j$.io

Java 8 desugaring - Backported java.time and java.util.stream, rewritten by D8.

com.android.tools:desugar_jdk_libs · artifact

In 20% of apps checked

What it contains6

Classes under this package in the newest build that carries it - Google Play Store 53.6.15-34 [0] [PR] 996698724.

Class
j$.io.DesugarFile
j$.io.DesugarInputStream
j$.io.FileRetargetClass
j$.io.FileRetargetInterface
j$.io.InputStreamRetargetClass
j$.io.InputStreamRetargetInterface

Each app's newest build, the most recently checked first. Where the version comes from is the file that states it.

App	App version	Classes
Google Play Store com.android.vending	53.6.15-34 [0] [PR] 996698724	6
Drive com.google.android.apps.docs	2.26.417.0.all.alldpi	3
Messages com.google.android.apps.messaging	messages.android_20261005_05_RC00.phone_dynamic	6
Google Pay com.google.android.apps.walletnfcrel	26.41.996630916	3
Gemini com.google.android.apps.bard	1.0.995038376	3
Android System Key Verifier com.google.android.contactkeys	1.463.993399841	3
Google com.google.android.googlequicksearchbox	17.66.12.ve.arm64	6
Gmail com.google.android.gm	2026.10.05.998732664.Release	3
Android Developer Verifier com.google.android.verifier	1.0.991779013	3
Keep Notes com.google.android.keep	5.26.391.05.90	3
Meet com.google.android.apps.tachyon	380.0.998174106.duo.android_20261005.01_p3	3
Calendar com.google.android.calendar	2026.39.0-993294156-release	3
and more