Apache Cassandra: Activity

Year	Commits (% of all)	Lines added	Lines removed
2026	898 (2.8%)	178,136	32,667
2025	1,007 (3.1%)	221,598	60,490
2024	944 (2.9%)	197,403	101,600
2023	1,367 (4.2%)	413,221	180,916
2022	1,115 (3.4%)	324,251	82,426
2021	1,206 (3.7%)	179,302	66,386
2020	1,035 (3.2%)	358,543	36,206
2019	474 (1.5%)	83,270	34,746
2018	705 (2.2%)	98,941	24,863
2017	1,406 (4.3%)	74,071	29,372
2016	2,786 (8.6%)	178,094	179,766
2015	3,910 (12.0%)	288,568	129,540
2014	4,150 (12.8%)	192,523	128,658
2013	3,142 (9.7%)	148,211	86,920
2012	2,605 (8.0%)	135,896	71,044
2011	2,851 (8.8%)	211,426	165,893
2010	1,862 (5.7%)	190,809	109,500
2009	1,025 (3.2%)	224,081	154,902

Month	Commits	Lines added	Lines removed
2026-10	87	20,435	3,604
2026-09	123	52,249	10,624
2026-08	139	22,120	1,870
2026-07	111	10,425	1,773
2026-06	119	10,143	1,992
2026-05	86	19,793	6,712
2026-04	77	19,603	1,028
2026-03	78	7,675	2,044
2026-02	42	4,205	1,819
2026-01	36	11,488	1,201
2025-12	56	22,093	9,240
2025-11	48	9,339	1,577
2025-10	55	9,058	2,470
2025-09	59	12,721	3,901
2025-08	84	19,751	2,777
2025-07	71	34,559	8,252
2025-06	39	19,225	1,991
2025-05	85	9,164	2,248
2025-04	123	30,835	6,411
2025-03	133	19,746	7,324
2025-02	117	20,472	9,836
2025-01	137	14,635	4,463
2024-12	36	8,487	4,643
2024-11	101	12,160	6,776
2024-10	82	26,478	12,617
2024-09	109	21,766	29,007
2024-08	72	9,649	3,264
2024-07	81	13,615	6,594
2024-06	54	26,188	9,989
2024-05	67	7,956	2,723
2024-04	108	18,908	6,005
2024-03	63	30,191	10,118
2024-02	79	7,250	3,014
2024-01	92	14,755	6,850
2023-12	81	43,857	8,958
2023-11	148	88,774	28,061
2023-10	124	23,463	3,425
2023-09	119	22,242	8,917
2023-08	202	17,535	9,410
2023-07	103	17,505	59,361
2023-06	112	38,597	12,437
2023-05	103	13,524	2,754
2023-04	89	29,033	3,560
2023-03	106	21,877	30,495
2023-02	67	44,706	8,060
2023-01	113	52,108	5,478
2022-12	55	13,767	1,314
2022-11	116	35,313	10,270
2022-10	97	47,650	8,993
2022-09	62	8,701	3,825
2022-08	115	15,183	3,437
2022-07	82	4,298	1,413
2022-06	97	12,873	6,399
2022-05	123	11,850	4,889
2022-04	72	17,317	5,062
2022-03	130	13,000	3,324
2022-02	106	10,233	5,472
2022-01	60	134,066	28,028
2021-12	30	5,618	721
2021-11	75	19,251	8,199
2021-10	87	9,756	798
2021-09	137	34,573	3,908
2021-08	105	13,439	2,263
2021-07	144	24,346	11,420
2021-06	158	12,478	6,971
2021-05	105	19,531	6,191
2021-04	125	4,979	2,170
2021-03	107	7,136	11,206
2021-02	65	2,599	511
2021-01	68	25,596	12,028
2020-12	61	15,837	8,056
2020-11	94	18,074	2,707
2020-10	112	18,725	3,515
2020-09	62	223,580	2,707
2020-08	94	7,105	1,398
2020-07	107	5,283	1,652
2020-06	65	4,849	643
2020-05	66	8,905	1,174
2020-04	109	5,992	2,774
2020-03	81	37,970	7,661
2020-02	85	4,790	2,784
2020-01	99	7,433	1,135
2019-12	34	3,686	1,273
2019-11	38	3,012	399
2019-10	64	11,135	3,579
2019-09	19	4,493	1,335
2019-08	47	2,278	1,222
2019-07	34	2,684	1,387
2019-06	34	32,755	17,415
2019-05	24	541	186
2019-04	32	1,647	457
2019-03	34	10,368	4,741
2019-02	60	9,040	1,995
2019-01	54	1,631	757
2018-12	38	2,723	562
2018-11	68	4,633	1,015
2018-10	39	2,211	583
2018-09	53	8,079	4,295
2018-08	61	23,499	3,289
2018-07	46	15,880	4,523
2018-06	47	3,203	1,143
2018-05	60	14,925	3,022
2018-04	85	6,172	1,217
2018-03	78	7,925	3,136
2018-02	86	8,095	984
2018-01	44	1,596	1,094
2017-12	86	6,572	1,592
2017-11	47	10,483	5,564
2017-10	65	8,989	7,468
2017-09	146	8,171	2,812
2017-08	138	4,274	1,115
2017-07	99	5,912	1,105
2017-06	93	5,861	1,215
2017-05	84	2,101	279
2017-04	151	4,101	1,551
2017-03	183	8,168	1,591
2017-02	168	5,180	947
2017-01	146	4,259	4,133
2016-12	202	4,541	2,895
2016-11	164	26,481	121,296
2016-10	206	7,429	2,859
2016-09	133	8,415	10,335
2016-08	269	27,498	7,568
2016-07	254	9,581	4,357
2016-06	242	19,344	2,816
2016-05	263	10,403	5,951
2016-04	233	19,015	7,783
2016-03	251	15,319	5,766
2016-02	256	19,744	5,105
2016-01	313	10,324	3,035
2015-12	299	51,433	3,885
2015-11	409	12,632	6,297
2015-10	337	9,501	8,245
2015-09	379	28,270	14,015
2015-08	505	30,713	14,167
2015-07	321	37,565	20,738
2015-06	302	30,421	23,510
2015-05	364	25,910	15,366
2015-04	248	19,653	6,385
2015-03	321	23,776	7,904
2015-02	175	5,754	2,158
2015-01	250	12,940	6,870
2014-12	179	14,282	7,555
2014-11	199	12,692	5,951
2014-10	291	10,954	4,942
2014-09	294	58,838	54,062
2014-08	603	9,826	7,202
2014-07	385	10,592	6,987
2014-06	340	8,025	4,216
2014-05	500	13,928	6,002
2014-04	357	13,041	5,465
2014-03	406	14,932	7,777
2014-02	354	11,019	11,188
2014-01	242	14,394	7,311
2013-12	201	17,984	9,708
2013-11	241	4,727	1,289
2013-10	438	16,512	7,879
2013-09	332	6,249	3,143
2013-08	336	10,974	5,659
2013-07	230	10,003	7,155
2013-06	219	14,693	8,459
2013-05	249	16,305	12,405
2013-04	253	12,804	10,351
2013-03	228	4,780	3,840
2013-02	173	8,776	5,407
2013-01	242	24,404	11,625
2012-12	258	9,216	6,229
2012-11	292	7,230	4,442
2012-10	225	14,481	4,005
2012-09	212	11,563	5,436
2012-08	92	9,836	4,074
2012-07	193	7,731	4,492
2012-06	145	10,498	3,180
2012-05	230	10,806	3,915
2012-04	233	9,054	4,036
2012-03	249	8,015	7,008
2012-02	303	12,567	10,547
2012-01	173	24,899	13,680
2011-12	185	16,537	11,287
2011-11	201	8,202	2,522
2011-10	254	5,092	11,156
2011-09	328	10,788	18,178
2011-08	225	35,927	9,048
2011-07	156	27,852	26,184
2011-06	193	11,052	32,128
2011-05	260	8,814	7,818
2011-04	264	21,311	25,042
2011-03	293	40,335	8,656
2011-02	252	13,888	4,389
2011-01	240	11,628	9,485
2010-12	220	26,959	5,779
2010-11	167	5,341	3,018
2010-10	194	14,635	12,901
2010-09	221	15,678	8,041
2010-08	155	11,174	11,175
2010-07	163	20,005	7,363
2010-06	106	8,937	5,759
2010-05	122	11,408	8,056
2010-04	122	20,421	13,048
2010-03	89	15,258	7,754
2010-02	134	23,849	13,061
2010-01	169	17,144	13,545
2009-12	157	13,453	7,739
2009-11	95	7,682	3,668
2009-10	92	6,905	5,223
2009-09	76	7,278	10,611
2009-08	124	16,145	20,018
2009-07	88	44,669	47,100
2009-06	69	5,787	14,444
2009-05	85	12,831	9,271
2009-04	135	20,718	22,689
2009-03	104	88,613	14,139

UTC offset	Commits	Share
UTC-08:00	880	2.7%
UTC-07:00	1,784	5.5%
UTC-06:00	2,421	7.5%
UTC-05:00	6,310	19.4%
UTC-04:00	2,112	6.5%
UTC-03:00	86	0.3%
UTC-02:00	56	0.2%
UTC+00:00	6,763	20.8%
UTC+01:00	4,997	15.4%
UTC+02:00	4,828	14.9%
UTC+03:00	1,403	4.3%
UTC+04:00	24	0.1%
UTC+05:30	77	0.2%
UTC+06:00	16	0.0%
UTC+07:00	39	0.1%
UTC+08:00	441	1.4%
UTC+09:00	49	0.2%
UTC+09:30	1	0.0%
UTC+10:00	82	0.3%
UTC+11:00	93	0.3%
UTC+12:00	11	0.0%
UTC+13:00	15	0.0%

Activity

Commits by year

Commits by year/month

Weekly activity

Punch card

Month of year

Commits by timezone

Day	0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	Total
Hour	545	408	365	229	215	261	254	378	869	1,728	2,467	2,536	2,172	2,314	2,617	2,863	2,588	2,278	1,695	1,289	1,224	1,304	1,082	807
Mon	34	27	19	20	26	40	42	84	142	347	360	321	346	365	424	497	436	382	295	265	238	235	175	137	5,257 (16.2%)
Tue	112	69	73	39	46	37	49	82	173	341	485	442	431	448	559	604	545	497	342	185	218	251	229	168	6,425 (19.8%)
Wed	106	79	66	24	28	37	64	63	173	306	501	584	470	496	594	595	582	448	363	297	245	214	219	162	6,716 (20.7%)
Thu	66	88	51	45	24	50	41	74	152	353	545	512	367	424	468	491	437	419	309	192	221	261	195	123	5,908 (18.2%)
Fri	92	44	85	53	34	52	42	56	191	333	483	541	458	463	448	576	485	422	274	264	188	209	153	111	6,057 (18.6%)
Sat	79	70	49	28	31	36	13	13	32	23	64	81	62	61	52	71	63	61	62	55	45	58	41	53	1,203 (3.7%)
Sun	56	31	22	20	26	9	3	6	6	25	29	55	38	57	72	29	40	49	50	31	69	76	70	53	922 (2.8%)