This page provides information about the usage of the Critical CSS project, including summaries across all versions and details for each release. For each week beginning on the given date the figures show the number of sites that reported they are using a given version of the project.

Critical CSS project page
Usage statistics for all projects

Week starting 8.x-1.x 2.0.x Total
June 14th, 2026 291 2097 2388
June 7th, 2026 290 2104 2394
May 31st, 2026 292 2069 2361
May 24th, 2026 295 2040 2335
May 17th, 2026 400 2156 2556
May 10th, 2026 337 1945 2282
May 3rd, 2026 334 2089 2423
April 26th, 2026 339 2046 2385
April 19th, 2026 363 2207 2570
April 12th, 2026 378 2533 2911
April 5th, 2026 366 2122 2488
March 29th, 2026 350 2229 2579
March 22nd, 2026 418 2310 2728
March 15th, 2026 483 2217 2700
March 8th, 2026 442 2163 2605
February 22nd, 2026 447 2249 2696
February 15th, 2026 452 2059 2511
February 8th, 2026 481 1970 2451
February 1st, 2026 464 1901 2365
January 25th, 2026 473 1948 2421
January 18th, 2026 453 1888 2341
January 11th, 2026 495 1864 2359
January 4th, 2026 469 1698 2167
December 28th, 2025 454 1389 1843
December 21st, 2025 468 1475 1943
December 14th, 2025 477 1794 2271
December 7th, 2025 471 1812 2283
November 30th, 2025 485 1703 2188
November 23rd, 2025 468 1593 2061
November 16th, 2025 498 1827 2325
November 9th, 2025 510 1760 2270
November 2nd, 2025 515 1659 2174
October 26th, 2025 515 1580 2095
October 19th, 2025 520 1600 2120
October 12th, 2025 512 1717 2229
October 5th, 2025 551 1682 2233
September 28th, 2025 550 1526 2076
September 21st, 2025 538 1424 1962
September 14th, 2025 528 1500 2028
September 7th, 2025 558 1478 2036
August 31st, 2025 545 1417 1962
August 24th, 2025 537 1471 2008
August 17th, 2025 550 1425 1975
August 10th, 2025 539 1329 1868
August 3rd, 2025 558 1367 1925
July 27th, 2025 608 1340 1948
July 20th, 2025 589 1396 1985
July 13th, 2025 599 1405 2004
July 6th, 2025 639 1369 2008
June 29th, 2025 622 1304 1926
June 22nd, 2025 633 1374 2007
June 15th, 2025 604 1389 1993
June 8th, 2025 606 1346 1952
June 1st, 2025 645 1368 2013
May 25th, 2025 624 1377 2001
May 18th, 2025 660 1247 1907
May 11th, 2025 644 1235 1879
May 4th, 2025 644 1279 1923
April 27th, 2025 668 1215 1883
April 20th, 2025 687 1194 1881
April 13th, 2025 675 1083 1758
April 6th, 2025 743 1225 1968
March 30th, 2025 684 1195 1879
March 23rd, 2025 728 1202 1930
March 16th, 2025 735 1150 1885
March 9th, 2025 676 1106 1782
March 2nd, 2025 678 1102 1780
February 23rd, 2025 692 1046 1738
February 16th, 2025 697 1060 1757
February 9th, 2025 769 1122 1891
February 2nd, 2025 744 957 1701
January 26th, 2025 794 935 1729
January 19th, 2025 787 873 1660
January 12th, 2025 802 889 1691
January 5th, 2025 795 812 1607
December 29th, 2024 721 647 1368
December 22nd, 2024 691 616 1307
December 15th, 2024 825 793 1618
December 8th, 2024 869 860 1729
December 1st, 2024 851 780 1631
November 24th, 2024 903 815 1718
November 17th, 2024 939 764 1703
November 10th, 2024 967 768 1735
November 3rd, 2024 983 732 1715
October 27th, 2024 1058 697 1755
October 20th, 2024 1027 718 1745
October 13th, 2024 1088 708 1796
October 6th, 2024 1061 614 1675
September 29th, 2024 1070 505 1575
September 22nd, 2024 1088 506 1594
September 15th, 2024 1075 562 1637
September 8th, 2024 1098 491 1589
September 1st, 2024 1099 467 1566
August 25th, 2024 1105 492 1597
August 18th, 2024 1006 483 1489
August 11th, 2024 1017 417 1434
August 4th, 2024 1059 404 1463
July 28th, 2024 1031 384 1415
July 21st, 2024 1092 378 1470
July 14th, 2024 1035 321 1356
July 7th, 2024 906 260 1166
June 30th, 2024 1167 370 1537
June 23rd, 2024 1160 378 1538
June 16th, 2024 1199 345 1544
June 9th, 2024 1137 353 1490
June 2nd, 2024 1219 331 1550
May 26th, 2024 1212 325 1537
May 19th, 2024 1151 245 1396
May 12th, 2024 1215 244 1459
May 5th, 2024 1173 231 1404
April 28th, 2024 1219 246 1465
April 21st, 2024 1276 223 1499
April 14th, 2024 1316 216 1532
April 7th, 2024 1278 204 1482
March 31st, 2024 1277 192 1469
March 24th, 2024 1270 183 1453
March 17th, 2024 1353 183 1536
March 10th, 2024 1324 167 1491
March 3rd, 2024 1403 138 1541
February 25th, 2024 1416 143 1559
February 18th, 2024 1445 119 1564
February 11th, 2024 1528 92 1620
February 4th, 2024 1518 71 1589
January 28th, 2024 1563 67 1630
January 21st, 2024 1598 67 1665
January 14th, 2024 1495 16 1511
January 7th, 2024 1600 0 1600
December 31st, 2023 1489 0 1489
December 24th, 2023 1319 0 1319
December 17th, 2023 1536 0 1536
December 10th, 2023 1539 0 1539
December 3rd, 2023 1533 0 1533
November 26th, 2023 1537 0 1537
November 19th, 2023 1493 0 1493
November 12th, 2023 1551 0 1551
November 5th, 2023 1592 0 1592
October 29th, 2023 1632 0 1632
October 22nd, 2023 1632 0 1632
October 15th, 2023 1594 0 1594
October 8th, 2023 1600 0 1600
October 1st, 2023 1561 0 1561
September 24th, 2023 1596 0 1596
September 17th, 2023 1581 0 1581
September 10th, 2023 1505 0 1505
September 3rd, 2023 1499 0 1499
August 27th, 2023 1482 0 1482
August 20th, 2023 1489 0 1489
August 13th, 2023 1438 0 1438
August 6th, 2023 1668 0 1668
July 30th, 2023 1448 0 1448
July 23rd, 2023 1457 0 1457
July 16th, 2023 1457 0 1457
July 9th, 2023 1461 0 1461
July 2nd, 2023 1363 0 1363
June 25th, 2023 1376 0 1376
June 18th, 2023 1385 0 1385
June 11th, 2023 1404 0 1404
June 4th, 2023 1387 0 1387
May 28th, 2023 1399 0 1399
May 21st, 2023 1427 0 1427
May 14th, 2023 1413 0 1413
May 7th, 2023 1389 0 1389
April 30th, 2023 1399 0 1399
April 23rd, 2023 1448 0 1448
April 16th, 2023 1471 0 1471
April 9th, 2023 1348 0 1348
April 2nd, 2023 1487 0 1487
March 26th, 2023 1465 0 1465
March 19th, 2023 1497 0 1497
March 12th, 2023 1439 0 1439
March 5th, 2023 1475 0 1475
February 26th, 2023 1370 0 1370
February 19th, 2023 1403 0 1403
February 12th, 2023 1424 0 1424
February 5th, 2023 1398 0 1398
January 29th, 2023 1429 0 1429
January 22nd, 2023 1458 0 1458
January 15th, 2023 1359 0 1359
January 8th, 2023 1399 0 1399
January 1st, 2023 1270 0 1270
December 25th, 2022 1166 0 1166
December 18th, 2022 1247 0 1247
December 11th, 2022 1355 0 1355
December 4th, 2022 1302 0 1302
November 27th, 2022 1332 0 1332
November 20th, 2022 1307 0 1307
November 13th, 2022 1326 0 1326
November 6th, 2022 1374 0 1374
October 30th, 2022 1369 0 1369
October 23rd, 2022 1351 0 1351
October 16th, 2022 1352 0 1352
October 9th, 2022 1351 0 1351
October 2nd, 2022 1384 0 1384
September 25th, 2022 1423 0 1423
September 18th, 2022 1369 0 1369
September 11th, 2022 1318 0 1318
September 4th, 2022 1364 0 1364
August 28th, 2022 1304 0 1304
August 21st, 2022 1339 0 1339
August 14th, 2022 1296 0 1296
August 7th, 2022 1338 0 1338
July 31st, 2022 1338 0 1338
July 24th, 2022 1372 0 1372
July 17th, 2022 1380 0 1380
July 10th, 2022 1344 0 1344
July 3rd, 2022 1306 0 1306
June 26th, 2022 1417 0 1417
June 19th, 2022 1381 0 1381
June 12th, 2022 1497 0 1497
June 5th, 2022 1418 0 1418
May 29th, 2022 1481 0 1481
May 22nd, 2022 1454 0 1454
May 15th, 2022 1479 0 1479
May 8th, 2022 1499 0 1499
May 1st, 2022 1373 0 1373
April 24th, 2022 1435 0 1435
April 17th, 2022 1404 0 1404
April 10th, 2022 1360 0 1360
April 3rd, 2022 1358 0 1358
March 27th, 2022 1441 0 1441
March 20th, 2022 1416 0 1416
March 13th, 2022 1400 0 1400
March 6th, 2022 1423 0 1423
February 27th, 2022 1289 0 1289
February 20th, 2022 1409 0 1409
February 13th, 2022 1457 0 1457
February 6th, 2022 1541 0 1541
January 30th, 2022 1557 0 1557
January 23rd, 2022 1579 0 1579
January 16th, 2022 1544 0 1544
January 9th, 2022 1532 0 1532
January 2nd, 2022 1375 0 1375
December 26th, 2021 1201 0 1201
December 19th, 2021 1360 0 1360
December 12th, 2021 1447 0 1447
December 5th, 2021 1338 0 1338
November 28th, 2021 1386 0 1386
November 21st, 2021 1396 0 1396
November 14th, 2021 1430 0 1430
November 7th, 2021 1334 0 1334
October 31st, 2021 1399 0 1399
October 24th, 2021 1448 0 1448
October 17th, 2021 1433 0 1433
October 10th, 2021 1356 0 1356
October 3rd, 2021 1394 0 1394
September 26th, 2021 1312 0 1312
September 19th, 2021 1325 0 1325
September 12th, 2021 1320 0 1320
September 5th, 2021 1262 0 1262
August 29th, 2021 1254 0 1254
August 22nd, 2021 1305 0 1305
August 15th, 2021 1238 0 1238
August 8th, 2021 1245 0 1245
August 1st, 2021 1154 0 1154
July 25th, 2021 1105 0 1105
July 18th, 2021 1087 0 1087
July 11th, 2021 1084 0 1084
July 4th, 2021 1077 0 1077
June 27th, 2021 1118 0 1118
June 20th, 2021 1154 0 1154
June 13th, 2021 1320 0 1320
June 6th, 2021 1203 0 1203
May 30th, 2021 1136 0 1136
May 23rd, 2021 1092 0 1092
May 16th, 2021 1155 0 1155
May 9th, 2021 1242 0 1242
May 2nd, 2021 1052 0 1052
April 25th, 2021 1107 0 1107
April 18th, 2021 1046 0 1046
April 11th, 2021 1026 0 1026
April 4th, 2021 1040 0 1040
March 28th, 2021 1045 0 1045
March 21st, 2021 1110 0 1110
March 14th, 2021 1022 0 1022
March 7th, 2021 1045 0 1045
February 28th, 2021 1073 0 1073
February 21st, 2021 993 0 993
February 14th, 2021 1045 0 1045
February 7th, 2021 1079 0 1079
January 31st, 2021 951 0 951
January 24th, 2021 1172 0 1172
January 17th, 2021 950 0 950
January 10th, 2021 1005 0 1005
January 3rd, 2021 991 0 991
December 27th, 2020 801 0 801
December 20th, 2020 1002 0 1002
December 13th, 2020 940 0 940
December 6th, 2020 834 0 834
November 29th, 2020 814 0 814
November 22nd, 2020 819 0 819
November 15th, 2020 832 0 832
November 8th, 2020 829 0 829
November 1st, 2020 813 0 813
October 25th, 2020 783 0 783
October 18th, 2020 770 0 770
October 11th, 2020 762 0 762
October 4th, 2020 760 0 760
September 27th, 2020 810 0 810
September 20th, 2020 784 0 784
September 13th, 2020 767 0 767
September 6th, 2020 771 0 771
August 30th, 2020 747 0 747
August 23rd, 2020 744 0 744
August 16th, 2020 726 0 726
August 9th, 2020 748 0 748
August 2nd, 2020 731 0 731
July 26th, 2020 764 0 764
July 19th, 2020 814 0 814
July 12th, 2020 809 0 809
July 5th, 2020 849 0 849
June 28th, 2020 816 0 816
June 21st, 2020 890 0 890
June 14th, 2020 873 0 873
June 7th, 2020 782 0 782
May 31st, 2020 750 0 750
May 24th, 2020 718 0 718
May 17th, 2020 696 0 696
May 10th, 2020 685 0 685
May 3rd, 2020 640 0 640
April 26th, 2020 629 0 629
April 19th, 2020 614 0 614
April 12th, 2020 591 0 591
April 5th, 2020 623 0 623
March 29th, 2020 619 0 619
March 22nd, 2020 592 0 592
March 15th, 2020 695 0 695
March 8th, 2020 529 0 529
March 1st, 2020 537 0 537
February 23rd, 2020 518 0 518
February 16th, 2020 491 0 491
February 9th, 2020 480 0 480
February 2nd, 2020 488 0 488
January 26th, 2020 488 0 488
January 19th, 2020 472 0 472
January 12th, 2020 431 0 431
January 5th, 2020 409 0 409
December 29th, 2019 339 0 339
December 22nd, 2019 343 0 343
December 15th, 2019 408 0 408
December 8th, 2019 407 0 407
December 1st, 2019 388 0 388
November 24th, 2019 387 0 387
November 17th, 2019 380 0 380
November 10th, 2019 377 0 377
November 3rd, 2019 381 0 381
October 27th, 2019 367 0 367
October 20th, 2019 335 0 335
October 13th, 2019 328 0 328
October 6th, 2019 330 0 330
September 29th, 2019 332 0 332
September 22nd, 2019 346 0 346
September 15th, 2019 330 0 330
September 8th, 2019 316 0 316
September 1st, 2019 343 0 343
August 25th, 2019 332 0 332
August 18th, 2019 616 0 616
August 11th, 2019 586 0 586
August 4th, 2019 709 0 709
July 28th, 2019 1173 0 1173
July 21st, 2019 744 0 744
July 14th, 2019 540 0 540
July 7th, 2019 510 0 510
June 30th, 2019 676 0 676
June 23rd, 2019 752 0 752
June 16th, 2019 677 0 677
June 9th, 2019 1092 0 1092
June 2nd, 2019 827 0 827
May 26th, 2019 869 0 869
May 19th, 2019 683 0 683
May 12th, 2019 728 0 728
May 5th, 2019 479 0 479
April 28th, 2019 557 0 557
April 21st, 2019 397 0 397
April 14th, 2019 286 0 286
April 7th, 2019 292 0 292
March 31st, 2019 308 0 308
March 24th, 2019 290 0 290
March 17th, 2019 243 0 243
March 10th, 2019 212 0 212
March 3rd, 2019 458 0 458
February 24th, 2019 373 0 373
February 17th, 2019 733 0 733
February 10th, 2019 484 0 484
February 3rd, 2019 436 0 436
January 27th, 2019 322 0 322
January 20th, 2019 388 0 388
January 13th, 2019 299 0 299
January 6th, 2019 274 0 274
December 30th, 2018 295 0 295
December 23rd, 2018 118 0 118
December 16th, 2018 598 0 598
December 9th, 2018 839 0 839
December 2nd, 2018 596 0 596
November 25th, 2018 1123 0 1123
November 18th, 2018 1377 0 1377
November 11th, 2018 928 0 928
November 4th, 2018 632 0 632
October 28th, 2018 525 0 525
October 21st, 2018 799 0 799
October 14th, 2018 637 0 637
October 7th, 2018 369 0 369
September 30th, 2018 438 0 438
September 23rd, 2018 656 0 656
September 16th, 2018 957 0 957
September 9th, 2018 651 0 651
September 2nd, 2018 555 0 555
August 26th, 2018 602 0 602
August 19th, 2018 483 0 483
August 12th, 2018 232 0 232
August 5th, 2018 235 0 235
July 29th, 2018 342 0 342
July 22nd, 2018 228 0 228
July 15th, 2018 127 0 127
July 8th, 2018 398 0 398
July 1st, 2018 123 0 123
June 24th, 2018 82 0 82
June 17th, 2018 49 0 49
June 10th, 2018 46 0 46
June 3rd, 2018 49 0 49
May 27th, 2018 42 0 42
May 20th, 2018 35 0 35
May 13th, 2018 34 0 34
May 6th, 2018 37 0 37
April 29th, 2018 36 0 36
April 22nd, 2018 38 0 38
April 15th, 2018 34 0 34
April 8th, 2018 28 0 28
April 1st, 2018 28 0 28
March 25th, 2018 29 0 29
March 18th, 2018 26 0 26
March 11th, 2018 23 0 23
March 4th, 2018 23 0 23
February 25th, 2018 19 0 19
February 18th, 2018 16 0 16
February 11th, 2018 14 0 14
February 4th, 2018 19 0 19
January 28th, 2018 18 0 18
January 21st, 2018 14 0 14
January 14th, 2018 9 0 9
January 7th, 2018 11 0 11
December 31st, 2017 11 0 11
December 24th, 2017 9 0 9
December 17th, 2017 9 0 9
December 10th, 2017 8 0 8
December 3rd, 2017 4 0 4
November 26th, 2017 4 0 4
November 19th, 2017 4 0 4
November 12th, 2017 3 0 3
November 5th, 2017 3 0 3

Recent release usage

Release June 14th, 2026 June 7th, 2026 May 31st, 2026 May 24th, 2026 May 17th, 2026 May 10th, 2026
8.x-1.8 4 4 5 8 7 5
8.x-1.10 4 4 4 4 4 4
8.x-1.12 19 18 16 13 15 14
8.x-1.16 26 25 25 26 27 27
8.x-1.17 65 65 68 67 67 68
8.x-1.18 11 14 18 15 14 16
8.x-1.19 71 73 73 75 180 124
8.x-1.20 91 87 83 87 86 79
2.0.0 62 60 63 63 65 65
2.0.2 1 1 2 1 2 1
2.0.3 2034 2043 2004 1976 2089 1879

Only Drupal websites using the Update Status module are included in the data. Read more information about how these statistics are calculated.