File age measurements show the distribution of file ages (days since the first commit) and the recency of file updates (days since the latest commit).

Summary

Number of files: 455
Daily file updates (only one update per file and date counted): 2902
First update: 2013-10-30
Latest update: 2021-12-07
Days between first and latest update: 2961 (423 weeks, estimated 2115 working days)
Active days (at least one file change): 1693
Data:

Organized per file

File Change History Overall

File Age Distribution Overall

Days since first update

There are 455 files with 105,458 lines of code in files.

402 files that are 366+ days old (89,890 lines of code)
20 files that are 181-365 days old (1,628 lines of code)
32 files that are 91-180 days old (13,888 lines of code)
1 files that are 31-90 days old (52 lines of code)
0 files that are 1-30 days old (0 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

Latest Change Distribution Overall

Days since last update

There are 455 files with 105,458 lines of code in files.

21 files have been last changed 366+ days ago (938 lines of code)
1 files have been last changed 181-365 days ago (7 lines of code)
0 files have been last changed 91-180 days ago (0 lines of code)
433 files have been last changed 31-90 days ago (104,513 lines of code)
0 files have been last changed 1-30 days ago (0 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

File Change History per File Extension

js, json, ts, html, svg, xml, py, sh, md, yml, txt, npmignore, xsd, ps1, dart, editorconfig, npmrc, gitignore, clang-format, lua, php, eslintignore

File Age Distribution per Extension

Days since first update

366+

181-365

91-180

31-90

1-30

Latest Change Distribution per Extension

Days since last update

366+

181-365

91-180

31-90

1-30

File Change History per Logical Decomposition

primary

primary (file age distribution)

Days since first update

366+

181-365

91-180

31-90

1-30

primary (latest change distribution)

Days since last update

366+

181-365

91-180

31-90

1-30

Oldest Files (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
ar.js in msg/js	434	-	81	3001	120
es.js in msg/js	434	-	81	3001	135
fa.js in msg/js	434	-	81	3001	111
fr.js in msg/js	434	-	81	3001	130
hu.js in msg/js	434	-	81	3001	117
ia.js in msg/js	434	-	81	3001	113
id.js in msg/js	434	-	81	3001	109
it.js in msg/js	434	-	81	3001	130
nl.js in msg/js	434	-	81	3001	135
ro.js in msg/js	434	-	81	3001	112
ru.js in msg/js	434	-	81	3001	128
sv.js in msg/js	434	-	81	3001	124
vi.js in msg/js	434	-	81	3001	110
zh-hans.js in msg/js	434	-	81	3001	143
el.js in msg/js	434	-	81	3000	120
pt-br.js in msg/js	434	-	81	2991	122
xml.js in core	678	31	75	2988	316
messages.js in msg	438	-	81	2988	172
de.js in msg/js	434	-	81	2988	135
en.js in msg/js	434	-	81	2988	114

Files Not Recently Changed (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
blockly_compressed.goog.js in shim	1	-	1539	1539	1
blockly_compressed.Blockly.js in shim	1	-	1539	1539	1
index.js in shim	3	-	1539	1963	3
vertical.js in shim	1	-	1335	1960	3
gh-pages.js in shim	1	-	1335	1335	1
blocks_compressed.js in shim	1	-	1335	1539	2
blockly_compressed.js in shim	1	-	1335	1539	2
blockly_compressed-blocks_compressed.js in shim	1	-	1335	1539	2
colours.js in core	41	-	1204	2162	27
_config.yml in gh-pages	2	-	1153	1864	5
pxt_utils.js in core	22	1	1082	1798	7
field_numberdropdown.js in core	29	2	684	1944	17
field_iconmenu.js in core	156	10	684	2111	24
base.js in closure/goog	183	19	684	893	7
field_variable_getter.js in core	207	23	684	1804	14
rows.js in core/renderers/pxt/measurables	15	2	675	675	1
info.js in core/renderers/pxt	18	2	675	675	1
renderer.js in core/renderers/pxt	29	5	675	740	4
field_string.js in core	91	6	658	1595	20
drawer.js in core/renderers/pxt	58	4	644	675	2

Most Recently Created Files (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
pxt_tasks.js in scripts/gulpfiles	52	4	76	90	3
ace.js in msg/js	434	-	81	125	4
af.js in msg/js	434	-	81	125	4
am.js in msg/js	434	-	81	125	4
ast.js in msg/js	434	-	81	125	4
cdo.js in msg/js	434	-	81	125	4
fo.js in msg/js	434	-	81	125	4
frr.js in msg/js	434	-	81	125	4
gn.js in msg/js	434	-	81	125	4
hak.js in msg/js	434	-	81	125	4
hr.js in msg/js	434	-	81	125	4
inh.js in msg/js	434	-	81	125	4
ka.js in msg/js	434	-	81	125	4
kbd-cyrl.js in msg/js	434	-	81	125	4
km.js in msg/js	434	-	81	125	4
ksh.js in msg/js	434	-	81	125	4
ku-latn.js in msg/js	434	-	81	125	4
ky.js in msg/js	434	-	81	125	4
la.js in msg/js	434	-	81	125	4
mg.js in msg/js	434	-	81	125	4

Most Recently Changed Files (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
field_dropdown.js in core	435	25	55	2970	256
field_textdropdown.js in core	79	8	55	1944	17
field_label_hover.js in core	69	8	55	1140	8
field_vertical_separator.js in core	56	10	55	1379	8
field_colour_slider.js in core	191	14	70	1595	17
field_slider.js in core	163	19	70	1802	33
xml.js in core	678	31	75	2988	316
pxt_tasks.js in scripts/gulpfiles	52	4	76	90	3
gulpfile.js in root	36	-	76	1812	102
svg-externs.js in externs	1514	153	81	1637	12
workspace_svg.js in core	1433	111	81	2596	476
block_svg.js in core	1289	86	81	2963	484
block.js in core	1256	120	81	2980	419
pxt_blockly_functions.js in blocks	953	59	81	1113	27
css.js in core	837	2	81	2970	312
lists.js in blocks	767	40	81	2963	130
text.js in blocks	738	39	81	2966	146
procedures.js in blocks	726	38	81	2963	179
scrollbar.js in core	653	43	81	2925	162
logic.js in blocks	648	32	81	2963	145