Top 100 Maven JAR Download – Popular Java Libraries (Direct from Maven Central)

How to use this Top 100 page

1. Choose a category such as Spring / Backend, Apache Commons, or JSON / HTTP.
2. Click a library name and you’ll be redirected to MavenJarLanding.php?artifact={artifactId}.
3. On that page you can download the JAR, see available versions, and copy Maven/Gradle dependency snippets.

Note: This Top 100 list is not an official ranking. It’s based on common usage and popularity across the Java ecosystem.

Spring / Backend Frameworks

Spring Backend

spring-core JAR download – core of Spring Framework
spring-context JAR download – dependency injection, application context
spring-boot-starter-web JAR download – RESTful web, embedded Tomcat
spring-boot-starter JAR download – base starter for Spring Boot
spring-webmvc JAR download – Spring MVC (DispatcherServlet)
spring-security-core JAR download – core security, authentication/authorization
spring-security-web JAR download – web security filters
spring-jdbc JAR download – JDBC helper, templates
spring-tx JAR download – transaction management
spring-boot-autoconfigure JAR download – auto-configuration for Spring Boot

Apache Commons & Logging

Apache Utilities

commons-lang3 JAR download – String, number, object utilities
commons-io JAR download – I/O utilities
commons-codec JAR download – encoding/decoding (Base64, Hex, etc.)
commons-collections4 JAR download – collection utilities
commons-compress JAR download – ZIP, TAR and compression helpers
log4j-core JAR download – logging engine
log4j-api JAR download – Log4j API layer
httpclient JAR download – Apache HttpClient
httpcore JAR download – HTTP transport core
poi JAR download – Excel/Office file handling
poi-ooxml JAR download – OOXML (xlsx, docx)
tika-core JAR download – content detection and extraction
lucene-core JAR download – search engine core

JSON, HTTP Client & General Utilities

JSON HTTP Utility

gson JAR download – JSON (Google)
jackson-core JAR download
jackson-databind JAR download
jackson-annotations JAR download
okhttp JAR download
okio JAR download
retrofit JAR download
jsoup JAR download – HTML parser
guava JAR download – Google core utilities

Database & JDBC Drivers

Database

Logging (SLF4J / Logback)

Logging

Testing & Build Tools

Testing

Kotlin, Scala & Groovy

JVM Languages

Security & Cryptography

Security Crypto

Networking & Server Frameworks

Networking

Serialization & Data Formats

Serialization

Messaging, Big Data & Streaming

Kafka Big Data

Utilities & Other Popular Libraries

Misc