anthropics/html-effectiveness
File Churn
File change frequency (churn) shows the distribution of file updates (days with at least one commit).
Overview
File Change Frequency Overall
  • There are 20 files with 10,023 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 0 files changed 21-50 times (0 lines of code)
    • 0 files changed 6-20 times (0 lines of code)
    • 20 files changed 1-5 times (10,023 lines of code)
0% | 0% | 0% | 0% | 100%
Legend:
101+
51-100
21-50
6-20
1-5

explore: grouped by folders | grouped by update frequency | data
Contributors Count Frequency Overall
  • There are 20 files with 10,023 lines of code.
    • 0 files changed by more than 25 contributors (0 lines of code)
    • 0 files changed by 11-25 contributors (0 lines of code)
    • 0 files changed by 6-10 contributors (0 lines of code)
    • 0 files changed by 2-5 contributors (0 lines of code)
    • 20 files changed by 1 contributor (10,023 lines of code)
0% | 0% | 0% | 0% | 100%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
html, md, txt
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
html0% | 0% | 0% | 0% | 100%
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
ROOT0% | 0% | 0% | 0% | 100%
Most Frequently Changed Files (Top 21)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsline
churn		first
contributor		latest
contributor
354 - 2026-04-20 2026-05-14 3 1 +387 / -6 thariq@anthropic.com thariq@anthropic.com
362 - 2026-04-20 2026-05-14 3 1 +403 / -8 thariq@anthropic.com thariq@anthropic.com
377 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
383 - 2026-04-20 2026-05-14 3 1 +9 / -9 thariq@anthropic.com thariq@anthropic.com
393 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
432 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
440 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
461 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
485 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
510 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
531 - 2026-05-08 2026-05-14 3 1 +579 / -6 thariq@anthropic.com thariq@anthropic.com
538 - 2026-05-08 2026-05-14 3 1 +599 / -4 thariq@anthropic.com thariq@anthropic.com
559 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
586 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
591 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
613 - 2026-05-08 2026-05-14 3 1 +667 / -4 thariq@anthropic.com thariq@anthropic.com
628 - 2026-05-08 2026-05-14 3 1 +704 / -2 thariq@anthropic.com thariq@anthropic.com
656 - 2026-05-08 2026-05-14 3 1 +736 / -14 thariq@anthropic.com thariq@anthropic.com
index.html
in root
 786 - 2026-04-20 2026-05-08 2 1 +783 / -154 thariq@anthropic.com thariq@anthropic.com
338 - 2026-04-20 2026-04-20 1 1 +368 / -0 thariq@anthropic.com thariq@anthropic.com
553 -
Files With Most Churn (Top 21)
Based on the number of lines added and deleted across all commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsline
churn		first
contributor		latest
contributor
index.html
in root
 786 - 2026-04-20 2026-05-08 2 1 +783 / -154 thariq@anthropic.com thariq@anthropic.com
656 - 2026-05-08 2026-05-14 3 1 +736 / -14 thariq@anthropic.com thariq@anthropic.com
628 - 2026-05-08 2026-05-14 3 1 +704 / -2 thariq@anthropic.com thariq@anthropic.com
613 - 2026-05-08 2026-05-14 3 1 +667 / -4 thariq@anthropic.com thariq@anthropic.com
538 - 2026-05-08 2026-05-14 3 1 +599 / -4 thariq@anthropic.com thariq@anthropic.com
531 - 2026-05-08 2026-05-14 3 1 +579 / -6 thariq@anthropic.com thariq@anthropic.com
362 - 2026-04-20 2026-05-14 3 1 +403 / -8 thariq@anthropic.com thariq@anthropic.com
354 - 2026-04-20 2026-05-14 3 1 +387 / -6 thariq@anthropic.com thariq@anthropic.com
338 - 2026-04-20 2026-04-20 1 1 +368 / -0 thariq@anthropic.com thariq@anthropic.com
393 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
440 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
383 - 2026-04-20 2026-05-14 3 1 +9 / -9 thariq@anthropic.com thariq@anthropic.com
377 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
432 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
461 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
485 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
559 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
586 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
510 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
591 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
553 -
Files With Most Contributors (Top 21)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsline
churn		first
contributor		latest
contributor
377 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
362 - 2026-04-20 2026-05-14 3 1 +403 / -8 thariq@anthropic.com thariq@anthropic.com
586 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
531 - 2026-05-08 2026-05-14 3 1 +579 / -6 thariq@anthropic.com thariq@anthropic.com
393 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
538 - 2026-05-08 2026-05-14 3 1 +599 / -4 thariq@anthropic.com thariq@anthropic.com
440 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
432 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
656 - 2026-05-08 2026-05-14 3 1 +736 / -14 thariq@anthropic.com thariq@anthropic.com
383 - 2026-04-20 2026-05-14 3 1 +9 / -9 thariq@anthropic.com thariq@anthropic.com
354 - 2026-04-20 2026-05-14 3 1 +387 / -6 thariq@anthropic.com thariq@anthropic.com
510 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
485 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
461 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
559 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
591 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
628 - 2026-05-08 2026-05-14 3 1 +704 / -2 thariq@anthropic.com thariq@anthropic.com
613 - 2026-05-08 2026-05-14 3 1 +667 / -4 thariq@anthropic.com thariq@anthropic.com
index.html
in root
 786 - 2026-04-20 2026-05-08 2 1 +783 / -154 thariq@anthropic.com thariq@anthropic.com
338 - 2026-04-20 2026-04-20 1 1 +368 / -0 thariq@anthropic.com thariq@anthropic.com
553 -
Files With Least Contributors (Top 21)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsline
churn		first
contributor		latest
contributor
553 -
index.html
in root
 786 - 2026-04-20 2026-05-08 2 1 +783 / -154 thariq@anthropic.com thariq@anthropic.com
656 - 2026-05-08 2026-05-14 3 1 +736 / -14 thariq@anthropic.com thariq@anthropic.com
628 - 2026-05-08 2026-05-14 3 1 +704 / -2 thariq@anthropic.com thariq@anthropic.com
613 - 2026-05-08 2026-05-14 3 1 +667 / -4 thariq@anthropic.com thariq@anthropic.com
591 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
586 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
559 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
538 - 2026-05-08 2026-05-14 3 1 +599 / -4 thariq@anthropic.com thariq@anthropic.com
531 - 2026-05-08 2026-05-14 3 1 +579 / -6 thariq@anthropic.com thariq@anthropic.com
510 - 2026-04-20 2026-05-14 3 1 +3 / -3 thariq@anthropic.com thariq@anthropic.com
485 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
461 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
440 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
432 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
393 - 2026-04-20 2026-05-14 3 1 +12 / -12 thariq@anthropic.com thariq@anthropic.com
383 - 2026-04-20 2026-05-14 3 1 +9 / -9 thariq@anthropic.com thariq@anthropic.com
377 - 2026-04-20 2026-05-14 3 1 +6 / -6 thariq@anthropic.com thariq@anthropic.com
362 - 2026-04-20 2026-05-14 3 1 +403 / -8 thariq@anthropic.com thariq@anthropic.com
354 - 2026-04-20 2026-05-14 3 1 +387 / -6 thariq@anthropic.com thariq@anthropic.com
338 - 2026-04-20 2026-04-20 1 1 +368 / -0 thariq@anthropic.com thariq@anthropic.com
Correlations

File Size vs. Number of Changes: 20 points

01-exploration-code-approaches.html x: 383 lines of code y: 3 # changes 02-exploration-visual-designs.html x: 461 lines of code y: 3 # changes 03-code-review-pr.html x: 591 lines of code y: 3 # changes 04-code-understanding.html x: 440 lines of code y: 3 # changes 05-design-system.html x: 586 lines of code y: 3 # changes 06-component-variants.html x: 559 lines of code y: 3 # changes 07-prototype-animation.html x: 432 lines of code y: 3 # changes 08-prototype-interaction.html x: 377 lines of code y: 3 # changes 09-slide-deck.html x: 510 lines of code y: 3 # changes 10-svg-illustrations.html x: 393 lines of code y: 3 # changes 11-status-report.html x: 485 lines of code y: 3 # changes 13-flowchart-diagram.html x: 362 lines of code y: 3 # changes 14-research-feature-explainer.html x: 354 lines of code y: 3 # changes 16-implementation-plan.html x: 628 lines of code y: 3 # changes 17-pr-writeup.html x: 538 lines of code y: 3 # changes 18-editor-triage-board.html x: 531 lines of code y: 3 # changes 19-editor-feature-flags.html x: 613 lines of code y: 3 # changes 20-editor-prompt-tuner.html x: 656 lines of code y: 3 # changes index.html x: 786 lines of code y: 2 # changes 15-research-concept-explainer.html x: 338 lines of code y: 1 # changes
3.0
# changes
  min: 1.0
  average: 2.85
  25th percentile: 3.0
  median: 3.0
  75th percentile: 3.0
  max: 3.0
0 786.0
lines of code
min: 338.0 | average: 501.15 | 25th percentile: 385.5 | median: 497.5 | 75th percentile: 589.75 | max: 786.0

Number of Contributors vs. Number of Changes: 20 points

01-exploration-code-approaches.html x: 1 # contributors y: 3 # changes index.html x: 1 # contributors y: 2 # changes 15-research-concept-explainer.html x: 1 # contributors y: 1 # changes
3.0
# changes
  min: 1.0
  average: 2.85
  25th percentile: 3.0
  median: 3.0
  75th percentile: 3.0
  max: 3.0
0 1.0
# contributors
min: 1.0 | average: 1.0 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 1.0 | max: 1.0

Number of Contributors vs. File Size: 20 points

01-exploration-code-approaches.html x: 1 # contributors y: 383 lines of code 02-exploration-visual-designs.html x: 1 # contributors y: 461 lines of code 03-code-review-pr.html x: 1 # contributors y: 591 lines of code 04-code-understanding.html x: 1 # contributors y: 440 lines of code 05-design-system.html x: 1 # contributors y: 586 lines of code 06-component-variants.html x: 1 # contributors y: 559 lines of code 07-prototype-animation.html x: 1 # contributors y: 432 lines of code 08-prototype-interaction.html x: 1 # contributors y: 377 lines of code 09-slide-deck.html x: 1 # contributors y: 510 lines of code 10-svg-illustrations.html x: 1 # contributors y: 393 lines of code 11-status-report.html x: 1 # contributors y: 485 lines of code 13-flowchart-diagram.html x: 1 # contributors y: 362 lines of code 14-research-feature-explainer.html x: 1 # contributors y: 354 lines of code 16-implementation-plan.html x: 1 # contributors y: 628 lines of code 17-pr-writeup.html x: 1 # contributors y: 538 lines of code 18-editor-triage-board.html x: 1 # contributors y: 531 lines of code 19-editor-feature-flags.html x: 1 # contributors y: 613 lines of code 20-editor-prompt-tuner.html x: 1 # contributors y: 656 lines of code index.html x: 1 # contributors y: 786 lines of code 15-research-concept-explainer.html x: 1 # contributors y: 338 lines of code
786.0
lines of code
  min: 338.0
  average: 501.15
  25th percentile: 385.5
  median: 497.5
  75th percentile: 589.75
  max: 786.0
0 1.0
# contributors
min: 1.0 | average: 1.0 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 1.0 | max: 1.0

Number of Changes vs. Line Churn: 25 points

CODE_OF_CONDUCT.md x: 1 # changes y: 98 line churn CONTRIBUTING.md x: 1 # changes y: 70 line churn LICENSE x: 1 # changes y: 42 line churn README.md x: 1 # changes y: 86 line churn 01-exploration-code-approaches.html x: 3 # changes y: 18 line churn 02-exploration-visual-designs.html x: 3 # changes y: 12 line churn 03-code-review-pr.html x: 3 # changes y: 6 line churn 04-code-understanding.html x: 3 # changes y: 24 line churn 13-flowchart-diagram.html x: 3 # changes y: 411 line churn 14-research-feature-explainer.html x: 3 # changes y: 393 line churn 16-implementation-plan.html x: 3 # changes y: 706 line churn 17-pr-writeup.html x: 3 # changes y: 603 line churn 18-editor-triage-board.html x: 3 # changes y: 585 line churn 19-editor-feature-flags.html x: 3 # changes y: 671 line churn 20-editor-prompt-tuner.html x: 3 # changes y: 750 line churn index.html x: 2 # changes y: 937 line churn 15-research-concept-explainer.html x: 1 # changes y: 368 line churn
937.0
line churn
  min: 6.0
  average: 236.56
  25th percentile: 12.0
  median: 44.0
  75th percentile: 498.0
  max: 937.0
0 3.0
# changes
min: 1.0 | average: 2.48 | 25th percentile: 1.5 | median: 3.0 | 75th percentile: 3.0 | max: 3.0

Number of Contributors vs. Line Churn: 20 points

01-exploration-code-approaches.html x: 1 # contributors y: 18 line churn 02-exploration-visual-designs.html x: 1 # contributors y: 12 line churn 03-code-review-pr.html x: 1 # contributors y: 6 line churn 04-code-understanding.html x: 1 # contributors y: 24 line churn 13-flowchart-diagram.html x: 1 # contributors y: 411 line churn 14-research-feature-explainer.html x: 1 # contributors y: 393 line churn 16-implementation-plan.html x: 1 # contributors y: 706 line churn 17-pr-writeup.html x: 1 # contributors y: 603 line churn 18-editor-triage-board.html x: 1 # contributors y: 585 line churn 19-editor-feature-flags.html x: 1 # contributors y: 671 line churn 20-editor-prompt-tuner.html x: 1 # contributors y: 750 line churn index.html x: 1 # contributors y: 937 line churn 15-research-concept-explainer.html x: 1 # contributors y: 368 line churn
937.0
line churn
  min: 6.0
  average: 278.7
  25th percentile: 12.0
  median: 24.0
  75th percentile: 598.5
  max: 937.0
0 1.0
# contributors
min: 1.0 | average: 1.0 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 1.0 | max: 1.0

File Size vs. Line Churn: 20 points

01-exploration-code-approaches.html x: 383 lines of code y: 18 line churn 02-exploration-visual-designs.html x: 461 lines of code y: 12 line churn 03-code-review-pr.html x: 591 lines of code y: 6 line churn 04-code-understanding.html x: 440 lines of code y: 24 line churn 05-design-system.html x: 586 lines of code y: 12 line churn 06-component-variants.html x: 559 lines of code y: 12 line churn 07-prototype-animation.html x: 432 lines of code y: 12 line churn 08-prototype-interaction.html x: 377 lines of code y: 12 line churn 09-slide-deck.html x: 510 lines of code y: 6 line churn 10-svg-illustrations.html x: 393 lines of code y: 24 line churn 11-status-report.html x: 485 lines of code y: 12 line churn 13-flowchart-diagram.html x: 362 lines of code y: 411 line churn 14-research-feature-explainer.html x: 354 lines of code y: 393 line churn 16-implementation-plan.html x: 628 lines of code y: 706 line churn 17-pr-writeup.html x: 538 lines of code y: 603 line churn 18-editor-triage-board.html x: 531 lines of code y: 585 line churn 19-editor-feature-flags.html x: 613 lines of code y: 671 line churn 20-editor-prompt-tuner.html x: 656 lines of code y: 750 line churn index.html x: 786 lines of code y: 937 line churn 15-research-concept-explainer.html x: 338 lines of code y: 368 line churn
937.0
line churn
  min: 6.0
  average: 278.7
  25th percentile: 12.0
  median: 24.0
  75th percentile: 598.5
  max: 937.0
0 786.0
lines of code
min: 338.0 | average: 501.15 | 25th percentile: 385.5 | median: 497.5 | 75th percentile: 589.75 | max: 786.0