hello-agents vs openGym

hello-agents and openGym share 5 technologies: Vite, React, react-router-dom, MCP, and Leaflet. hello-agents is written in Python and openGym in JavaScript.

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What they share and what sets them apart

datawhalechina

hello-agents

📚 《从零开始构建智能体》——从零开始的智能体原理与实践教程

Python86kRead on November 4, 2026, at commit 36f583cWhat is hello-agents built with?

Only in hello-agents

In common

DuarteSantos8

openGym

Open-source gym & body-weight tracker, now in the App Store (iPhone + Apple Watch) and as an Android APK. Plan routines, log workouts, see which muscles are trained, import from Strong/Hevy/FitNotes. Self-host it or use it on the phone alone.

JavaScript19.7kRead on November 6, 2026, at commit 8fb98b1What is openGym built with?

Only in openGym

  • Jetpack Compose
  • CapacitorApp
  • CapacitorCordova
  • core-ktx
  • Capacitor
  • Google
  • @simplewebauthn/server
  • appcompat
  • coordinatorlayout
  • core-splashscreen
  • fragment
  • androidx.wear.compose:compose-material3
  • androidx.wear.compose:compose-foundation
  • linkedom
  • jsqr
  • Zod

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
hello-agents226,661 lines written1,212 code files
openGym311,893 lines written581 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.
hello-agents2.4% of its commits signed by AIWith Codex, Cursor, and Claude Code
openGym8.6% of its commits signed by AIWith Claude Code and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
hello-agentsLast push October 13, 2026660 commits86,039 stars
openGymLast push November 6, 20262,274 commits19,729 stars
TestsThe files that test the code, and the share of code files a test imports.
hello-agents97 test files6.9% of its code files have a test that imports them
openGym805 test files68.2% of its code files have a test that imports them

Frequently asked questions

Which is bigger, hello-agents or openGym?
openGym, with 311,893 lines written; hello-agents has 226,661.

The proof: DuarteSantos8/openGym's code at commit 8fb98b1

Which has more GitHub stars, hello-agents or openGym?
hello-agents, with 86,039 stars; openGym has 19,729.

The proof: datawhalechina/hello-agents on GitHub

Which has more tests, hello-agents or openGym?
openGym, with 805 test files; hello-agents has 97.

The proof: DuarteSantos8/openGym's code at commit 8fb98b1

Which was updated more recently, hello-agents or openGym?
openGym: its last push was on November 6, 2026, and hello-agents's on October 13, 2026.

The proof: DuarteSantos8/openGym's commits on GitHub

Which has more commits signed by AI, hello-agents or openGym?
openGym: an AI signed 8.6% of its commits, with Claude Code and Cursor; in hello-agents, 2.4%.

The proof: the commits each tool signed in DuarteSantos8/openGym

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