This page provides information about the usage of the Add to Cal 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.

Show legacy data

Week starting 8.x-1.x 8.x-2.x 3.0.x Total
June 14th, 2026 88 42 3336 3466
June 7th, 2026 91 44 3263 3398
May 31st, 2026 91 54 3210 3355
May 24th, 2026 93 43 3363 3499
May 17th, 2026 88 44 3492 3624
May 10th, 2026 90 49 3438 3577
May 3rd, 2026 88 49 3332 3469
April 26th, 2026 98 44 3275 3417
April 19th, 2026 102 60 3362 3524
April 12th, 2026 116 93 3439 3648
April 5th, 2026 101 77 2918 3096
March 29th, 2026 99 57 2920 3076
March 22nd, 2026 98 49 2946 3093
March 15th, 2026 99 56 3175 3330
March 8th, 2026 93 65 3109 3267
February 22nd, 2026 100 61 3159 3320
February 15th, 2026 86 64 3000 3150
February 8th, 2026 89 73 3077 3239
February 1st, 2026 96 69 2715 2880
January 25th, 2026 89 73 2927 3089
January 18th, 2026 89 54 2818 2961
January 11th, 2026 94 66 2735 2895
January 4th, 2026 93 53 2873 3019
December 28th, 2025 85 53 2099 2237
December 21st, 2025 87 49 2162 2298
December 14th, 2025 101 52 2936 3089
December 7th, 2025 102 57 2996 3155
November 30th, 2025 99 73 2883 3055
November 23rd, 2025 100 59 2588 2747
November 16th, 2025 104 62 2873 3039
November 9th, 2025 99 73 3065 3237
November 2nd, 2025 63 72 2867 3002
October 26th, 2025 67 71 2796 2934
October 19th, 2025 69 66 2726 2861
October 12th, 2025 64 62 2980 3106
October 5th, 2025 68 65 2808 2941
September 28th, 2025 69 72 2749 2890
September 21st, 2025 73 78 2823 2974
September 14th, 2025 60 77 2893 3030
September 7th, 2025 103 75 2688 2866
August 31st, 2025 107 77 2786 2970
August 24th, 2025 108 88 3000 3196
August 17th, 2025 108 79 2868 3055
August 10th, 2025 105 75 2866 3046
August 3rd, 2025 112 83 2817 3012
July 27th, 2025 110 119 3037 3266
July 20th, 2025 119 103 3040 3262
July 13th, 2025 117 84 3081 3282
July 6th, 2025 118 89 2837 3044
June 29th, 2025 129 93 2873 3095
June 22nd, 2025 150 82 2581 2813
June 15th, 2025 85 88 2321 2494
June 8th, 2025 84 82 2562 2728
June 1st, 2025 79 86 2407 2572
May 25th, 2025 89 72 2273 2434
May 18th, 2025 83 79 2269 2431
May 11th, 2025 85 89 2548 2722
May 4th, 2025 84 86 2798 2968
April 27th, 2025 89 83 2432 2604
April 20th, 2025 87 91 2233 2411
April 13th, 2025 81 87 2251 2419
April 6th, 2025 82 96 2390 2568
March 30th, 2025 88 98 2597 2783
March 23rd, 2025 87 98 2359 2544
March 16th, 2025 87 121 2330 2538
March 9th, 2025 90 99 2165 2354
March 2nd, 2025 99 100 2067 2266
February 23rd, 2025 99 99 2101 2299
February 16th, 2025 93 102 2355 2550
February 9th, 2025 96 104 2208 2408
February 2nd, 2025 104 108 2246 2458
January 26th, 2025 103 108 2184 2395
January 19th, 2025 99 108 2478 2685
January 12th, 2025 99 106 2368 2573
January 5th, 2025 105 113 2468 2686
December 29th, 2024 97 106 1824 2027
December 22nd, 2024 105 109 1647 1861
December 15th, 2024 107 113 1965 2185
December 8th, 2024 108 120 2196 2424
December 1st, 2024 111 122 2089 2322
November 24th, 2024 111 133 2220 2464
November 17th, 2024 106 135 2075 2316
November 10th, 2024 120 124 2082 2326
November 3rd, 2024 106 116 2006 2228
October 27th, 2024 107 119 2280 2506
October 20th, 2024 112 128 2186 2426
October 13th, 2024 113 122 2385 2620
October 6th, 2024 110 126 2004 2240
September 29th, 2024 121 142 2164 2427
September 22nd, 2024 123 129 2077 2329
September 15th, 2024 119 130 2118 2367
September 8th, 2024 126 139 2210 2475
September 1st, 2024 129 142 2325 2596
August 25th, 2024 134 148 3119 3401
August 18th, 2024 121 153 2326 2600
August 11th, 2024 135 165 2054 2354
August 4th, 2024 142 161 2309 2612
July 28th, 2024 135 156 2222 2513
July 21st, 2024 137 169 2001 2307
July 14th, 2024 142 235 2312 2689
July 7th, 2024 123 288 1521 1932
June 30th, 2024 179 354 1958 2491
June 23rd, 2024 148 358 2063 2569
June 16th, 2024 150 359 1970 2479
June 9th, 2024 151 321 1822 2294
June 2nd, 2024 154 307 1758 2219
May 26th, 2024 137 295 1781 2213
May 19th, 2024 152 307 1661 2120
May 12th, 2024 148 323 1824 2295
May 5th, 2024 133 403 1737 2273
April 28th, 2024 151 419 1694 2264
April 21st, 2024 145 424 1694 2263
April 14th, 2024 155 426 1813 2394
April 7th, 2024 157 429 1584 2170
March 31st, 2024 172 432 1664 2268
March 24th, 2024 196 431 1501 2128
March 17th, 2024 200 453 1503 2156
March 10th, 2024 213 392 1380 1985
March 3rd, 2024 221 383 1448 2052
February 25th, 2024 275 452 1436 2163
February 18th, 2024 283 362 1585 2230
February 11th, 2024 468 437 1379 2284
February 4th, 2024 343 458 1308 2109
January 28th, 2024 530 566 1284 2380
January 21st, 2024 345 707 1297 2349
January 14th, 2024 473 653 1195 2321
January 7th, 2024 363 632 1002 1997
December 31st, 2023 333 618 909 1860
December 24th, 2023 280 574 771 1625
December 17th, 2023 344 696 998 2038
December 10th, 2023 418 776 1064 2258
December 3rd, 2023 409 711 1067 2187
November 26th, 2023 418 793 1213 2424
November 19th, 2023 383 789 1219 2391
November 12th, 2023 443 858 1278 2579
November 5th, 2023 457 854 883 2194
October 29th, 2023 563 815 855 2233
October 22nd, 2023 569 1012 782 2363
October 15th, 2023 573 1043 706 2322
October 8th, 2023 592 918 708 2218
October 1st, 2023 638 962 804 2404
September 24th, 2023 761 1038 862 2661
September 17th, 2023 572 966 829 2367
September 10th, 2023 555 1100 665 2320
September 3rd, 2023 538 972 639 2149
August 27th, 2023 543 1285 482 2310
August 20th, 2023 565 1197 329 2091
August 13th, 2023 577 1297 162 2036
August 6th, 2023 1014 1574 175 2763
July 30th, 2023 563 1373 161 2097
July 23rd, 2023 708 1231 179 2118
July 16th, 2023 615 1159 113 1887
July 9th, 2023 615 1200 103 1918
July 2nd, 2023 570 1025 118 1713
June 25th, 2023 653 1295 29 1977
June 18th, 2023 630 1199 0 1829
June 11th, 2023 644 1210 0 1854
June 4th, 2023 703 1086 0 1789
May 28th, 2023 555 1096 0 1651
May 21st, 2023 582 1199 0 1781
May 14th, 2023 684 1064 0 1748
May 7th, 2023 715 1209 0 1924
April 30th, 2023 641 1194 0 1835
April 23rd, 2023 686 1194 0 1880
April 16th, 2023 683 1174 0 1857
April 9th, 2023 608 1045 0 1653
April 2nd, 2023 629 1179 0 1808
March 26th, 2023 628 1244 0 1872
March 19th, 2023 614 1072 0 1686
March 12th, 2023 594 1095 0 1689
March 5th, 2023 544 1010 0 1554
February 26th, 2023 524 1010 0 1534
February 19th, 2023 482 1043 0 1525
February 12th, 2023 478 959 0 1437
February 5th, 2023 551 982 0 1533
January 29th, 2023 498 915 0 1413
January 22nd, 2023 452 1041 0 1493
January 15th, 2023 489 948 0 1437
January 8th, 2023 453 951 0 1404
January 1st, 2023 430 1000 0 1430
December 25th, 2022 330 721 0 1051
December 18th, 2022 431 871 0 1302
December 11th, 2022 457 955 0 1412
December 4th, 2022 441 878 0 1319
November 27th, 2022 416 984 0 1400
November 20th, 2022 401 846 0 1247
November 13th, 2022 431 910 0 1341
November 6th, 2022 424 838 0 1262
October 30th, 2022 448 904 0 1352
October 23rd, 2022 452 812 0 1264
October 16th, 2022 422 942 0 1364
October 9th, 2022 396 853 0 1249
October 2nd, 2022 411 941 0 1352
September 25th, 2022 399 777 0 1176
September 18th, 2022 379 784 0 1163
September 11th, 2022 360 829 0 1189
September 4th, 2022 395 909 0 1304
August 28th, 2022 378 749 0 1127
August 21st, 2022 357 830 0 1187
August 14th, 2022 328 812 0 1140
August 7th, 2022 366 749 0 1115
July 31st, 2022 357 724 0 1081
July 24th, 2022 332 651 0 983
July 17th, 2022 358 622 0 980
July 10th, 2022 330 603 0 933
July 3rd, 2022 297 593 0 890
June 26th, 2022 324 675 0 999
June 19th, 2022 299 561 0 860
June 12th, 2022 330 764 0 1094
June 5th, 2022 293 640 0 933
May 29th, 2022 288 656 0 944
May 22nd, 2022 300 663 0 963
May 15th, 2022 297 588 0 885
May 8th, 2022 326 686 0 1012
May 1st, 2022 305 594 0 899
April 24th, 2022 307 575 0 882
April 17th, 2022 325 596 0 921
April 10th, 2022 272 811 0 1083
April 3rd, 2022 320 563 0 883
March 27th, 2022 400 590 0 990
March 20th, 2022 361 571 0 932
March 13th, 2022 369 547 0 916
March 6th, 2022 396 618 0 1014
February 27th, 2022 279 506 0 785
February 20th, 2022 325 550 0 875
February 13th, 2022 336 536 0 872
February 6th, 2022 291 528 0 819
January 30th, 2022 279 598 0 877
January 23rd, 2022 274 527 0 801
January 16th, 2022 292 528 0 820
January 9th, 2022 273 543 0 816
January 2nd, 2022 280 278 0 558
December 26th, 2021 240 213 0 453
December 19th, 2021 274 276 0 550
December 12th, 2021 318 306 0 624
December 5th, 2021 319 318 0 637
November 28th, 2021 281 315 0 596
November 21st, 2021 272 287 0 559
November 14th, 2021 306 277 0 583
November 7th, 2021 291 282 0 573
October 31st, 2021 302 283 0 585
October 24th, 2021 309 279 0 588
October 17th, 2021 299 268 0 567
October 10th, 2021 296 248 0 544
October 3rd, 2021 304 271 0 575
September 26th, 2021 317 253 0 570
September 19th, 2021 280 246 0 526
September 12th, 2021 280 266 0 546
September 5th, 2021 265 307 0 572
August 29th, 2021 264 264 0 528
August 22nd, 2021 275 267 0 542
August 15th, 2021 277 286 0 563
August 8th, 2021 281 275 0 556
August 1st, 2021 243 254 0 497
July 25th, 2021 233 269 0 502
July 18th, 2021 230 260 0 490
July 11th, 2021 238 255 0 493
July 4th, 2021 224 208 0 432
June 27th, 2021 222 203 0 425
June 20th, 2021 234 220 0 454
June 13th, 2021 232 254 0 486
June 6th, 2021 237 205 0 442
May 30th, 2021 204 197 0 401
May 23rd, 2021 217 203 0 420
May 16th, 2021 204 200 0 404
May 9th, 2021 217 212 0 429
May 2nd, 2021 187 202 0 389
April 25th, 2021 215 207 0 422
April 18th, 2021 205 215 0 420
April 11th, 2021 224 203 0 427
April 4th, 2021 207 181 0 388
March 28th, 2021 214 175 0 389
March 21st, 2021 205 187 0 392
March 14th, 2021 229 206 0 435
March 7th, 2021 198 196 0 394
February 28th, 2021 198 143 0 341
February 21st, 2021 229 134 0 363
February 14th, 2021 220 145 0 365
February 7th, 2021 204 154 0 358
January 31st, 2021 195 137 0 332
January 24th, 2021 200 124 0 324
January 17th, 2021 185 136 0 321
January 10th, 2021 197 122 0 319
January 3rd, 2021 196 108 0 304
December 27th, 2020 154 77 0 231
December 20th, 2020 162 81 0 243
December 13th, 2020 187 85 0 272
December 6th, 2020 156 74 0 230
November 29th, 2020 164 67 0 231
November 22nd, 2020 182 57 0 239
November 15th, 2020 180 52 0 232
November 8th, 2020 155 38 0 193
November 1st, 2020 169 31 0 200
October 25th, 2020 177 24 0 201
October 18th, 2020 163 51 0 214
October 11th, 2020 204 41 0 245
October 4th, 2020 259 46 0 305
September 27th, 2020 368 47 0 415
September 20th, 2020 325 18 0 343
September 13th, 2020 300 24 0 324
September 6th, 2020 274 21 0 295
August 30th, 2020 249 1 0 250
August 23rd, 2020 224 0 0 224
August 16th, 2020 197 0 0 197
August 9th, 2020 206 0 0 206
August 2nd, 2020 187 0 0 187
July 26th, 2020 168 0 0 168
July 19th, 2020 172 0 0 172
July 12th, 2020 138 0 0 138
July 5th, 2020 82 0 0 82
June 28th, 2020 81 0 0 81
June 21st, 2020 71 0 0 71
June 14th, 2020 52 0 0 52
June 7th, 2020 52 0 0 52
May 31st, 2020 51 0 0 51
May 24th, 2020 48 0 0 48
May 17th, 2020 40 0 0 40
May 10th, 2020 41 0 0 41
May 3rd, 2020 53 0 0 53
April 26th, 2020 39 0 0 39
April 19th, 2020 41 0 0 41
April 12th, 2020 38 0 0 38
April 5th, 2020 43 0 0 43
March 29th, 2020 42 0 0 42
March 22nd, 2020 45 0 0 45
March 15th, 2020 41 0 0 41
March 8th, 2020 62 0 0 62
March 1st, 2020 66 0 0 66
February 23rd, 2020 64 0 0 64
February 16th, 2020 65 0 0 65
February 9th, 2020 55 0 0 55
February 2nd, 2020 59 0 0 59
January 26th, 2020 59 0 0 59
January 19th, 2020 54 0 0 54
January 12th, 2020 52 0 0 52
January 5th, 2020 57 0 0 57
December 29th, 2019 43 0 0 43
December 22nd, 2019 42 0 0 42
December 15th, 2019 60 0 0 60
December 8th, 2019 60 0 0 60
December 1st, 2019 50 0 0 50
November 24th, 2019 48 0 0 48
November 17th, 2019 49 0 0 49
November 10th, 2019 52 0 0 52
November 3rd, 2019 48 0 0 48
October 27th, 2019 52 0 0 52
October 20th, 2019 46 0 0 46
October 13th, 2019 48 0 0 48
October 6th, 2019 58 0 0 58
September 29th, 2019 62 0 0 62
September 22nd, 2019 53 0 0 53
September 15th, 2019 58 0 0 58
September 8th, 2019 52 0 0 52
September 1st, 2019 58 0 0 58
August 25th, 2019 62 0 0 62
August 18th, 2019 59 0 0 59
August 11th, 2019 51 0 0 51
August 4th, 2019 55 0 0 55
July 28th, 2019 44 0 0 44
July 21st, 2019 35 0 0 35
July 14th, 2019 38 0 0 38
July 7th, 2019 38 0 0 38
June 30th, 2019 35 0 0 35
June 23rd, 2019 33 0 0 33
June 16th, 2019 33 0 0 33
June 9th, 2019 31 0 0 31
June 2nd, 2019 35 0 0 35
May 26th, 2019 35 0 0 35
May 19th, 2019 35 0 0 35
May 12th, 2019 39 0 0 39
May 5th, 2019 38 0 0 38
April 28th, 2019 25 0 0 25
April 21st, 2019 26 0 0 26
April 14th, 2019 27 0 0 27
April 7th, 2019 31 0 0 31
March 31st, 2019 32 0 0 32
March 24th, 2019 28 0 0 28
March 17th, 2019 26 0 0 26
March 10th, 2019 32 0 0 32
March 3rd, 2019 27 0 0 27
February 24th, 2019 36 0 0 36
February 17th, 2019 29 0 0 29
February 10th, 2019 33 0 0 33
February 3rd, 2019 33 0 0 33
January 27th, 2019 32 0 0 32
January 20th, 2019 30 0 0 30
January 13th, 2019 34 0 0 34
January 6th, 2019 34 0 0 34
December 30th, 2018 27 0 0 27
December 23rd, 2018 31 0 0 31
December 16th, 2018 30 0 0 30
December 9th, 2018 31 0 0 31
December 2nd, 2018 33 0 0 33
November 25th, 2018 25 0 0 25
November 18th, 2018 22 0 0 22
November 11th, 2018 29 0 0 29
November 4th, 2018 29 0 0 29
October 28th, 2018 34 0 0 34
October 21st, 2018 38 0 0 38
October 14th, 2018 27 0 0 27
October 7th, 2018 30 0 0 30
September 30th, 2018 32 0 0 32
September 23rd, 2018 28 0 0 28
September 16th, 2018 30 0 0 30
September 9th, 2018 35 0 0 35
September 2nd, 2018 35 0 0 35
August 26th, 2018 33 0 0 33
August 19th, 2018 26 0 0 26
August 12th, 2018 21 0 0 21
August 5th, 2018 31 0 0 31
July 29th, 2018 31 0 0 31
July 22nd, 2018 36 0 0 36
July 15th, 2018 31 0 0 31
July 8th, 2018 27 0 0 27
July 1st, 2018 22 0 0 22
June 24th, 2018 23 0 0 23
June 17th, 2018 31 0 0 31
June 10th, 2018 22 0 0 22
June 3rd, 2018 22 0 0 22
May 27th, 2018 22 0 0 22
May 20th, 2018 22 0 0 22
May 13th, 2018 25 0 0 25
May 6th, 2018 26 0 0 26
April 29th, 2018 24 0 0 24
April 22nd, 2018 28 0 0 28
April 15th, 2018 45 0 0 45
April 8th, 2018 31 0 0 31
April 1st, 2018 37 0 0 37
March 25th, 2018 32 0 0 32
March 18th, 2018 32 0 0 32
March 11th, 2018 31 0 0 31
March 4th, 2018 35 0 0 35
February 25th, 2018 34 0 0 34
February 18th, 2018 31 0 0 31
February 11th, 2018 32 0 0 32
February 4th, 2018 30 0 0 30
January 28th, 2018 31 0 0 31
January 21st, 2018 32 0 0 32
January 14th, 2018 34 0 0 34
January 7th, 2018 29 0 0 29
December 31st, 2017 28 0 0 28
December 24th, 2017 28 0 0 28
December 17th, 2017 29 0 0 29
December 10th, 2017 33 0 0 33
December 3rd, 2017 30 0 0 30
November 26th, 2017 28 0 0 28
November 19th, 2017 28 0 0 28
November 12th, 2017 26 0 0 26
November 5th, 2017 31 0 0 31
October 29th, 2017 27 0 0 27
October 22nd, 2017 27 0 0 27
October 15th, 2017 33 0 0 33
October 8th, 2017 34 0 0 34
October 1st, 2017 31 0 0 31
September 24th, 2017 29 0 0 29
September 17th, 2017 29 0 0 29
September 10th, 2017 34 0 0 34
September 3rd, 2017 26 0 0 26
August 27th, 2017 25 0 0 25
August 20th, 2017 31 0 0 31
August 13th, 2017 28 0 0 28
August 6th, 2017 31 0 0 31
July 30th, 2017 30 0 0 30
July 23rd, 2017 30 0 0 30
July 16th, 2017 29 0 0 29
July 9th, 2017 32 0 0 32
July 2nd, 2017 31 0 0 31
June 25th, 2017 30 0 0 30
June 18th, 2017 32 0 0 32
June 11th, 2017 31 0 0 31
June 4th, 2017 29 0 0 29
May 28th, 2017 25 0 0 25
May 21st, 2017 31 0 0 31
May 14th, 2017 27 0 0 27
May 7th, 2017 26 0 0 26
April 30th, 2017 25 0 0 25
April 23rd, 2017 26 0 0 26
April 16th, 2017 26 0 0 26
April 9th, 2017 31 0 0 31
April 2nd, 2017 29 0 0 29
March 26th, 2017 29 0 0 29
March 19th, 2017 27 0 0 27
March 12th, 2017 36 0 0 36
March 5th, 2017 36 0 0 36
February 26th, 2017 46 0 0 46
February 19th, 2017 36 0 0 36
February 12th, 2017 34 0 0 34
February 5th, 2017 32 0 0 32
January 29th, 2017 23 0 0 23
January 22nd, 2017 16 0 0 16
January 15th, 2017 24 0 0 24
January 8th, 2017 26 0 0 26
January 1st, 2017 25 0 0 25
December 25th, 2016 25 0 0 25
December 18th, 2016 24 0 0 24
December 11th, 2016 24 0 0 24
December 4th, 2016 25 0 0 25
November 27th, 2016 22 0 0 22
November 20th, 2016 21 0 0 21
November 13th, 2016 28 0 0 28
November 6th, 2016 24 0 0 24
October 30th, 2016 22 0 0 22
October 23rd, 2016 15 0 0 15
October 16th, 2016 16 0 0 16
October 9th, 2016 12 0 0 12
October 2nd, 2016 14 0 0 14
September 25th, 2016 13 0 0 13
September 18th, 2016 16 0 0 16
September 11th, 2016 12 0 0 12
September 4th, 2016 10 0 0 10
August 28th, 2016 8 0 0 8
August 21st, 2016 8 0 0 8
August 14th, 2016 11 0 0 11
August 7th, 2016 13 0 0 13
July 31st, 2016 8 0 0 8
July 24th, 2016 9 0 0 9
July 17th, 2016 9 0 0 9
July 10th, 2016 9 0 0 9
July 3rd, 2016 1 0 0 1
June 26th, 2016 2 0 0 2
June 19th, 2016 2 0 0 2
June 12th, 2016 2 0 0 2
June 5th, 2016 1 0 0 1

Recent release usage

Release June 14th, 2026 June 7th, 2026 May 31st, 2026 May 24th, 2026 May 17th, 2026 May 10th, 2026
7.x-1.x-dev 26 23 23 23 24 24
7.x-1.0-beta3 38 38 37 40 43 45
7.x-1.0 616 622 616 607 617 630
8.x-1.x-dev 1 1 1 1 1 1
8.x-1.0 0 1 0 0 0 0
8.x-1.1 87 89 90 92 87 89
8.x-2.0-beta2 0 1 0 0 0 0
8.x-2.0-beta3 8 11 12 8 9 10
8.x-2.0-beta4 34 32 42 35 35 39
3.0.0-beta1 103 113 119 117 121 110
3.0.0-beta2 57 54 60 56 76 79
3.0.0-beta3 3176 3096 3031 3190 3295 3249

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