No installation. No admin rights. No IT office visit. Works on school and college computers — just download, extract, and run. Perfect for Minecraft and coding.
The two most important Java versions for students. Both work for Minecraft, school assignments, and coding projects — no installation required.
Released September 2025. The most up-to-date stable Java. Works for Minecraft Java Edition, school programming courses, and all modern Java projects. Download as a portable ZIP — no installation needed.
Download Java 25 ZIPThe most widely used Java version for Minecraft and school courses. Rock solid stability, massive community support, and supported until 2031. If you are unsure which to pick, Java 21 is the safest choice.
Download Java 21 ZIPEvery major Java version available as a portable ZIP. No installation needed for any of them — just extract and run.
Latest Long-Term Support release · Released September 2025 · Supported until 2028
Previous Long-Term Support release · Released September 2023 · Supported until 2031
LTS release · Released Sep 2021 · Via Adoptium (official OpenJDK) · Free, no login needed
LTS release · Released Sep 2018 · Via Adoptium (official OpenJDK) · Free, no login needed
LTS release · Released 2014 · Via Adoptium (official OpenJDK) · Works for old Minecraft versions
✓ Java 25 & 21 — Official Oracle builds · Java 17, 11, 8 — Official Adoptium/OpenJDK builds · All free · No admin rights needed
Everything you need to code at school — all in ZIP format, all without admin rights.
Run Python scripts without installing anything. Official embeddable ZIP from Python.org. Under 10 MB.
Available NowThe world's best code editor in portable form. Create the data folder, launch Code.exe, done.
Available NowGit portable, Notepad++ portable, and more — all compared side by side for students.
View AllGetting "java is not recognized"? This guide fixes it in 60 seconds without admin rights.
TroubleshootWorks on any Windows school or college computer — even locked-down ones.
Click any download button. The ZIP file saves to your Downloads folder — no permissions needed to download.
Right-click → Extract All → choose your Documents folder or a USB drive. No admin password needed.
Open CMD, set JAVA_HOME to your folder, and type java -version. Done. Full guide on the Java page.
Java 25 is the newest. Java 21 is the most battle-tested. Both work for Minecraft and school projects. You can't go wrong with either — just grab both ZIPs and use whichever you need.