What's Changed

• 4.x: Add optional build/test for future JDKs by @akarnokd in #8077

Full Changelog: v4.0.0-alpha-11...v4.0.0-alpha-12

What's Changed

• 4.x: Upgrade to Java 26 baseline compilation, test isolation by @akarnokd in #8074

Full Changelog: v4.0.0-alpha-10...v4.0.0-alpha-11

What's Changed

• 4.x: Try to fix parallel testng failures by @akarnokd in #8067
• chore(deps): bump biz.aQute.bnd.builder from 7.2.1 to 7.2.3 by @dependabot[bot] in #8073
• chore(deps): bump actions/setup-python from 5.6.0 to 6.2.0 by @dependabot[bot] in #8072
• chore(deps): bump actions/cache from 4.2.4 to 5.0.4 by @dependabot[bot] in #8071
• chore(deps): bump gradle/actions from 205054a7257716ec64af10a2e2ff1ac5d3b132db to 39e147cb9de83bb9910b8ef8bd7fff0ee20fcd6f by @dependabot[bot] in #8068
• chore(deps): bump SethCohen/github-releases-to-discord from 1b3dde6c63d699e660bf6e1b5605217b84d700fe to b96a33520f8ad5e6dcdecee6f1212bdf88b16550 by @dependabot[bot] in #8070
• chore(deps): bump captradeoff/x-post-action from d643d2bb835a1c915a056b2241cbda3c444d016d to 3538d7eeb4e7d50013ed06127f352967967da8c9 by @dependabot[bot] in #8069

Full Changelog: v4.0.0-alpha-9...v4.0.0-alpha-10

What's Changed

• chore(deps): bump gradle/actions from 5 to 6 by @dependabot[bot] in #8052
• Harden RxJava CI toolchain by @akarnokd in #8055
• Update gradle_release.yml, limit write capabilities of tools by @akarnokd in #8056
• Fix gradle_snapshot.yml - need to checkout/gradle at push too by @akarnokd in #8059
• gradle_snapshot.yml run build -> prerelease sequentially by @akarnokd in #8062
• Cache things with entropy-beauty-scan.yml by @akarnokd in #8064
• 4.x: Report back test failures in a readable manner for PRs/Snaps by @akarnokd in #8066

Full Changelog: v4.0.0-alpha-8...v4.0.0-alpha-9

What's Changed

• 4.x: Introduce Streamable / Streamer, inspired by C#'s IAsyncEnumerable / IAsyncEnumerator by @akarnokd in #8048
• chore(deps): bump github/codeql-action from 4.33.0 to 4.34.1 by @dependabot[bot] in #8049
• 4.x: Improve Javadocs + limit line length + cleanup indentation + check by @akarnokd in #8050
• 4.x: Introduce Schedulers.virtual(), Schedulers.cached(), deprecate Schedulers.io(), fix tests by @akarnokd in #8051

Full Changelog: v4.0.0-alpha-7-2...v4.0.0-alpha-8

Outdated doc of captradeoff/x-post-action@v1 mislead Grok, the current version is v1.2 😮‍💨.

Full Changelog: v4.0.0-alpha-7-1...v4.0.0-alpha-7-2

Testing release log posting to X.

Full Changelog: v4.0.0-alpha-7...v4.0.0-alpha-7-1

Fix the remnant org.reactivestreams references in the javadoc. No functional changes.

👉 https://reactivex.io/RxJava/4.x/javadoc/
👉 https://reactivex.io/RxJava/4.x/javadoc/v4.0.0-alpha-7/

( 📓 Please wait for the build & deploy to finish, usually takes 11 minutes. )

Full Changelog: v4.0.0-alpha-6-1...v4.0.0-alpha-7

Fix javadoc generator by removing the old stylesheet override. No other changes.

Full Changelog: v4.0.0-alpha-6...v4.0.0-alpha-6-1

What's Changed

• 4.x: Introduce FlatMapConfig & remove some overload bloat by @akarnokd in #8031
• Various infrastructure fixes, including Javadoc for 4.x

Full Changelog: v4.0.0-alpha-5...v4.0.0-alpha-6