# popular
# 2018排名Top 100Java类库
| Library | 数量 |
|---|---|
| com.fasterxml.jackson | 498 |
| org.apache.hadoop | 460 |
| org.junit | 429 |
| org.junit.runner | 339 |
org.springframework.web | 339 |
| org.springframework.boot | 338 |
| org.eclipse.jetty | 311 |
| org.springframework.security | 285 |
| com.amazonaws.services | 219 |
| org.apache.http.client | 200 |
| org.springframework.test | 195 |
| org.apache.shiro | 192 |
| org.springframework.data | 189 |
| org.springframework.beans | 179 |
| org.apache.commons.lang3 | 146 |
| io.netty.channel | 141 |
| org.springframework.core | 140 |
| com.google.inject | 130 |
| org.springframework.context | 128 |
| io.netty.handler | 125 |
| org.apache.lucene | 124 |
| org.jboss.netty | 124 |
| org.apache.commons.lang | 124 |
| org.apache.ibatis | 123 |
| org.apache.http.impl | 120 |
| ch.qos.logback | 114 |
| org.apache.maven | 114 |
org.apache.commons.io | 112 |
| org.apache.curator | 110 |
| org.mockito | 110 |
| com.google.gson | 109 |
| org.slf4j | 108 |
| junit.framework | 102 |
| org.eclipse.aether | 99 |
| org.elasticsearch.common | 99 |
| com.google.common.collect | 99 |
| org.hamcrest | 98 |
| com.google.api | 92 |
| org.apache.commons.codec | 91 |
| org.openjdk.jmh | 89 |
| com.google.common.base | 88 |
| com.codahale.metrics | 86 |
| org.apache.http.conn | 85 |
| org.joda.time | 83 |
| org.apache.ignite | 82 |
| org.apache.logging | 82 |
| com.google.gwt | 80 |
| org.apache.zookeeper | 79 |
| org.codehaus.groovy | 73 |
| org.apache.thrift | 72 |
| org.mockito.internal | 72 |
| org.apache.activemq | 71 |
com.google.common.io | 70 |
| com.intellij.openapi | 69 |
| org.apache.camel | 69 |
| org.assertj.core | 69 |
| org.apache.avro | 67 |
| org.openqa.selenium | 67 |
| org.hamcrest.core | 66 |
| org.elasticsearch.action.admin | 66 |
| com.bumptech.glide | 65 |
| org.apache.log4j | 65 |
| org.codehaus.jackson | 65 |
| org.springframework.jdbc | 65 |
| org.glassfish.jersey | 64 |
| org.apache.commons.compress | 62 |
| org.eclipse.jdt | 61 |
| com.thoughtworks.xstream | 60 |
| org.apache.kafka | 58 |
| org.w3c.dom | 58 |
| org.xml.sax | 58 |
| org.springframework.transaction | 57 |
| org.apache.http.entity | 57 |
| org.apache.spark | 56 |
| org.elasticsearch.search | 56 |
| org.springframework.cloud | 55 |
| org.mockito.stubbing | 55 |
| org.apache.calcite | 54 |
| com.google.common.util | 54 |
| org.apache.solr | 53 |
| io.netty.util | 52 |
| org.mockito.invocation | 52 |
| org.apache.directory | 51 |
| com.alibaba.otter | 50 |
| backtype.storm | 48 |
| org.junit.experimental | 48 |
| org.junit.internal | 48 |
| org.springframework.util | 48 |
| org.apache.velocity | 47 |
| com.google.common.annotations | 47 |
| com.google.common.cache | 47 |
| org.eclipse.che | 46 |
| io.netty.channel.socket | 45 |
| io.undertow.server | 44 |
| org.apache.commons.collections | 44 |
| org.objectweb.asm | 42 |
| com.google.common.primitives | 42 |
| com.datastax.driver | 41 |
| org.json | 41 |
| org.apache.commons.math3 | 41 |
# 2019排名Top 100Java类库
| 排序 | 库 | 引用数量 |
|---|---|---|
| 1 | org.apache.hadoop | 1209 |
| 2 | org.apache.camel | 985 |
| 3 | org.apache.commons | 969 |
| 4 | org.apache.ignite | 839 |
| 5 | org.apache.http | 806 |
| 6 | org.springframework.boot | 805 |
| 7 | com.amazonaws.services | 790 |
| 8 | com.google.common | 624 |
| 9 | org.apereo.cas | 575 |
| 10 | com.fasterxml.jackson | 569 |
| 11 | org.jboss.as | 554 |
| 12 | org.springframework.security | 528 |
| 13 | org.pentaho.di | 525 |
| 14 | com.navercorp.pinpoint | 474 |
| 15 | org.springframework.web | 403 |
| 16 | com.facebook.buck | 392 |
| 17 | org.eclipse.jetty | 376 |
| 18 | com.thoughtworks.go | 344 |
| 19 | com.alibaba.otter | 331 |
| 20 | org.springframework.data | 282 |
| 21 | com.yahoo.vespa | 277 |
| 22 | org.apache.beam | 265 |
| 23 | com.dianping.cat | 261 |
| 24 | com.orientechnologies.orient | 259 |
| 25 | com.facebook.presto | 236 |
| 26 | com.google.devtools | 233 |
| 27 | org.apache.shiro | 225 |
| 28 | org.killbill.billing | 222 |
| 29 | org.springframework.beans | 213 |
| 30 | org.springframework.test | 210 |
| 31 | org.hswebframework.web | 196 |
| 32 | org.apache.lucene | 195 |
| 33 | org.junit | 195 |
| 34 | org.junit.runner | 191 |
| 35 | io.netty.channel | 180 |
| 36 | org.activiti.engine | 176 |
| 37 | org.springframework.core | 175 |
| 38 | net.java.sip | 164 |
| 39 | io.netty.handler | 160 |
| 40 | org.junit.runners | 157 |
| 41 | com.google.api | 154 |
| 42 | org.elasticsearch.common | 152 |
| 43 | org.openqa.selenium | 151 |
| 44 | org.springframework.context | 147 |
| 45 | org.apache.cassandra | 146 |
| 46 | org.sonar.server | 146 |
| 47 | org.elasticsearch.action | 145 |
| 48 | com.google.inject | 143 |
| 49 | com.github.ltsopensource | 142 |
| 50 | org.apache.maven | 140 |
| 51 | ch.qos.logback | 134 |
| 52 | org.apache.cxf | 132 |
| 53 | org.apache.ibatis | 131 |
| 54 | com.google.security | 129 |
| 55 | com.google.gson | 128 |
| 56 | com.baidu.disconf | 126 |
| 57 | org.apache.logging | 123 |
| 58 | javax.xml.transform | 117 |
| 59 | org.apache.activemq | 117 |
| 60 | com.intellij.openapi | 116 |
| 61 | org.slf4j | 116 |
| 62 | weixin.popular.bean | 115 |
| 63 | org.apache.directory | 114 |
| 64 | org.springframework.http | 112 |
| 65 | org.mockito | 110 |
| 66 | javax.ws.rs | 108 |
| 67 | org.springframework.cloud | 108 |
| 68 | com.alibaba.jstorm | 107 |
| 69 | org.hamcrest | 107 |
| 70 | com.linecorp.armeria | 106 |
| 71 | com.ctrip.framework | 105 |
| 72 | org.codehaus.groovy | 105 |
| 73 | org.junit.rules | 105 |
| 74 | org.openjdk.jmh | 105 |
| 75 | junit.framework | 104 |
| 76 | javax.security.auth | 103 |
| 77 | org.apache.jmeter | 103 |
| 78 | org.apache.zookeeper | 102 |
| 79 | org.glassfish.jersey | 99 |
| 80 | org.graylog.plugins | 99 |
| 81 | org.jboss.netty | 99 |
| 82 | io.github.resilience4j | 97 |
| 83 | javax.annotation | 97 |
| 84 | com.hankcs.hanlp | 96 |
| 85 | org.apache.curator | 96 |
| 86 | com.thinkaurelius.titan | 95 |
| 87 | org.assertj.core | 93 |
| 88 | org.xml.sax | 92 |
| 89 | org.apache.zeppelin | 89 |
| 90 | im.actor.core | 87 |
| 91 | javax.servlet.http | 87 |
| 92 | org.eclipse.aether | 87 |
| 93 | com.codahale.metrics | 85 |
| 94 | org.flowable.cmmn | 85 |
| 95 | org.flowable.engine | 85 |
| 96 | org.apache.flink | 84 |
| 97 | org.joda.time | 83 |
| 98 | net.runelite.client | 82 |
| 99 | org.apache.kafka | 82 |