Java Versions

Java 8 LTS (March 2014)

• Lambda
• Stream
• Method reference
• Interface default method
• Interface static method
• Optional

More

Java 9 (September 2017)

• Try-with-resources improvement
• Diamond operator for anonymous inner class
• Interface private method
• New http client (incubator module)
• Jigsaw

More

Java 10 (March 2018)

• Var keyword (inferred type)
• ToUnmodifiable*
• Docker container awareness

More

Java 11 LTS (September 2018)

• New string methods (is blank, strip, strip leading, repeat)
• Not predicate
• Collection with toArray function (int function arg)
• Var in lambda
• New http client (standard feature)
• Running Java Files

More

Java 12 (March 2019)

• New string methods (indent, ...)
• Mismatch between files
• Teeing collector
• Switch Expressions (Preview)
• Pattern Matching for instanceof (Preview)

More

Java 13 (September 2019)

• Z garbage collector low-latency garbage collection mechanism (returns uncommitted memory to the operating system by default)

More

Java 14 (March 2020)

• Switch expression
• String text blocks
• Pattern Matching Type Checks (Preview)
• Records (Preview)

More

Java 15 (September 2020)

• Records (Preview)
• Sealed classes (Preview)
• Hidden classes
• Pattern Matching Type Checks (Preview)

More

Java 16 (March 2021)

• Records
• Pattern Matching Type Checks
• Sealed classes (Second preview)
• Vector API (First Incubator)

Java 17 LTS (September 2021)

• Sealed classes
• Vector API (Second Incubator)
• Pattern Matching for switch (preview)

More

Java 18 (March 2022)

• UTF-8 by Default
• Simple Web Server
• Code Snippets in Java API Documentation
• Vector API (Third Incubator)

More

Java 19 (September 2022)

• Nested Record Pattern Matching (Preview)
• Pattern Matching for Switch (Preview)
• Virtual Threads (Preview)

More Voxxed Days

Java 20 (March 2023)

• Record Patterns improvements: usage in for-each

More

Java 21 LTS (September 2023)

• Unnamed Patterns and Variables (Preview)
• Unnamed Classes and Instance Main Methods (Preview)
• String Templates (Preview)

More More

Java 22 LTS (March 2024)

• Unnamed Patterns and Variables (Final)
• Foreign Function & Memory API
• Stream Gatherers
• Class-File API
• Statements Before Super (Preview)
• Structured Concurrency (Preview)
• Scoped Values (Preview)
• Implicitly Declared Classes and Instance Main Methods (Preview)
• Vector API (7th Incubating version)

More Scoped Values

Java 23 (September 2024)

• Scoped Value (Preview)
• Primitive Types in Patterns, instanceof, and switch (Preview)

More

Java 24 (March 2025)

• Stream Gatherers
• Primitive Types in Patterns, instanceof, and switch (Preview)

More

Java 25 (September 2025)

• Primitive instanceof in if
• Scoped Values

More