Source: https://seerepo.com/compare/apache/hadoop/vs/novuhq/novu
Markdown source: https://seerepo.com/compare/apache/hadoop/vs/novuhq/novu.md
Description: hadoop and novu share 13 technologies: React, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, React Hook Form, sonner, xyflow, cmdk, react-resizable-panels, Lucide, Zod, and @hookform/resolvers. hadoop is written in Java and novu in TypeScript.

# hadoop vs novu

hadoop and novu share 13 technologies: React, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, React Hook Form, sonner, xyflow, cmdk, react-resizable-panels, Lucide, Zod, and @hookform/resolvers. hadoop is written in Java and novu in TypeScript.

- [apache/hadoop](https://seerepo.com/r/apache/hadoop): Apache Hadoop
- [novuhq/novu](https://seerepo.com/r/novuhq/novu): The open-source communication infrastructure for agents and products

## What they share and what sets them apart

- In common: React, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, React Hook Form, sonner, xyflow, cmdk, react-resizable-panels, Lucide, Zod, @hookform/resolvers
- Only in hadoop: JAX-RS, curator-client, curator-recipes, hadoop-aws, hadoop-azure, hadoop-client, hadoop-client-api, hadoop-common, hadoop-hdfs, hadoop-mapreduce-client-common, hadoop-mapreduce-client-core, hbase-client, hbase-common, hbase-server, kafka-clients, mssql-jdbc, org.apache.hadoop:hadoop-hdfs-client, software.amazon.awssdk:bundle, org.apache.avro:avro, org.apache.zookeeper:zookeeper, org.apache.curator:curator-framework, com.aliyun.oss:aliyun-sdk-oss, com.qcloud:cos_api-bundle, com.zaxxer:HikariCP, com.github.ben-manes.caffeine:caffeine, javax.cache:cache-api, org.apache.arrow:arrow-vector, org.ehcache:ehcache, org.hsqldb:hsqldb, Jira, Kafka, jakarta.servlet-api, jakarta.ws.rs-api, jersey-common, jersey-container-servlet, jersey-server, JetBrains, com.google.inject:guice, org.eclipse.jetty:jetty-server, org.eclipse.jetty:jetty-servlet, jersey-media-json-jackson, React Router, ember-resolver, apacheds-core, hadoop-auth, kerb-simplekdc, org.apache.kerby:kerb-core, com.nimbusds:nimbus-jose-jwt, jdom2, xercesImpl, org.apache.commons:commons-csv, commons-logging, hadoop-yarn-common, jul-to-slf4j, log4j-1.2-api, log4j-core, log4j-slf4j-impl, logback-classic, metrics-core, OpenTelemetry, org.apache.logging.log4j:log4j-api, reload4j, slf4j-reload4j, org.slf4j:slf4j-api, jcl-over-slf4j, @atlaskit/pragmatic-drag-and-drop, dagre, vaul, ember-data
- Only in novu: MCP, @nestjs/core, Express, lru-cache, Redis, Sentry, NestJS, Vite, react-router-dom, Mixpanel, Svix, Next.js, Clerk, @aws-sdk/s3-request-presigner, Hono, aws-sdk, ClickHouse, @azure/storage-blob, bullmq, Google Cloud, MongoDB, Anthropic, SvelteKit, H3, Solid, bcrypt, jsonwebtoken, passport-jwt, helmet, Passport, passport-github2, passport-oauth2, chat, liquidjs, entities, class-validator, class-transformer, Ajv, @nestjs/terminus, @uiw/codemirror-themes, next-themes, tailwind-variants, motion, uiw, tiptap, CodeMirror, recharts, react-confetti, @lezer/highlight, react-helmet-async, react-phone-number-input, @streamdown/code, Cal.com, react-day-picker, @assistant-ui/react-markdown, @number-flow/react, @rjsf/core, prism-react-renderer, react-colorful, react-timezone-select, use-stick-to-bottom, react-icons, @radix-ui/react-icons, Better Auth, @assistant-ui/react, ai, @ai-sdk/react, react-qr-code, streamdown, remark-gfm, sanitize-html, json-schema, rjsf, ajv-formats, sharp, mailparser, html-to-text, pino, agents, @nestjs/jwt, handlebars, zod-to-json-schema, nestjs-pino, nestjs-otel, @aws-sdk/client-scheduler, opentelemetry, tippy.js, lowlight, highlight.js, @tiptap/core, juice, node-html-parser, react-email, @react-email/components, prompts, LangChain, qrcode, hast-util-to-html, mdast-util-to-hast, Vercel, PostCSS, @floating-ui/dom, @kobalte/core, ink, ora, Base UI, jwt-decode, marked, validate-npm-package-name, nodemailer, @aws-sdk/client-sesv2, emailjs, mailersend, postmark, sendgrid

## Side by side

| | hadoop | novu |
|---|---|---|
| Size | 3,097,660 lines written, 8,741 code files | 1,214,443 lines written, 8,224 code files |
| Who writes it | 0.1% of its commits signed by AI. With Claude Code, Cursor, and GitHub Copilot | 8.2% of its commits signed by AI. With Cursor, Claude Code, Devin, GitHub Copilot, and CodeRabbit |
| Activity | Last push November 7, 2026, 27,988 commits, 15,710 stars | Last push November 6, 2026, 16,756 commits, 40,294 stars |
| Tests | 4,764 test files. 62.5% of its code files have a test that imports them | 1,282 test files. 16.3% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, hadoop or novu?

hadoop, with 3,097,660 lines written; novu has 1,214,443.

The proof: [apache/hadoop's code at commit 1fdf777](https://github.com/apache/hadoop/tree/1fdf777d777d74e9de04961e9a657e61107eadec)

### Which has more GitHub stars, hadoop or novu?

novu, with 40,294 stars; hadoop has 15,710.

The proof: [novuhq/novu on GitHub](https://github.com/novuhq/novu)

### Which has more tests, hadoop or novu?

hadoop, with 4,764 test files; novu has 1,282.

The proof: [apache/hadoop's code at commit 1fdf777](https://github.com/apache/hadoop/tree/1fdf777d777d74e9de04961e9a657e61107eadec)

### Which was updated more recently, hadoop or novu?

hadoop: its last push was on November 7, 2026, and novu's on November 6, 2026.

The proof: [apache/hadoop's commits on GitHub](https://github.com/apache/hadoop/commits)

### Which has more commits signed by AI, hadoop or novu?

novu: an AI signed 8.2% of its commits, with Cursor, Claude Code, Devin, GitHub Copilot, and CodeRabbit; in hadoop, 0.1%.

The proof: [the commits each tool signed in novuhq/novu](https://seerepo.com/r/novuhq/novu/ai)

## Sources

- apache/hadoop: Read on November 7, 2026, at commit 1fdf777 (https://github.com/apache/hadoop/tree/1fdf777d777d74e9de04961e9a657e61107eadec)
- novuhq/novu: Read on November 6, 2026, at commit e0d76b7 (https://github.com/novuhq/novu/tree/e0d76b70d3880437d759ca47aee34f6ab0333a78)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.