flink vs automq

flink and automq share 7 technologies: aws-crt-client, hadoop-common, Hive, s3, org.apache.avro:avro, org.slf4j:slf4j-api, and OpenTelemetry. Both are written in Java.

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What they share and what sets them apart

Only in flink

In common

AutoMQ

automq

Diskless Kafka® on S3. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency. Multi-AZ Availability.

Java10.9kRead on November 13, 2026, at commit fcbfb4cWhat is automq built with?

Only in automq

  • JAX-RS
  • glue
  • iceberg-common
  • iceberg-core
  • iceberg-hive-metastore
  • iceberg-nessie
  • org.apache.parquet:parquet-column
  • parquet-avro
  • parquet-encoding
  • parquet-jackson
  • s3-tables-catalog-for-iceberg
  • s3tables
  • org.apache.iceberg:iceberg-api
  • org.apache.iceberg:iceberg-data
  • org.apache.hadoop:hadoop-mapreduce-client-core
  • AWS S3
  • org.eclipse.jetty:jetty-webapp
  • slf4j-reload4j
  • io.opentelemetry.instrumentation:opentelemetry-instrumentation-annotations

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
flink2,869,317 lines written9,840 code files
automq1,339,365 lines written3,931 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
flink0.4% of its commits signed by AIWith Claude Code
automq0.1% of its commits signed by AIWith Codex, Claude Code, and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
flinkLast push November 8, 202638,159 commits26,458 stars
automqLast push November 12, 202615,357 commits10,926 stars
TestsThe files that test the code, and the share of code files a test imports.
flink5,728 test files61.8% of its code files have a test that imports them
automq2,271 test files73.9% of its code files have a test that imports them

Frequently asked questions

Which is bigger, flink or automq?
flink, with 2,869,317 lines written; automq has 1,339,365.

The proof: apache/flink's code at commit 4fb928e

Which has more GitHub stars, flink or automq?
flink, with 26,458 stars; automq has 10,926.

The proof: apache/flink on GitHub

Which has more tests, flink or automq?
flink, with 5,728 test files; automq has 2,271.

The proof: apache/flink's code at commit 4fb928e

Which was updated more recently, flink or automq?
automq: its last push was on November 12, 2026, and flink's on November 8, 2026.

The proof: AutoMQ/automq's commits on GitHub

Which has more commits signed by AI, flink or automq?
flink: an AI signed 0.4% of its commits, with Claude Code; in automq, 0.1%.

The proof: the commits each tool signed in apache/flink

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