jmeter vs pulsar

jmeter and pulsar share 6 technologies: com.github.ben-manes.caffeine:caffeine, commons-logging, jcl-over-slf4j, org.apache.logging.log4j:log4j-api, org.slf4j:slf4j-api, and org.apache.logging.log4j:log4j-core. Both are written in Java.

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What they share and what sets them apart

apache

jmeter

Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services

Java9.6kRead on November 14, 2026, at commit ba2e9baWhat is jmeter built with?

Only in jmeter

In common

apache

pulsar

Apache Pulsar - distributed pub-sub messaging system

Java15.4kRead on November 8, 2026, at commit 1b6377eWhat is pulsar built with?

Only in pulsar

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
jmeter273,705 lines written1,256 code files
pulsar1,232,950 lines written2,913 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.
jmeter0.3% of its commits signed by AIWith Claude Code and Codex
pulsar0.2% of its commits signed by AIWith Claude Code, GitHub Copilot, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
jmeterLast push November 5, 202618,602 commits9,605 stars
pulsarLast push November 8, 202615,517 commits15,359 stars
TestsThe files that test the code, and the share of code files a test imports.
jmeter357 test files34.6% of its code files have a test that imports them
pulsar2,292 test files63.3% of its code files have a test that imports them

Frequently asked questions

Which is bigger, jmeter or pulsar?
pulsar, with 1,232,950 lines written; jmeter has 273,705.

The proof: apache/pulsar's code at commit 1b6377e

Which has more GitHub stars, jmeter or pulsar?
pulsar, with 15,359 stars; jmeter has 9,605.

The proof: apache/pulsar on GitHub

Which has more tests, jmeter or pulsar?
pulsar, with 2,292 test files; jmeter has 357.

The proof: apache/pulsar's code at commit 1b6377e

Which was updated more recently, jmeter or pulsar?
pulsar: its last push was on November 8, 2026, and jmeter's on November 5, 2026.

The proof: apache/pulsar's commits on GitHub

Which has more commits signed by AI, jmeter or pulsar?
jmeter: an AI signed 0.3% of its commits, with Claude Code and Codex; in pulsar, 0.2%.

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

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