
Published
AI engines can read it
Lines
138
In the file
Size
6.1K
Characters
Sections
12
Updated Mar 21, 2026
What the file says
# ReactOS Official Website ## About ReactOS is an innovative open-source operating system designed to be compatible with Windows applications and drivers. It serves developers, tech enthusiasts, and users seeking a free alternative to proprietary systems. By providing a familiar environment, ReactOS empowers users to leverage existing Windows software without the associated costs. Its commitment to open-source principles fosters community collaboration and continuous improvement. **Areas of Work:** Operating Systems, Open Source Software, Technology ## Things to Remember - **Website:** https://reactos.org - **Address:** Not Available, Not Available, Not Available - **Contact:** [email protected] - **Phone:** Not Available - **Hours:** Not Specified - **Timezone:** UTC - **Currency:** USD - **Company Type:** Private - **Employees:** 50 employees - **Revenue:** Not Disclosed - **Hiring Status:** Yes, actively hiring ## Products - **ReactOS Operating System** (Free): A free, open-source operating system compatible with Windows applications and drivers, offering a cost-effective alternative to proprietary systems. - **ReactOS Development Tools** (Free): Tools and resources for developers to contribute to the ReactOS project, including SDKs and documentation for building compatible applications. - **ReactOS Community Support** (Free): Access to forums, wikis, and community-driven
Sections in the file
Areas of work
Keywords it claims
Technologies
Products it tells AI about
- ReactOS Operating SystemFree
- ReactOS Development ToolsFree
- ReactOS Community SupportFree
Services it tells AI about
- ReactOS Installation GuidanceFree
- ReactOS Compatibility ConsultingContact for quote
Competitors it names
Audience it targets
Developers, Tech Enthusiasts, Students, Cost-Conscious Users · 18-45 · Global
Company type
Private · actively hiring
reactos.org Organic Keywords
Google lists reactos.org for about 664 keywords, which together bring an estimated 4,864 organic visits a month.
Ranking keywords
664
Found in Google for this domain
Visits they bring
4.9K
Estimated organic visits a month
Top ranking keywords
No ranked-keyword data cached for this domain yet.
Ranked Keywords pulls the full list on its first run.
What it ranks for
reactos.org SEO Audit
The latest technical audit of reactos.org scored 94 out of 100 overall. Accessibility is its weakest area at 79, while SEO scores highest at 100. The audit makes 12 recommendations in all, and 3 of the 4 listed first are rated high priority or critical.
Overall
Excellent
SEO
Excellent
Performance
Excellent
Accessibility
Fix these first
- CriticalAdd Alt Text to Images
- HighImplement llms.txt
- HighOptimize Meta Description Length
- MediumEnhance Accessibility Score
8 more recommendations, with the exact changes and the pages they apply to, are in the full report.
reactos.org Competitors and Alternatives
ReactOS's company profile names ubuntu.com, fedora.com and mint.com as competitors. Its own llms.txt adds winehq.org, linuxmint.com and zorin.com. Outside its market, the domains ranked closest to it in our worldwide ranking are eventim.com, scienceblog.com, inauth.com and nikecloud.com.
reactos.org Company Profile
ReactOS is an ongoing effort to create a fully functional operating system that behaves just like Windows but is built from the ground up using open source methods. The project focuses on binary compatibility, meaning existing Windows programs and even some drivers can run without changes. It's not based on Linux or any other existing kernel; instead, the team writes their own components to match Windows APIs as clos…
ReactOS was founded in 1996, about 30 years ago. Its workforce is listed as between 1 and 50 employees. Its profile files it under Operating Systems, with further tags for Open Source Software, Technology and Software Development. Products on record for it: ReactOS Operating System and ReactOS Development Tools. Total funding on record is Bootstrapped. Its tagline reads: "ReactOS is a free, opensource reimplementation of windows".
- Sector
- Operating Systems
- Headquarters
- Not Available, Not Available
- Founded
- 1996
- Employees
- 1-50
- Revenue
- Not Disclosed
- Funding
- Bootstrapped
- Products
- ReactOS Operating System, ReactOS Development Tools
reactos.org Traffic by Country
Which markets this brand actually serves, and where the web links to it from.
Top customer markets
AI estimate · live webWe only measure visitor geography for domains whose analytics are connected to us. For everyone else this is read live from the web and shown as an estimate — never mixed in with the measured numbers.
No market breakdown available for this brand.
Where its backlinks come from
Measured. The country each linking site is hosted in — a real signal of which regions know this brand.
No backlink sample for this domain yet.
Backlink Analytics collects one on its first run.
reactos.org Backlink Analytics
Who vouches for this domain. Strong, varied links are still the clearest signal of authority — to search engines and to AI engines that cite sources.
We haven't run a backlink crawl for reactos.org yet, so there are no link counts to show. Backlink Analytics builds the profile on its first run and it appears here after that.
—
links on file
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