claude-skill

opencode-antigravity-auth: Use Google Credentials

Name: opencode-antigravity-auth: Use Google Credentials
Author: NoeFabris

Authenticate Opencode with Google OAuth for Antigravity access, ideal for founders, with 11k+ GitHub stars

From the repo · “Enable Opencode to authenticate against Antigravity (Google's IDE) via OAuth so you can use Antigravity rate limits and access models like gemini-3-pro and claude-opus-4-5-thinking with your Google credentials.”

10,935 stars118 forksTypeScriptGuide quality 9/10 · reviewed Jul 31Updated 10/22/2026100% free · open source

What it does

Enables Opencode to authenticate with Antigravity using Google OAuth, allowing access to models like gemini-3-pro and claude-opus-4-5-thinking with Google credentials

When to use it

•When you want to use Opencode with Antigravity models like gemini-3-pro
•When you need to access claude-opus-4-5-thinking with your Google credentials
•When you want to leverage Antigravity rate limits with Opencode

Ready-to-paste prompt

Use the following command to authenticate with Antigravity: npm run start -- --clientId YOUR_CLIENT_ID --clientSecret YOUR_CLIENT_SECRET

Heads up: Make sure you have a Google OAuth client ID and secret set up in the Google Cloud Console and added to your .env file, as the authentication process will not work without them

Saves to your device

Use with Claude

New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

⚡ Runs out of the box

A prompt/skill package — nothing to install beyond adding it to your AI tool.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/opencode-antigravity-auth && curl -fsSL https://workflowstacks.com/api/skills/opencode-antigravity-auth/claude-skill -o ~/.claude/skills/opencode-antigravity-auth/SKILL.md

Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)

claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How opencode-antigravity-auth: Use Google Credentials works

Codeflow

Free to inspect

Opencode-antigravity-auth: Use Google Credentials is a large TypeScript project (~32k lines across 106 code files). It is a full software project: use it through its install path rather than reading it end to end. Last commit this month, MIT license, has a test suite.

Size

Large codebase

~32k lines · 106 code files · ~5 h to skim

Setup

Developer setup

A real software project. Use it via its install path; don't expect to read it all.

Runs on

Node.js

No API keys detected

TypeScript 98%Shell 2%JavaScript 1%

Where to start reading

1
README.md
Start here — what it does and how to install it
2
AGENTS.MD
The instructions the AI actually follows
3
index.ts
Where the program starts running
4
package.json
Dependencies and the commands it exposes
5
src/plugin/cli.ts
Inside src/ — the main logic begins here

What's in each folder

src/Core code — the actual logic94 files

docs/Documentation6 files

script/Helper scripts6 files

scripts/Helper scripts5 files

.github/CI / automation (GitHub Actions)10 files

assets/Images & static assets1 files

READMEHas testsDocumentedCI checksMIT licenseUpdated this monthArchived — read only

Use with Claude

New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

⚡ Runs out of the box

A prompt/skill package — nothing to install beyond adding it to your AI tool.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/opencode-antigravity-auth && curl -fsSL https://workflowstacks.com/api/skills/opencode-antigravity-auth/claude-skill -o ~/.claude/skills/opencode-antigravity-auth/SKILL.md

Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)

claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

Quick Actions

Details

Creator

NoeFabris

Language

TypeScript