Public API README Quality

Tracking API README quality

Observations: 122
Tracking since: 01 Aug 2026
Last updated: 30 Sep 2026 08:00 UTC

Median README Quality Score

The median quality score of Public API READMEs based on structure and length

30 observations · measured in score

Summary Line Area Heatmap Table

33.11 score

Median README Quality Score

▬ 0.0% vs previous

30 Sep 2026 08:00

Median README Quality Score (score) — summary, last 30 days.

Median README Quality Score (score) — line, last 30 days.

Median README Quality Score (score) — area, last 30 days.

	0						6						12						18
01 Sep
02 Sep
03 Sep
04 Sep
05 Sep
06 Sep
07 Sep
08 Sep
09 Sep
10 Sep
11 Sep
12 Sep
13 Sep
14 Sep
15 Sep
16 Sep
17 Sep
18 Sep
19 Sep
20 Sep
21 Sep
22 Sep
23 Sep
24 Sep
25 Sep
26 Sep
27 Sep
28 Sep
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30 Sep

Darker = higher median readme quality score. Empty cells are hours with no collection.

Median README Quality Score (score) — heatmap, last 30 days.

Median README Quality Score observations
When	Median README Quality Score
30 Sep 2026 08:00	33.11 score
29 Sep 2026 07:45	33.11 score
28 Sep 2026 07:30	33.11 score
27 Sep 2026 07:15	33.11 score
26 Sep 2026 07:00	33.11 score
25 Sep 2026 06:45	33.11 score
24 Sep 2026 06:30	33.11 score
23 Sep 2026 06:15	34.55 score
22 Sep 2026 06:00	34.55 score
21 Sep 2026 05:45	34.55 score
20 Sep 2026 05:30	34.55 score
19 Sep 2026 05:15	34.55 score
18 Sep 2026 05:00	34.55 score
17 Sep 2026 04:45	34.55 score
16 Sep 2026 04:30	34.55 score
15 Sep 2026 04:15	34.55 score
14 Sep 2026 04:00	34.55 score
13 Sep 2026 03:45	34.55 score
12 Sep 2026 03:30	34.55 score
11 Sep 2026 03:15	34.55 score
10 Sep 2026 03:00	34.55 score
09 Sep 2026 02:45	34.55 score
08 Sep 2026 02:30	34.55 score
07 Sep 2026 02:15	34.55 score
06 Sep 2026 02:00	34.55 score
05 Sep 2026 01:45	34.55 score
04 Sep 2026 01:30	34.55 score
03 Sep 2026 01:15	34.55 score
02 Sep 2026 01:00	34.55 score
01 Sep 2026 00:45	34.55 score

Median README Quality Score (score) — table, last 30 days.

README Quality Score Standard Deviation

The standard deviation of quality scores across the sample

30 observations · measured in score

Summary Line Area Distribution Heatmap Table

142.5 score

README Quality Score Standard Deviation

▬ 0.0% vs previous

30 Sep 2026 08:00

README Quality Score Standard Deviation (score) — summary, last 30 days.

README Quality Score Standard Deviation (score) — line, last 30 days.

README Quality Score Standard Deviation (score) — area, last 30 days.

README Quality Score Standard Deviation (score) — distribution, last 30 days.

	0						6						12						18
01 Sep
02 Sep
03 Sep
04 Sep
05 Sep
06 Sep
07 Sep
08 Sep
09 Sep
10 Sep
11 Sep
12 Sep
13 Sep
14 Sep
15 Sep
16 Sep
17 Sep
18 Sep
19 Sep
20 Sep
21 Sep
22 Sep
23 Sep
24 Sep
25 Sep
26 Sep
27 Sep
28 Sep
29 Sep
30 Sep

Darker = higher readme quality score standard deviation. Empty cells are hours with no collection.

README Quality Score Standard Deviation (score) — heatmap, last 30 days.

README Quality Score Standard Deviation observations
When	README Quality Score Standard Deviation
30 Sep 2026 08:00	142.5 score
29 Sep 2026 07:45	142.5 score
28 Sep 2026 07:30	142.1 score
27 Sep 2026 07:15	141.8 score
26 Sep 2026 07:00	140.9 score
25 Sep 2026 06:45	140.7 score
24 Sep 2026 06:30	140.1 score
23 Sep 2026 06:15	139.6 score
22 Sep 2026 06:00	139.6 score
21 Sep 2026 05:45	139.6 score
20 Sep 2026 05:30	137.6 score
19 Sep 2026 05:15	137.6 score
18 Sep 2026 05:00	137 score
17 Sep 2026 04:45	136.5 score
16 Sep 2026 04:30	136.5 score
15 Sep 2026 04:15	136.4 score
14 Sep 2026 04:00	136 score
13 Sep 2026 03:45	135.1 score
12 Sep 2026 03:30	135 score
11 Sep 2026 03:15	135 score
10 Sep 2026 03:00	134.8 score
09 Sep 2026 02:45	134.5 score
08 Sep 2026 02:30	134.4 score
07 Sep 2026 02:15	134.4 score
06 Sep 2026 02:00	134.4 score
05 Sep 2026 01:45	133.8 score
04 Sep 2026 01:30	133.8 score
03 Sep 2026 01:15	133.8 score
02 Sep 2026 01:00	133.3 score
01 Sep 2026 00:45	133.2 score

README Quality Score Standard Deviation (score) — table, last 30 days.

About this data

This page measures the quality of Public API README files. The median README quality score and its standard deviation are calculated to provide insights into the consistency and accuracy of API documentation. The numbers come from a thorough analysis of publicly available API README files, making it a valuable resource for developers and API providers alike. The quality of API documentation is crucial for user adoption and integration, yet its measurement is a challenging task, making this data particularly interesting.

Sources

Every figure on this page was read from these pages.

https://api.github.com/search/repositories

Why this isn't published anywhere else

While there are resources and tools that address API documentation quality, there is no single dedicated website or public dataset that regularly publishes statistics specifically on public API README quality, but some platforms like ReadMe.io and GitHub provide indirect insights and metrics that can be used to analyze README quality.

Uniqueness score 0.90 — assessed against live web search results when this subject was created.

About this data

Sources

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Why this isn't published anywhere else