nacos vs caffeine

nacos and caffeine share 3 technologies: H2 Database, jcl-over-slf4j, and jul-to-slf4j. Both are written in Java.

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What they share and what sets them apart

alibaba

nacos

an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.

Java33.5kRead on November 7, 2026, at commit 815779bWhat is nacos built with?

Only in nacos

In common

ben-manes

caffeine

A high performance caching library for Java

Java17.9kRead on November 6, 2026, at commit 10646b0What is caffeine built with?

Only in caffeine

  • caffeine
  • javax.cache:cache-api
  • com.hazelcast:hazelcast
  • org.ehcache:ehcache
  • org.apache.felix.framework
  • jakarta.inject:jakarta.inject-api
  • org.jfree:jfreechart
  • jsoup
  • de.siegmar:fastcsv
  • log4j-core
  • slf4j-nop

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
nacos937,868 lines written3,424 code files
caffeine190,783 lines written469 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.
nacos4.3% of its commits signed by AIWith Claude Code, Cursor, and GitHub Copilot
caffeine0.1% of its commits signed by AIWith GitHub Copilot and Claude Code
ActivityFrom GitHub and its history, on the day SeeRepo read it.
nacosLast push November 5, 20265,254 commits33,500 stars
caffeineLast push October 25, 20262,922 commits17,934 stars
TestsThe files that test the code, and the share of code files a test imports.
nacos2,395 test files82.4% of its code files have a test that imports them
caffeine255 test files29.4% of its code files have a test that imports them

Frequently asked questions

Which is bigger, nacos or caffeine?
nacos, with 937,868 lines written; caffeine has 190,783.

The proof: alibaba/nacos's code at commit 815779b

Which has more GitHub stars, nacos or caffeine?
nacos, with 33,500 stars; caffeine has 17,934.

The proof: alibaba/nacos on GitHub

Which has more tests, nacos or caffeine?
nacos, with 2,395 test files; caffeine has 255.

The proof: alibaba/nacos's code at commit 815779b

Which was updated more recently, nacos or caffeine?
nacos: its last push was on November 5, 2026, and caffeine's on October 25, 2026.

The proof: alibaba/nacos's commits on GitHub

Which has more commits signed by AI, nacos or caffeine?
nacos: an AI signed 4.3% of its commits, with Claude Code, Cursor, and GitHub Copilot; in caffeine, 0.1%.

The proof: the commits each tool signed in alibaba/nacos

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