Download — Android-ndk-r23b-linux-x86-64.zip

Maya ran ndk-build in the legacy project folder. For the first time all week, the compiler didn’t throw strange missing-header errors. The old GCC toolchain churned, and five minutes later, a fully functional native library sat in libs/armeabi-v7a .

wget https://dl.google.com/android/repository/ndk_r23b_checksums.txt cat ndk_r23b_checksums.txt | grep linux-x86_64

She located the entry for r23b :

She needed android-ndk-r23b-linux-x86-64.zip —the exact 64-bit Linux version for her Ubuntu workstation. download android-ndk-r23b-linux-x86-64.zip

Once the download finished, she verified integrity to avoid corruption:

“Perfect,” Maya whispered. But there was a catch. The official Android developer website now prominently featured r26 and above. The “legacy downloads” page was hidden three clicks deep.

The Legacy Code Compass

echo 'export ANDROID_NDK_HOME=/opt/android-ndk/android-ndk-r23b' >> ~/.bashrc echo 'export PATH=$PATH:$ANDROID_NDK_HOME/bin' >> ~/.bashrc source ~/.bashrc

She copied the URL. Even though it was an old release, Google still hosted it on their dl.google.com CDN.

Back in her terminal, she ran:

She then navigated to: https://developer.android.com/ndk/downloads

After hours of research, Maya found the answer buried in a developer forum from 2021: . It was the last version to officially support GCC (GNU Compiler Collection) and a few deprecated headers their client’s codebase heavily relied upon.

Maya documented everything in her team’s wiki: “How to download android-ndk-r23b-linux-x86-64.zip.” She included the direct URL, the SHA-256 checksum, and a warning about using older NDKs only for legacy maintenance. Maya ran ndk-build in the legacy project folder