Source: https://seerepo.com/compare/jeffvli/feishin/vs/RocketChat/Rocket.Chat
Markdown source: https://seerepo.com/compare/jeffvli/feishin/vs/RocketChat/Rocket.Chat.md
Description: feishin and Rocket.Chat share 9 technologies: React, Vite, overlayscrollbars-react, react-error-boundary, overlayscrollbars, react-split-pane, dompurify, Cheerio, and Zod. Both are written in TypeScript.

# feishin vs Rocket.Chat

feishin and Rocket.Chat share 9 technologies: React, Vite, overlayscrollbars-react, react-error-boundary, overlayscrollbars, react-split-pane, dompurify, Cheerio, and Zod. Both are written in TypeScript.

- [jeffvli/feishin](https://seerepo.com/r/jeffvli/feishin): A modern self-hosted music player.
- [RocketChat/Rocket.Chat](https://seerepo.com/r/RocketChat/Rocket.Chat): Interoperable by design. Governed by you. Open-source, secure platform for messaging, voice, video and governed AI, built for defense and government.

## What they share and what sets them apart

- In common: React, Vite, overlayscrollbars-react, react-error-boundary, overlayscrollbars, react-split-pane, dompurify, Cheerio, Zod
- Only in feishin: React Router, idb-keyval, electron-store, Electron, @ts-rest/core, Mantine, motion, atlaskit, react-player, @wavesurfer/react, cmdk, butterchurn, butterchurn-presets, Radix UI, react-virtualized-auto-sizer, react-window, wavesurfer.js, react-icons, validate-color, electron-log
- Only in Rocket.Chat: Hono, Express, MongoDB, bson, ldapjs, aws-sdk, connect-mongo, Google Cloud, localforage, AWS S3, RTM, connect, Moleculer, @slack/bolt, react-router-dom, polka, mongo-message-queue, Preact, history, GitHub, LiveKit, stylis, React Hook Form, react-aria, react-virtuoso, Chart.js, nivo, virtua, codemirror, swagger-ui-express, Swiper, emojibase-data, Passport, @node-oauth/oauth2-server, bcrypt, express-session, generate-password, passport-apple, passport-github2, passport-google-oauth20, passport-oauth2, speakeasy, xml-encryption, sharp, @xmldom/xmldom, mailparser, nodemailer, csv-parse, exif-be-gone, file-type, highlight.js, string-strip-html, @react-pdf/renderer, he, imap, is-svg, json-2-csv, juice, marked, sanitize-html, yaqrcode, Ajv, cron-validator, prom-client, bugsnag, node-dogstatsd, pino, prometheus-gc-stats, reactflow, @hello-pangea/dnd, @lezer/highlight, rc-scrollbars, jose, typia, css-mediaquery, style-dictionary, react-stately, katex, @hono/node-server, css-vars-ponyfill, emoji-mart, mdast-util-to-string, remark-parse, remark-stringify, unified, ajv-formats, opentelemetry, @react-aria/visually-hidden, re-resizable, @react-aria/toolbar, @livekit/components-react

## Side by side

| | feishin | Rocket.Chat |
|---|---|---|
| Size | 163,553 lines written, 988 code files | 948,336 lines written, 8,409 code files |
| Who writes it | 0.4% of its commits signed by AI. With Claude Code, GitHub Copilot, and Jules | 1% of its commits signed by AI. With Claude Code, GitHub Copilot, CodeRabbit, Cursor, and Devin |
| Activity | Last push November 11, 2026, 4,212 commits, 10,404 stars | Last push November 13, 2026, 25,153 commits, 46,503 stars |
| Tests | 0 test files | 2,110 test files. 18% 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, feishin or Rocket.Chat?

Rocket.Chat, with 948,336 lines written; feishin has 163,553.

The proof: [RocketChat/Rocket.Chat's code at commit 1290222](https://github.com/RocketChat/Rocket.Chat/tree/12902221714c90a3ba6794a9fc18ace2b3c6fdba)

### Which has more GitHub stars, feishin or Rocket.Chat?

Rocket.Chat, with 46,503 stars; feishin has 10,404.

The proof: [RocketChat/Rocket.Chat on GitHub](https://github.com/RocketChat/Rocket.Chat)

### Which has more tests, feishin or Rocket.Chat?

Rocket.Chat, with 2,110 test files.

The proof: [RocketChat/Rocket.Chat's code at commit 1290222](https://github.com/RocketChat/Rocket.Chat/tree/12902221714c90a3ba6794a9fc18ace2b3c6fdba)

### Which was updated more recently, feishin or Rocket.Chat?

Rocket.Chat: its last push was on November 13, 2026, and feishin's on November 11, 2026.

The proof: [RocketChat/Rocket.Chat's commits on GitHub](https://github.com/RocketChat/Rocket.Chat/commits)

### Which has more commits signed by AI, feishin or Rocket.Chat?

Rocket.Chat: an AI signed 1% of its commits, with Claude Code, GitHub Copilot, CodeRabbit, Cursor, and Devin; in feishin, 0.4%.

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

## Sources

- jeffvli/feishin: Read on November 13, 2026, at commit 9182c91 (https://github.com/jeffvli/feishin/tree/9182c91c525f83e8d5da3fbb4a0825a793934b28)
- RocketChat/Rocket.Chat: Read on November 13, 2026, at commit 1290222 (https://github.com/RocketChat/Rocket.Chat/tree/12902221714c90a3ba6794a9fc18ace2b3c6fdba)

## 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.