Release Notes

Added

• Added Confluent-framed Protobuf decoding through Schema Registry.
• Added additive Protobuf schema evolution with readiness blocking on breaking changes.
• Added read-state RPC crates and Unix socket serving for local hot/cold table views.
• Added Arrow hot-read visibility and committed data file tracking.
• Added real Iceberg REST metadata commits through the official Rust Iceberg implementation.
• Added Docker E2E flows for correctness, local load, Iceberg metadata validation, and Iceberg load validation.
• Added DuckDB direct Parquet and DuckDB iceberg_scan validation in local E2E.
• Added table/backfill/dev CLI surfaces and generated recursive man pages.
• Added shell completion and man-page generation commands.
• Added production-oriented release docs, FAQ, comparisons, and SEO research outputs.
• Added Apache 2.0 license file.

Changed

• Repositioned public docs around "Kafka to Apache Iceberg in one Rust binary".
• Moved older PRDs, research, and website drafts under docs/archive/.
• Tightened release claims around exactly-once-style durability, hot vs cold freshness, catalog backend validation, and maintenance scheduler caveats.
• Updated production-readiness docs with the current verification matrix and follow-up list.

Verified

• cargo fmt --all --check
• git diff --check
• cargo check --workspace --all-targets
• cargo test --workspace --no-fail-fast
• cargo clippy --workspace --all-targets -- -D warnings
• cargo test -p k2i-cli --test man_pages --no-fail-fast
• scripts/e2e-docker-iceberg.sh
• Previous 100,000-row Docker Iceberg load validation with DuckDB iceberg_scan

k2i-cli 0.2.0

Install k2i-cli 0.2.0

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/osodevops/k2i/releases/download/v0.2.0/k2i-cli-installer.sh | sh

Install prebuilt binaries via Homebrew

brew install osodevops/tap/k2i

Download k2i-cli 0.2.0

k2i-e2e-runner 0.2.0

Install k2i-e2e-runner 0.2.0

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/osodevops/k2i/releases/download/v0.2.0/k2i-e2e-runner-installer.sh | sh

Install prebuilt binaries via Homebrew

brew install osodevops/tap/k2i

Download k2i-e2e-runner 0.2.0

Install k2i-cli 0.1.1

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/osodevops/k2i/releases/download/v0.1.1/k2i-cli-installer.sh | sh

Install prebuilt binaries via Homebrew

brew install osodevops/tap/k2i

Download k2i-cli 0.1.1

Release Notes

Initial release.

Install k2i-cli 0.1.0

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/osodevops/k2i/releases/download/v0.1.0/k2i-cli-installer.sh | sh

Install prebuilt binaries via Homebrew

brew install osodevops/tap/k2i

Download k2i-cli 0.1.0