Inside Java
News and views from members of the Java team at Oracle
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Project Leyden
The primary goal of Project Leyden is to improve the startup time, time to peak performance, and footprint of Java programs.
2026
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Java - The Year of the Runtime!
- Episode 70 “AOT Caching - Netflix' Practice vs OpenJDK's Theory” [I/O]
- Episode 62 “JDK 27 + Valhalla, Now! + Hackathon” [IJN]
- Can Java Microservices Be As Fast As Go? A 2026 Benchmark Update
-
Java AOT in Production at Netflix
- Episode 46 “Java's Plans for 2026” [IJN]
- Run Into the New Year with Java’s Ahead-of-Time Cache Optimizations
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Java's Plans for 2026 - Inside Java Newscast #104
2025
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Java's 2025 in Review - Inside Java Newscast #103
- JEP targeted to JDK 26: 516: Ahead-of-Time Object Caching with Any GC
-
Supercharge your JVM Performance with Project Leyden and Spring Boot
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Assembling Project Leyden #JVMLS
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Reviewing the JDK 25 Release Notes - Inside Java Newscast #98
-
Ahead-of-Time Computation #RoadTo25
- JEP targeted to JDK 25: 515: Ahead-of-Time Method Profiling
-
Project Leyden's AOT - Shifting Java Startup into High Gear
- JEP targeted to JDK 25: 514: Ahead-of-Time Command-Line Ergonomics
- Ubuntu Ships Java, Spring, AOT
- Episode 36 “Ahead of Time Computation” [AtA]
- A Deep Dive into JVM Start-up
-
Java's Plans for 2025 - Inside Java Newscast #83
-
A Deep Dive into JVM Start Up - Stack Walker #6
2024
-
A Preview of What's Coming in Project Leyden - Inside Java Newscast #78
-
Best of Java Performance - Inside Java Newscast #75
-
Project Leyden #JVMLS
- Quality Outreach Heads-up - New Leyden Early-Access Builds
-
Project Leyden: Capturing Lightning in a Bottle
-
Java's Plans for 2024 - Inside Java Newscast #61
2023
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Project Leyden
-
JVMLS 2023 Keynote
-
JVMLS - Project Leyden
- Using Computed Constants to Manage Static State in Leyden
- Draft JEP: Computed Constants
- Project Leyden: Toward Condensers
-
The Holy Grail of Java Performance - Inside Java Newscast #43
-
Java's Plans for 2023 - Inside Java Newscast #40
2022
- Selectively Shifting and Constraining Computation
-
Java Q&A - Inside Java Newscast #30
- Project Leyden: Beginnings

