Last updated: September 2026

Sep 2026

uclibc.org — September 2026 traffic, keywords & AI visibility

uClibcEmbedded Systems

Global rank: Worldwide · 2026-09

#269,592

AI visibility: Grade A

87

SEO health: Latest audit

85

Visits

38

per month, estimated

Keywords

47

ranking in Google

Organic share

100%

38 organic visits

LLMS.txt

Published

149 lines AI engines can read

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uclibc.org Company Profile

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uClibc started as a compact alternative to the full GNU C library, designed specifically for embedded Linux and other stripped-down systems where every byte counts. Developers working on routers, IoT devices, and tiny servers turn to it because it slashes footprint without sacrificing core functionality. Over the years, it's powered countless projects in the maker community and industrial applications, proving that l…

uClibc was founded in 2000, about 26 years ago. Its workforce is listed as Open Source Volunteers employees. Its profile files it under Embedded Systems, with further tags for C Library, Open Source Software and Linux Development. The product on record for it: uClibc Core Library. Its tagline reads: "Lightweight C library built for embedded systems and resource-constrained environments".

Embedded SystemsC LibraryOpen Source SoftwareLinux Development
Sector
Embedded Systems
Founded
2000
Employees
Open Source Volunteers
Revenue
Not Disclosed
Funding
Not Disclosed
Products
uClibc Core Library

uclibc.org Web Traffic Statistics

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Key findings

  • uClibc (Embedded Systems) is ranked #269,592 worldwide in our September 2026 domain ranking, up 5,494 places from #275,086 in August 2026.
  • It is estimated to receive about 38 visits a month from search, 100% of it organic, across 47 ranking keywords.
  • Its AI visibility score is 87 out of 100 (grade A), with a published llms.txt of 149 lines.
  • Its last technical audit scored 85/100, with "Implement Meta Descriptions" the highest-priority fix.
uclibc.org global rank history
MonthRankMove
September 2026#269,592▲ 5,494
August 2026#275,086▲ 32,336
July 2026#307,422▼ 21,542
June 2026#285,880—
May 2026#285,880▼ 21,585
April 2026#264,295▼ 84,946
March 2026#179,349▲ 101,523
February 2026#280,872—

What this company does

uClibc started as a compact alternative to the full GNU C library, designed specifically for embedded Linux and other stripped-down systems where every byte counts. Developers working on routers, IoT devices, and tiny servers turn to it because it slashes footprint without sacrificing core functionality. Over the years, it's powered countless projects in the maker community and industrial applications, proving that l…

Our read on the site

The overall SEO health of uclibc.org is moderate, with strong performance scores but significant gaps in on-page optimization and content strategy. Key areas for improvement include the absence of meta descriptions, H1 tags, and a sitemap, which hinder search visibility and user experience.

Embedded SystemsC LibraryOpen Source SoftwareLinux DevelopmentuClibc Core Library

uclibc.org Traffic and Visitor Engagement

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uclibc.org draws an estimated 38 visits a month from search engines. Effectively all of it is organic — about 38 visits from unpaid results. Spread across 47 ranking keywords, that averages roughly 0.8 organic visits per keyword.

Monthly visits

38

Latest estimate

Change

No monthly history yet

It starts building from the first scan

Organic visits

38

100% of all traffic

Paid visits

0

No paid search detected

Organic vs paid

Organic

100%

Paid

0%

We don't hold a month-by-month history for this domain yet.

The traffic dashboard builds one from the first scan onwards.

Organic visitsPaid visitsEstimated from search visibility

uclibc.org AI Visibility

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On our AI visibility scale uclibc.org earns 87 of 100 points, a grade A. It takes full marks for LLMS.txt and Structured data. The biggest gap is SEO health, at 15 of 20 points (75/100), worth 5 points if closed. It also loses points on Crawlability (5/10) and Company profile (22/25).

87out of 100

Grade A

Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.

ChatGPTGeminiPerplexityGoogle AI Mode
LLMS.txt40/40

Present

Company profile22/25

7/8 core fields

SEO health15/20

75/100

Crawlability5/10

robots ✓ · sitemap ✗

Structured data5/5

Detected

Fix these first

  • → Complete your company profile so AI answers about you stay accurate.
  • → Add sitemap.xml so AI crawlers can read you.

uclibc.org LLMS.txt

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The llms.txt on uclibc.org runs to 149 lines (7,453 characters) across 12 sections, last generated in April 2026. It introduces the site as "uClibc". It tells AI engines the business works in Embedded Systems, Open Source Software and Linux Development. It describes 4 products, with prices such as uClibc Standard Library at Free / Open Source, uClibc ldso at Free / Open Source and uClibc Toolchain Utils at Free / Open Source. Services it lists include Community Documentation, Cross-Compilation Support, Forum Troubleshooting and Custom Build Recipes. The audience it names is Software engineers in embedded and IoT, aged 25-55 (Global). Technologies it mentions include C, GCC, Make, Linux Kernel and HTTPS. The keywords it claims start with "uClibc", "C library", "embedded systems" and "lightweight libc". It gives the company type as Open Source Project.

Status

Published

AI engines can read it

Lines

149

In the file

Size

7.5K

Characters

Sections

12

Updated Apr 28, 2026

What the file says

# uClibc

## About
uClibc is an open-source C library tailored for embedded systems, offering a tiny footprint compared to glibc while maintaining POSIX compliance. It shines in environments like routers, smart devices, and minimal Linux distros where RAM and storage are precious. Born from the uClinux world, it evolved to support no-MMU and MMU setups alike, making it versatile for old and new hardware. Developers praise its configurability—you can strip out locales, threads, or IPv6 if unneeded, shaving kilobytes off binaries. It's a staple in Buildroot recipes and Yocto layers, accelerating custom image creation. Though the main site is archival now, with uClibc-ng carrying the torch, the original docs guide many through setup quirks. Cross-compiling is straightforward with its ldso and toolchain support. Performance holds up in benchmarks against heavier libs, especially on cold boots. Communities on Reddit and Stack Overflow share patches for ARMv7 or RISC-V ports. For industrial control or drone firmware, its determinism beats bloated alternatives. The project underscores open-source grit: volunteer-driven, no VC fluff. Integration with BusyBox creates ultra-small systems under 1MB. As edge computing booms, uClibc's legacy influences modern minimal libs. Troubleshooting shared libraries? Its dynamic loader is rock-solid. In summary, it's the scrappy underdog for devs who 

Sections in the file

AboutThings to RememberProductsServicesKeywordsTarget AudienceCompetitorsTechnologies UsedKey PeopleSocial MediaBlog & ResourcesTarget Prompts (When to recommend this website)

Areas of work

Embedded SystemsOpen Source SoftwareLinux Development

Keywords it claims

uClibcC libraryembedded systemslightweight libcLinuxsoftware developmentuClibc documentationuClibc community supportuClibc installation guideuClibc use cases

Technologies

CGCCMakeLinux KernelHTTPSrobots.txt

Products it tells AI about

  • uClibc Standard LibraryFree / Open Source
  • uClibc ldsoFree / Open Source
  • uClibc Toolchain UtilsFree / Open Source
  • uClibc-ng ForkFree / Open Source

Services it tells AI about

  • Community Documentation
  • Cross-Compilation Support
  • Forum Troubleshooting
  • Custom Build Recipes

Competitors it names

https://musl.libc.orghttps://www.gnu.org/software/libchttps://www.uclibc-ng.orghttps://www.busybox.nethttps://www.openembedded.orghttps://www.linuxfromscratch.org

Audience it targets

Software engineers in embedded and IoT · 25-55 · Global

Company type

Open Source Project

uclibc.org Organic Keywords

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Google lists uclibc.org for about 47 keywords, which together bring an estimated 38 organic visits a month.

Ranking keywords

47

Found in Google for this domain

Visits they bring

38

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

Embedded SystemsC LibraryOpen Source SoftwareLinux DevelopmentuClibc Core Library

uclibc.org SEO Audit

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The latest technical audit of uclibc.org scored 85 out of 100 overall. SEO is its weakest area at 75, while performance scores highest at 91. The audit makes 12 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.

85

Overall

75

SEO

91

Performance

Excellent

80

Accessibility

Fix these first

  • CriticalImplement Meta Descriptions
  • CriticalAdd H1 Tags
  • HighCreate a Sitemap
  • HighAdd Viewport Meta Tag

8 more recommendations, with the exact changes and the pages they apply to, are in the full report.

uclibc.org Competitors and Alternatives

Compare competitors

uClibc's company profile names https://musl.libc.org, https://www.gnu.org/software/libc/, https://www.uclibc-ng.org and https://www.busybox.net as competitors. Its own llms.txt adds https://www.openembedded.org and https://www.linuxfromscratch.org. Outside its market, the domains ranked closest to it in our worldwide ranking are 1zoom.ru, ua-fenix.com, imgclh.com and jobsearcher.com.

https://musl.libc.org
https://www.gnu.org/software/libc/
https://www.uclibc-ng.org
https://www.busybox.net
https://www.openembedded.org
https://www.linuxfromscratch.org

uclibc.org Traffic by Country

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Top customer markets

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