Java projects for first-time contributors
This view ranks 81 Java projects for first-time contributors. It weighs responsiveness 35%, accessibility 30%, governance 15%, criticality 10% and rigor 10%.
Rated321929.3%Gated529948.2%Unrated248222.6%Hidden by this lens (1694)
Page 1 of 2 (81 rows)
| Rank | Repository | Score | Coverage | Tier | First reply (median) | No reply in 14 days | Quadrant | Δ rank | Flags | Audited stars | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | logisim-evolution/logisim-evolutionJava | 79.20 | 95% · Ceiling A | A (capped) | 5.8 hours | 3% | Sweet Spot | ▲25 | — | ||
| 12 | apache/dolphinschedulerJava | 76.15 | 85% · Ceiling A | A (capped) | 11.9 hours | 3% | Sweet Spot | ▲138 | — | ||
| 33 | plantuml/plantumlJava | 73.37 | 100% · Full | A | 6.7 hours | 8% | Sweet Spot | ▲55 | — | ||
| 41 | strimzi/strimzi-kafka-operatorJava | 72.74 | 78% · Ceiling B | B (capped) | 3.8 hours | 3% | Sweet Spot | ▲25 | — | ||
| 74 | apache/hertzbeatJava | 70.24 | 95% · Ceiling A | A (capped) | 3.4 days | 21% | Sweet Spot | ▲38 | — | ||
| 78 | apache/incubator-seataJava | 70.04 | 95% · Ceiling A | A (capped) | 38.2 hours | 29% | Sweet Spot | ▲174 | — | ||
| 108 | alibaba/spring-cloud-alibabaJava | 68.65 | 96% · Full | B | 5 hours | 30% | Sweet Spot | ▲312 | — | ||
| 110 | CaffeineMC/sodiumJava | 68.52 | 95% · Ceiling A | B | 3.2 hours | 4% | Nursery | ▲288 | — | ||
| 121 | apache/fesodJava | 68.03 | 86% · Ceiling A | B | 46.4 hours | 29% | Sweet Spot | ▲218 | — | ||
| 129 | crimera/pikoJava | 67.83 | 95% · Ceiling A | B | 3 hours | 2% | Sweet Spot | ▲158 | — | ||
| 149 | apache/skywalkingJava | 67.19 | 100% · Full | B | 2.2 hours | 0% | Nursery | ▲338 | — | ||
| 213 | redisson/redissonJava | 65.76 | 95% · Ceiling A | B | 15.4 hours | 21% | Sweet Spot | ▲203 | — | ||
| 263 | dependency-check/DependencyCheckJava | 64.79 | 91% · Ceiling A | B | 10.5 hours | 0% | Nursery | ▲313 | — | ||
| 271 | redis/jedisJava | 64.66 | 95% · Ceiling A | B | 35.7 hours | 9% | Sweet Spot | ▲55 | — | ||
| 278 | redis/lettuceJava | 64.57 | 100% · Full | B | 32.6 hours | 11% | Sweet Spot | ▲38 | — | ||
| 279 | TeamNewPipe/NewPipeJava | 64.53 | 90% · Ceiling A | B | 15.7 hours | 30% | Sweet Spot | ▲154 | — | ||
| 308 | AsamK/signal-cliJava | 64.12 | 95% · Ceiling A | B | 11.6 hours | 21% | Nursery | ▲226 | — | ||
| 332 | apache/dubboJava | 63.70 | 85% · Ceiling A | B | 28.8 hours | 54% | Nursery | ▲506 | — | ||
| 345 | AntennaPod/AntennaPodJava | 63.42 | 95% · Ceiling A | B | 13.8 hours | 15% | Sweet Spot | ▲68 | — | ||
| 366 | apolloconfig/apolloJava | 63.09 | 87% · Ceiling A | B | 43.2 hours | 6% | Sweet Spot | ▼95 | — | ||
| 420 | jMonkeyEngine/jmonkeyengineJava | 62.03 | 100% · Full | B | 8.1 hours | 53% | Sweet Spot | ▲266 | — | ||
| 433 | uber/NullAwayJava | 61.78 | 100% · Full | B | 12.6 hours | 3% | Nursery | ▲342 | — | ||
| 472 | stleary/JSON-javaJava | 61.05 | 81% · Ceiling A | B | 31.6 hours | 8% | Sweet Spot | ▲186 | — | ||
| 498 | mockito/mockitoJava | 60.75 | 87% · Ceiling A | B | 36.6 hours | 28% | Sweet Spot | ▼240 | — | ||
| 504 | diffplug/spotlessJava | 60.71 | 100% · Full | B | 2.2 days | 10% | Nursery | ▲385 | — | ||
| 507 | apache/incubator-kieJava | 60.69 | 90% · Ceiling A | B | 15.1 hours | 6% | Sweet Spot | ▼213 | — | ||
| 569 | aeron-io/aeronJava | 59.52 | 96% · Full | B | 15.2 hours | 4% | Nursery | ▲527 | — | ||
| 578 | eclipse-vertx/vert.xJava | 59.37 | 80% · Ceiling B | B (capped) | 9.5 hours | 30% | Sweet Spot | ▼151 | — | ||
| 663 | apache/zeppelinJava | 57.98 | 80% · Ceiling B | B (capped) | 11.7 hours | 9% | Sweet Spot | ▼173 | — | ||
| 669 | Netflix/zuulJava | 57.85 | 91% · Ceiling A | B | 15.5 hours | 33% | Nursery | ▲317 | — | ||
| 678 | liquibase/liquibaseJava | 57.73 | 80% · Ceiling B | B (capped) | 14.3 hours | 10% | Sweet Spot | ▼58 | — | ||
| 707 | apache/logging-log4j2Java | 57.27 | 100% · Full | B | 2.4 days | 35% | Sweet Spot | ▼347 | — | ||
| 711 | bethington/ghidra-mcpJava | 57.20 | 95% · Ceiling A | B | 6.3 days | 11% | Sweet Spot | ▲362 | — | ||
| 726 | binarywang/WxJavaJava | 56.97 | 86% · Ceiling A | B | 29.3 hours | 15% | Nursery | ▲359 | — | ||
| 729 | skylot/jadxJava | 56.94 | 100% · Full | B | 18.8 hours | 38% | Nursery | ▲969 | — | ||
| 734 | 648540858/wvp-GB28181-proJava | 56.86 | 75% · Ceiling B | B (capped) | — | 30% | Nursery | ▲832 | — | ||
| 737 | zxing/zxingJava | 56.78 | 85% · Ceiling A | B | 0.9 hours | 0% | Sweet Spot | ▼125 | — | ||
| 759 | awsdocs/aws-doc-sdk-examplesJava | 56.45 | 71% · Ceiling B | B (capped) | 20.5 hours | 15% | Nursery | ▲171 | — | ||
| 769 | spring-cloud/spring-cloud-gatewayJava | 56.39 | 96% · Full | B | 7.2 hours | 46% | Nursery | ▲292 | — | ||
| 785 | grpc/grpc-javaJava | 56.18 | 85% · Ceiling A | B | 18.4 hours | 16% | Sweet Spot | ▼162 | — | ||
| 800 | chinabugotech/hutoolJava | 55.96 | 80% · Ceiling B | B (capped) | — | 10% | Nursery | ▲697 | — | ||
| 807 | iBotPeaches/ApktoolJava | 55.86 | 82% · Ceiling A | B | 2.9 hours | — | Nursery | ▲839 | — | ||
| 814 | google/gsonJava | 55.67 | 96% · Full | B | 24.1 hours | 36% | Sweet Spot | ▼184 | — | ||
| 843 | kubernetes-client/javaJava | 55.02 | 76% · Ceiling B | B (capped) | 15 hours | 4% | Nursery | ▲347 | — | ||
| 872 | bisq-network/bisqJava | 54.56 | 80% · Ceiling B | C | 16.9 hours | 4% | Sweet Spot | ▲168 | — | ||
| 873 | PaperMC/PaperJava | 54.55 | 80% · Ceiling B | C | 8.9 hours | 30% | Sweet Spot | ▼372 | — | ||
| 884 | apache/flink-cdcJava | 54.40 | 100% · Full | C | 46 hours | 43% | Nursery | ▲504 | — | ||
| 946 | TNG/ArchUnitJava | 53.35 | 87% · Ceiling A | C | 32.1 hours | 10% | Nursery | ▲255 | — | ||
| 965 | graphhopper/graphhopperJava | 53.04 | 86% · Ceiling A | C | 17.6 hours | 25% | Nursery | ▲565 | — | ||
| 969 | OpenFeign/feignJava | 52.98 | 85% · Ceiling A | C | 2 days | 33% | Sweet Spot | ▼134 | — |
#495% · Ceiling A
Score 79.20 · A (capped)
First reply (median) 5.8 hours · No reply in 14 days 3%
Sweet Spot ▲25
#1285% · Ceiling A
Score 76.15 · A (capped)
First reply (median) 11.9 hours · No reply in 14 days 3%
Sweet Spot ▲138
#33100% · Full
Score 73.37 · A
First reply (median) 6.7 hours · No reply in 14 days 8%
Sweet Spot ▲55
#4178% · Ceiling B
Score 72.74 · B (capped)
First reply (median) 3.8 hours · No reply in 14 days 3%
Sweet Spot ▲25
#7495% · Ceiling A
apache/hertzbeatJava
Score 70.24 · A (capped)
First reply (median) 3.4 days · No reply in 14 days 21%
Sweet Spot ▲38
#7895% · Ceiling A
Score 70.04 · A (capped)
First reply (median) 38.2 hours · No reply in 14 days 29%
Sweet Spot ▲174
#10896% · Full
Score 68.65 · B
First reply (median) 5 hours · No reply in 14 days 30%
Sweet Spot ▲312
#11095% · Ceiling A
Score 68.52 · B
First reply (median) 3.2 hours · No reply in 14 days 4%
Nursery ▲288
#12186% · Ceiling A
apache/fesodJava
Score 68.03 · B
First reply (median) 46.4 hours · No reply in 14 days 29%
Sweet Spot ▲218
#12995% · Ceiling A
crimera/pikoJava
Score 67.83 · B
First reply (median) 3 hours · No reply in 14 days 2%
Sweet Spot ▲158
#149100% · Full
Score 67.19 · B
First reply (median) 2.2 hours · No reply in 14 days 0%
Nursery ▲338
#21395% · Ceiling A
Score 65.76 · B
First reply (median) 15.4 hours · No reply in 14 days 21%
Sweet Spot ▲203
#26391% · Ceiling A
Score 64.79 · B
First reply (median) 10.5 hours · No reply in 14 days 0%
Nursery ▲313
#27195% · Ceiling A
redis/jedisJava
Score 64.66 · B
First reply (median) 35.7 hours · No reply in 14 days 9%
Sweet Spot ▲55
#278100% · Full
redis/lettuceJava
Score 64.57 · B
First reply (median) 32.6 hours · No reply in 14 days 11%
Sweet Spot ▲38
#27990% · Ceiling A
Score 64.53 · B
First reply (median) 15.7 hours · No reply in 14 days 30%
Sweet Spot ▲154
#30895% · Ceiling A
AsamK/signal-cliJava
Score 64.12 · B
First reply (median) 11.6 hours · No reply in 14 days 21%
Nursery ▲226
#33285% · Ceiling A
apache/dubboJava
Score 63.70 · B
First reply (median) 28.8 hours · No reply in 14 days 54%
Nursery ▲506
#34595% · Ceiling A
Score 63.42 · B
First reply (median) 13.8 hours · No reply in 14 days 15%
Sweet Spot ▲68
#36687% · Ceiling A
Score 63.09 · B
First reply (median) 43.2 hours · No reply in 14 days 6%
Sweet Spot ▼95
#420100% · Full
Score 62.03 · B
First reply (median) 8.1 hours · No reply in 14 days 53%
Sweet Spot ▲266
#433100% · Full
uber/NullAwayJava
Score 61.78 · B
First reply (median) 12.6 hours · No reply in 14 days 3%
Nursery ▲342
#47281% · Ceiling A
Score 61.05 · B
First reply (median) 31.6 hours · No reply in 14 days 8%
Sweet Spot ▲186
#49887% · Ceiling A
mockito/mockitoJava
Score 60.75 · B
First reply (median) 36.6 hours · No reply in 14 days 28%
Sweet Spot ▼240
#504100% · Full
Score 60.71 · B
First reply (median) 2.2 days · No reply in 14 days 10%
Nursery ▲385
#50790% · Ceiling A
Score 60.69 · B
First reply (median) 15.1 hours · No reply in 14 days 6%
Sweet Spot ▼213
#56996% · Full
aeron-io/aeronJava
Score 59.52 · B
First reply (median) 15.2 hours · No reply in 14 days 4%
Nursery ▲527
#57880% · Ceiling B
Score 59.37 · B (capped)
First reply (median) 9.5 hours · No reply in 14 days 30%
Sweet Spot ▼151
#66380% · Ceiling B
apache/zeppelinJava
Score 57.98 · B (capped)
First reply (median) 11.7 hours · No reply in 14 days 9%
Sweet Spot ▼173
#66991% · Ceiling A
Netflix/zuulJava
Score 57.85 · B
First reply (median) 15.5 hours · No reply in 14 days 33%
Nursery ▲317
#67880% · Ceiling B
Score 57.73 · B (capped)
First reply (median) 14.3 hours · No reply in 14 days 10%
Sweet Spot ▼58
#707100% · Full
Score 57.27 · B
First reply (median) 2.4 days · No reply in 14 days 35%
Sweet Spot ▼347
#71195% · Ceiling A
Score 57.20 · B
First reply (median) 6.3 days · No reply in 14 days 11%
Sweet Spot ▲362
#72686% · Ceiling A
Score 56.97 · B
First reply (median) 29.3 hours · No reply in 14 days 15%
Nursery ▲359
#729100% · Full
skylot/jadxJava
Score 56.94 · B
First reply (median) 18.8 hours · No reply in 14 days 38%
Nursery ▲969
#73475% · Ceiling B
Score 56.86 · B (capped)
First reply (median) — · No reply in 14 days 30%
Nursery ▲832
#73785% · Ceiling A
zxing/zxingJava
Score 56.78 · B
First reply (median) 0.9 hours · No reply in 14 days 0%
Sweet Spot ▼125
#75971% · Ceiling B
Score 56.45 · B (capped)
First reply (median) 20.5 hours · No reply in 14 days 15%
Nursery ▲171
#76996% · Full
Score 56.39 · B
First reply (median) 7.2 hours · No reply in 14 days 46%
Nursery ▲292
#78585% · Ceiling A
grpc/grpc-javaJava
Score 56.18 · B
First reply (median) 18.4 hours · No reply in 14 days 16%
Sweet Spot ▼162
#80080% · Ceiling B
Score 55.96 · B (capped)
First reply (median) — · No reply in 14 days 10%
Nursery ▲697
#80782% · Ceiling A
Score 55.86 · B
First reply (median) 2.9 hours · No reply in 14 days —
Nursery ▲839
#81496% · Full
google/gsonJava
Score 55.67 · B
First reply (median) 24.1 hours · No reply in 14 days 36%
Sweet Spot ▼184
#84376% · Ceiling B
Score 55.02 · B (capped)
First reply (median) 15 hours · No reply in 14 days 4%
Nursery ▲347
#87280% · Ceiling B
Score 54.56 · C
First reply (median) 16.9 hours · No reply in 14 days 4%
Sweet Spot ▲168
#87380% · Ceiling B
PaperMC/PaperJava
Score 54.55 · C
First reply (median) 8.9 hours · No reply in 14 days 30%
Sweet Spot ▼372
#884100% · Full
apache/flink-cdcJava
Score 54.40 · C
First reply (median) 46 hours · No reply in 14 days 43%
Nursery ▲504
#94687% · Ceiling A
TNG/ArchUnitJava
Score 53.35 · C
First reply (median) 32.1 hours · No reply in 14 days 10%
Nursery ▲255
#96586% · Ceiling A
Score 53.04 · C
First reply (median) 17.6 hours · No reply in 14 days 25%
Nursery ▲565
#96985% · Ceiling A
OpenFeign/feignJava
Score 52.98 · C
First reply (median) 2 days · No reply in 14 days 33%
Sweet Spot ▼134
Page 1 of 2 (81 rows)