This page provides information about the usage of the Snowball Stemmer 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.

Snowball Stemmer project page
Usage statistics for all projects

Week starting 2.0.x 2.1.x 8.x-1.x Total
May 31st, 2026 45 2110 55 2210
May 24th, 2026 45 2142 57 2244
May 17th, 2026 45 2402 63 2510
May 10th, 2026 45 1925 61 2031
May 3rd, 2026 47 1881 63 1991
April 26th, 2026 46 1881 60 1987
April 19th, 2026 48 1956 62 2066
April 12th, 2026 45 1931 59 2035
April 5th, 2026 45 1882 61 1988
March 29th, 2026 42 1780 54 1876
March 22nd, 2026 46 1780 61 1887
March 15th, 2026 49 1765 58 1872
March 8th, 2026 36 1690 55 1781
February 22nd, 2026 38 1688 59 1785
February 15th, 2026 41 1673 54 1768
February 8th, 2026 38 1681 53 1772
February 1st, 2026 43 1658 53 1754
January 25th, 2026 43 1606 53 1702
January 18th, 2026 41 1587 58 1686
January 11th, 2026 45 1590 56 1691
January 4th, 2026 38 1489 60 1587
December 28th, 2025 38 1428 77 1543
December 21st, 2025 43 1479 78 1600
December 14th, 2025 46 1637 79 1762
December 7th, 2025 47 1635 83 1765
November 30th, 2025 46 1593 81 1720
November 23rd, 2025 46 1610 82 1738
November 16th, 2025 48 1590 80 1718
November 9th, 2025 50 1606 83 1739
November 2nd, 2025 46 1631 85 1762
October 26th, 2025 46 1645 84 1775
October 19th, 2025 49 1642 82 1773
October 12th, 2025 51 1706 86 1843
October 5th, 2025 49 1665 82 1796
September 28th, 2025 49 1679 81 1809
September 21st, 2025 50 1682 83 1815
September 14th, 2025 48 1671 81 1800
September 7th, 2025 54 1635 82 1771
August 31st, 2025 52 1676 87 1815
August 24th, 2025 50 1696 86 1832
August 17th, 2025 55 1548 85 1688
August 10th, 2025 49 1489 85 1623
August 3rd, 2025 50 1508 85 1643
July 27th, 2025 81 1599 89 1769
July 20th, 2025 80 1496 85 1661
July 13th, 2025 82 1459 84 1625
July 6th, 2025 83 1434 87 1604
June 29th, 2025 56 1437 86 1579
June 22nd, 2025 81 1420 83 1584
June 15th, 2025 88 1391 90 1569
June 8th, 2025 86 1451 92 1629
June 1st, 2025 92 1395 91 1578
May 25th, 2025 86 1439 89 1614
May 18th, 2025 88 1437 91 1616
May 11th, 2025 91 1348 96 1535
May 4th, 2025 88 1304 92 1484
April 27th, 2025 97 1262 92 1451
April 20th, 2025 92 1336 92 1520
April 13th, 2025 85 1405 93 1583
April 6th, 2025 92 1405 95 1592
March 30th, 2025 97 1296 100 1493
March 23rd, 2025 99 1249 100 1448
March 16th, 2025 89 1305 95 1489
March 9th, 2025 96 1289 95 1480
March 2nd, 2025 90 1230 95 1415
February 23rd, 2025 89 1254 105 1448
February 16th, 2025 99 1269 102 1470
February 9th, 2025 94 1217 105 1416
February 2nd, 2025 92 1164 102 1358
January 26th, 2025 90 1165 100 1355
January 19th, 2025 88 1138 99 1325
January 12th, 2025 92 1145 104 1341
January 5th, 2025 98 1042 105 1245
December 29th, 2024 92 985 100 1177
December 22nd, 2024 93 1019 103 1215
December 15th, 2024 87 1135 106 1328
December 8th, 2024 61 1115 104 1280
December 1st, 2024 61 1113 103 1277
November 24th, 2024 92 1115 106 1313
November 17th, 2024 90 1084 103 1277
November 10th, 2024 91 1030 108 1229
November 3rd, 2024 92 1029 112 1233
October 27th, 2024 93 1028 105 1226
October 20th, 2024 89 1044 106 1239
October 13th, 2024 94 1035 113 1242
October 6th, 2024 86 993 112 1191
September 29th, 2024 92 997 115 1204
September 22nd, 2024 84 976 114 1174
September 15th, 2024 90 969 112 1171
September 8th, 2024 92 928 111 1131
September 1st, 2024 90 945 112 1147
August 25th, 2024 92 869 117 1078
August 18th, 2024 69 895 120 1084
August 11th, 2024 94 888 113 1095
August 4th, 2024 96 903 140 1139
July 28th, 2024 95 890 119 1104
July 21st, 2024 90 855 118 1063
July 14th, 2024 94 861 104 1059
July 7th, 2024 49 703 69 821
June 30th, 2024 100 882 91 1073
June 23rd, 2024 110 916 91 1117
June 16th, 2024 108 910 95 1113
June 9th, 2024 108 878 94 1080
June 2nd, 2024 124 873 110 1107
May 26th, 2024 116 855 123 1094
May 19th, 2024 120 745 118 983
May 12th, 2024 117 789 122 1028
May 5th, 2024 115 752 124 991
April 28th, 2024 114 766 127 1007
April 21st, 2024 117 778 124 1019
April 14th, 2024 120 768 130 1018
April 7th, 2024 122 782 127 1031
March 31st, 2024 124 774 118 1016
March 24th, 2024 121 746 128 995
March 17th, 2024 134 773 128 1035
March 10th, 2024 116 745 129 990
March 3rd, 2024 125 744 123 992
February 25th, 2024 129 718 122 969
February 18th, 2024 115 751 124 990
February 11th, 2024 122 697 114 933
February 4th, 2024 122 719 125 966
January 28th, 2024 129 741 131 1001
January 21st, 2024 119 810 132 1061
January 14th, 2024 160 726 129 1015
January 7th, 2024 158 690 130 978
December 31st, 2023 159 619 122 900
December 24th, 2023 162 586 131 879
December 17th, 2023 172 674 134 980
December 10th, 2023 148 661 131 940
December 3rd, 2023 121 666 164 951
November 26th, 2023 125 698 135 958
November 19th, 2023 134 698 136 968
November 12th, 2023 137 616 170 923
November 5th, 2023 142 697 140 979
October 29th, 2023 136 682 143 961
October 22nd, 2023 130 668 149 947
October 15th, 2023 128 657 136 921
October 8th, 2023 135 613 142 890
October 1st, 2023 129 584 141 854
September 24th, 2023 131 628 148 907
September 17th, 2023 131 606 144 881
September 10th, 2023 139 619 145 903
September 3rd, 2023 132 580 143 855
August 27th, 2023 124 569 154 847
August 20th, 2023 145 571 156 872
August 13th, 2023 148 524 154 826
August 6th, 2023 146 575 182 903
July 30th, 2023 155 505 155 815
July 23rd, 2023 163 492 157 812
July 16th, 2023 178 514 166 858
July 9th, 2023 196 479 157 832
July 2nd, 2023 191 476 163 830
June 25th, 2023 182 491 160 833
June 18th, 2023 188 472 160 820
June 11th, 2023 191 538 170 899
June 4th, 2023 207 511 162 880
May 28th, 2023 208 452 176 836
May 21st, 2023 210 451 176 837
May 14th, 2023 214 443 221 878
May 7th, 2023 227 370 213 810
April 30th, 2023 231 383 205 819
April 23rd, 2023 237 385 208 830
April 16th, 2023 224 398 215 837
April 9th, 2023 206 354 194 754
April 2nd, 2023 236 515 224 975
March 26th, 2023 228 388 223 839
March 19th, 2023 251 371 216 838
March 12th, 2023 232 391 228 851
March 5th, 2023 246 362 233 841
February 26th, 2023 247 352 255 854
February 19th, 2023 239 322 234 795
February 12th, 2023 254 359 285 898
February 5th, 2023 270 315 260 845
January 29th, 2023 254 291 251 796
January 22nd, 2023 265 273 251 789
January 15th, 2023 411 284 270 965
January 8th, 2023 380 173 280 833
January 1st, 2023 358 92 260 710
December 25th, 2022 320 92 251 663
December 18th, 2022 392 120 276 788
December 11th, 2022 446 89 276 811
December 4th, 2022 482 8 261 751
November 27th, 2022 487 0 289 776
November 20th, 2022 462 0 279 741
November 13th, 2022 455 0 291 746
November 6th, 2022 467 0 295 762
October 30th, 2022 462 0 292 754
October 23rd, 2022 514 0 331 845
October 16th, 2022 509 0 293 802
October 9th, 2022 461 0 317 778
October 2nd, 2022 474 0 306 780
September 25th, 2022 444 0 303 747
September 18th, 2022 438 0 287 725
September 11th, 2022 434 0 272 706
September 4th, 2022 448 0 291 739
August 28th, 2022 449 0 286 735
August 21st, 2022 439 0 288 727
August 14th, 2022 437 0 296 733
August 7th, 2022 450 0 292 742
July 31st, 2022 428 0 301 729
July 24th, 2022 439 0 307 746
July 17th, 2022 452 0 304 756
July 10th, 2022 448 0 282 730
July 3rd, 2022 457 0 296 753
June 26th, 2022 472 0 295 767
June 19th, 2022 400 0 283 683
June 12th, 2022 453 0 297 750
June 5th, 2022 396 0 291 687
May 29th, 2022 433 0 314 747
May 22nd, 2022 386 0 296 682
May 15th, 2022 396 0 288 684
May 8th, 2022 371 0 300 671
May 1st, 2022 373 0 298 671
April 24th, 2022 394 0 303 697
April 17th, 2022 362 0 302 664
April 10th, 2022 357 0 314 671
April 3rd, 2022 394 0 307 701
March 27th, 2022 404 0 307 711
March 20th, 2022 378 0 313 691
March 13th, 2022 375 0 311 686
March 6th, 2022 338 0 293 631
February 27th, 2022 319 0 296 615
February 20th, 2022 341 0 307 648
February 13th, 2022 357 0 323 680
February 6th, 2022 384 0 315 699
January 30th, 2022 322 0 308 630
January 23rd, 2022 344 0 309 653
January 16th, 2022 318 0 310 628
January 9th, 2022 324 0 300 624
January 2nd, 2022 286 0 291 577
December 26th, 2021 288 0 278 566
December 19th, 2021 322 0 292 614
December 12th, 2021 341 0 316 657
December 5th, 2021 319 0 349 668
November 28th, 2021 359 0 330 689
November 21st, 2021 321 0 326 647
November 14th, 2021 342 0 309 651
November 7th, 2021 304 0 307 611
October 31st, 2021 297 0 292 589
October 24th, 2021 315 0 307 622
October 17th, 2021 298 0 297 595
October 10th, 2021 299 0 306 605
October 3rd, 2021 289 0 299 588
September 26th, 2021 279 0 305 584
September 19th, 2021 309 0 282 591
September 12th, 2021 273 0 340 613
September 5th, 2021 307 0 295 602
August 29th, 2021 314 0 294 608
August 22nd, 2021 310 0 303 613
August 15th, 2021 299 0 290 589
August 8th, 2021 270 0 287 557
August 1st, 2021 259 0 283 542
July 25th, 2021 241 0 310 551
July 18th, 2021 231 0 295 526
July 11th, 2021 225 0 345 570
July 4th, 2021 221 0 308 529
June 27th, 2021 206 0 314 520
June 20th, 2021 175 0 320 495
June 13th, 2021 183 0 304 487
June 6th, 2021 191 0 310 501
May 30th, 2021 187 0 309 496
May 23rd, 2021 184 0 305 489
May 16th, 2021 190 0 302 492
May 9th, 2021 178 0 311 489
May 2nd, 2021 188 0 305 493
April 25th, 2021 177 0 301 478
April 18th, 2021 200 0 305 505
April 11th, 2021 176 0 294 470
April 4th, 2021 255 0 299 554
March 28th, 2021 253 0 309 562
March 21st, 2021 279 0 291 570
March 14th, 2021 257 0 315 572
March 7th, 2021 258 0 324 582
February 28th, 2021 297 0 314 611
February 21st, 2021 289 0 293 582
February 14th, 2021 267 0 306 573
February 7th, 2021 189 0 316 505
January 31st, 2021 264 0 308 572
January 24th, 2021 274 0 313 587
January 17th, 2021 234 0 315 549
January 10th, 2021 245 0 305 550
January 3rd, 2021 209 0 286 495
December 27th, 2020 194 0 270 464
December 20th, 2020 203 0 288 491
December 13th, 2020 229 0 290 519
December 6th, 2020 224 0 333 557
November 29th, 2020 237 0 297 534
November 22nd, 2020 236 0 320 556
November 15th, 2020 195 0 318 513
November 8th, 2020 122 0 338 460
November 1st, 2020 116 0 343 459
October 25th, 2020 74 0 343 417
October 18th, 2020 166 0 343 509
October 11th, 2020 134 0 341 475
October 4th, 2020 59 0 393 452
September 27th, 2020 51 0 413 464
September 20th, 2020 49 0 469 518
September 13th, 2020 46 0 452 498
September 6th, 2020 48 0 366 414
August 30th, 2020 39 0 442 481
August 23rd, 2020 31 0 459 490
August 16th, 2020 30 0 460 490
August 9th, 2020 18 0 469 487
August 2nd, 2020 14 0 430 444
July 26th, 2020 10 0 454 464
July 19th, 2020 13 0 472 485
July 12th, 2020 13 0 494 507
July 5th, 2020 11 0 498 509
June 28th, 2020 9 0 423 432
June 21st, 2020 12 0 470 482
June 14th, 2020 0 0 408 408
June 7th, 2020 0 0 468 468
May 31st, 2020 0 0 492 492
May 24th, 2020 0 0 479 479
May 17th, 2020 0 0 460 460
May 10th, 2020 0 0 450 450
May 3rd, 2020 0 0 447 447
April 26th, 2020 0 0 344 344
April 19th, 2020 0 0 425 425
April 12th, 2020 0 0 430 430
April 5th, 2020 0 0 388 388
March 29th, 2020 0 0 362 362
March 22nd, 2020 0 0 464 464
March 15th, 2020 0 0 482 482
March 8th, 2020 0 0 454 454
March 1st, 2020 0 0 435 435
February 23rd, 2020 0 0 441 441
February 16th, 2020 0 0 417 417
February 9th, 2020 0 0 419 419
February 2nd, 2020 0 0 392 392
January 26th, 2020 0 0 374 374
January 19th, 2020 0 0 369 369
January 12th, 2020 0 0 417 417
January 5th, 2020 0 0 373 373
December 29th, 2019 0 0 306 306
December 22nd, 2019 0 0 294 294
December 15th, 2019 0 0 354 354
December 8th, 2019 0 0 334 334
December 1st, 2019 0 0 309 309
November 24th, 2019 0 0 299 299
November 17th, 2019 0 0 309 309
November 10th, 2019 0 0 311 311
November 3rd, 2019 0 0 308 308
October 27th, 2019 0 0 320 320
October 20th, 2019 0 0 323 323
October 13th, 2019 0 0 309 309
October 6th, 2019 0 0 282 282
September 29th, 2019 0 0 276 276
September 22nd, 2019 0 0 267 267
September 15th, 2019 0 0 306 306
September 8th, 2019 0 0 261 261
September 1st, 2019 0 0 252 252
August 25th, 2019 0 0 247 247
August 18th, 2019 0 0 242 242
August 11th, 2019 0 0 237 237
August 4th, 2019 0 0 234 234
July 28th, 2019 0 0 225 225
July 21st, 2019 0 0 224 224
July 14th, 2019 0 0 231 231
July 7th, 2019 0 0 236 236
June 30th, 2019 0 0 218 218
June 23rd, 2019 0 0 236 236
June 16th, 2019 0 0 232 232
June 9th, 2019 0 0 232 232
June 2nd, 2019 0 0 220 220
May 26th, 2019 0 0 216 216
May 19th, 2019 0 0 216 216
May 12th, 2019 0 0 236 236
May 5th, 2019 0 0 223 223
April 28th, 2019 0 0 219 219
April 21st, 2019 0 0 232 232
April 14th, 2019 0 0 239 239
April 7th, 2019 0 0 245 245
March 31st, 2019 0 0 251 251
March 24th, 2019 0 0 256 256
March 17th, 2019 0 0 254 254
March 10th, 2019 0 0 231 231
March 3rd, 2019 0 0 253 253
February 24th, 2019 0 0 242 242
February 17th, 2019 0 0 259 259
February 10th, 2019 0 0 261 261
February 3rd, 2019 0 0 233 233
January 27th, 2019 0 0 223 223
January 20th, 2019 0 0 214 214
January 13th, 2019 0 0 211 211
January 6th, 2019 0 0 201 201
December 30th, 2018 0 0 197 197
December 23rd, 2018 0 0 185 185
December 16th, 2018 0 0 215 215
December 9th, 2018 0 0 203 203
December 2nd, 2018 0 0 207 207
November 25th, 2018 0 0 293 293
November 18th, 2018 0 0 382 382
November 11th, 2018 0 0 338 338
November 4th, 2018 0 0 335 335
October 28th, 2018 0 0 270 270
October 21st, 2018 0 0 242 242
October 14th, 2018 0 0 249 249
October 7th, 2018 0 0 366 366
September 30th, 2018 0 0 265 265
September 23rd, 2018 0 0 241 241
September 16th, 2018 0 0 230 230
September 9th, 2018 0 0 270 270
September 2nd, 2018 0 0 254 254
August 26th, 2018 0 0 255 255
August 19th, 2018 0 0 189 189
August 12th, 2018 0 0 184 184
August 5th, 2018 0 0 164 164
July 29th, 2018 0 0 180 180
July 22nd, 2018 0 0 184 184
July 15th, 2018 0 0 143 143
July 8th, 2018 0 0 153 153
July 1st, 2018 0 0 137 137
June 24th, 2018 0 0 159 159
June 17th, 2018 0 0 164 164
June 10th, 2018 0 0 166 166
June 3rd, 2018 0 0 198 198
May 27th, 2018 0 0 198 198
May 20th, 2018 0 0 177 177
May 13th, 2018 0 0 163 163
May 6th, 2018 0 0 156 156
April 29th, 2018 0 0 165 165
April 22nd, 2018 0 0 189 189
April 15th, 2018 0 0 247 247
April 8th, 2018 0 0 173 173
April 1st, 2018 0 0 215 215
March 25th, 2018 0 0 240 240
March 18th, 2018 0 0 177 177
March 11th, 2018 0 0 181 181
March 4th, 2018 0 0 111 111
February 25th, 2018 0 0 96 96
February 18th, 2018 0 0 95 95
February 11th, 2018 0 0 143 143
February 4th, 2018 0 0 111 111
January 28th, 2018 0 0 111 111
January 21st, 2018 0 0 114 114
January 14th, 2018 0 0 136 136
January 7th, 2018 0 0 125 125
December 31st, 2017 0 0 118 118
December 24th, 2017 0 0 127 127
December 17th, 2017 0 0 159 159
December 10th, 2017 0 0 137 137
December 3rd, 2017 0 0 130 130
November 26th, 2017 0 0 127 127
November 19th, 2017 0 0 178 178
November 12th, 2017 0 0 140 140
November 5th, 2017 0 0 149 149
October 29th, 2017 0 0 135 135
October 22nd, 2017 0 0 130 130
October 15th, 2017 0 0 146 146
October 8th, 2017 0 0 141 141
October 1st, 2017 0 0 235 235
September 24th, 2017 0 0 228 228
September 17th, 2017 0 0 148 148
September 10th, 2017 0 0 149 149
September 3rd, 2017 0 0 185 185
August 27th, 2017 0 0 203 203
August 20th, 2017 0 0 221 221
August 13th, 2017 0 0 132 132
August 6th, 2017 0 0 92 92
July 30th, 2017 0 0 23 23
July 23rd, 2017 0 0 37 37
July 16th, 2017 0 0 31 31
July 9th, 2017 0 0 140 140
July 2nd, 2017 0 0 52 52
June 25th, 2017 0 0 57 57
June 18th, 2017 0 0 40 40
June 11th, 2017 0 0 23 23
June 4th, 2017 0 0 16 16
May 28th, 2017 0 0 53 53
May 21st, 2017 0 0 9 9
May 14th, 2017 0 0 37 37
May 7th, 2017 0 0 11 11
April 30th, 2017 0 0 7 7
April 23rd, 2017 0 0 6 6
April 16th, 2017 0 0 7 7
April 9th, 2017 0 0 11 11
April 2nd, 2017 0 0 10 10
March 26th, 2017 0 0 9 9
March 19th, 2017 0 0 10 10
March 12th, 2017 0 0 9 9
March 5th, 2017 0 0 5 5
February 26th, 2017 0 0 7 7
February 19th, 2017 0 0 8 8
February 12th, 2017 0 0 9 9
February 5th, 2017 0 0 4 4
January 29th, 2017 0 0 2 2
January 22nd, 2017 0 0 4 4
January 15th, 2017 0 0 11 11
January 8th, 2017 0 0 3 3
January 1st, 2017 0 0 4 4
December 25th, 2016 0 0 6 6
December 18th, 2016 0 0 2 2
December 11th, 2016 0 0 2 2
December 4th, 2016 0 0 18 18
November 27th, 2016 0 0 18 18

Recent release usage

Release May 31st, 2026 May 24th, 2026 May 17th, 2026 May 10th, 2026 May 3rd, 2026 April 26th, 2026
2.0.0 45 45 45 45 47 46
2.1.0 5 8 8 8 7 6
2.1.1 16 17 16 17 17 13
2.1.2 6 7 8 6 6 8
2.1.3 201 242 476 454 467 481
2.1.4 1882 1868 1894 1440 1384 1373
8.x-1.0 0 0 1 0 0 0
8.x-1.1 15 14 16 16 16 17
8.x-1.2 40 43 46 45 47 43

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