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sdk-codegen: Unified API SDK

Name: sdk-codegen: Unified API SDK
Author: looker-open-source

Get a single SDK for multiple APIs with sdk-codegen, ideal for startup founders needing streamlined integration.

beginner⏱ 30 minutes💵 Free (self-hosted)

272 stars204 forksTypeScriptGuide quality 8/10 · reviewed Jun 30Updated 9/2/2026100% free · open source

What it is

Generates an SDK to connect to various APIs using OpenAPI Specifications.

Real use case example

"A founder wanting to integrate Stripe, Notion, and Resend.io APIs into her web app uses the SDK codegen to automatically generate the code she needs and then writes the logic to automate user onboarding."

Best insideClaude DesktopAny AI Client

When to use it

•When integrating multiple APIs with similar functionality
•When needing a unified interface for disparate data sources
•When reducing boilerplate code for API interactions is a priority

Ready-to-paste prompt

npx @looker/sdk-codegen generate --config config.json --output ./generated-sdk

Heads up: The `@looker/sdk-codegen` package requires a compatible version of Node.js (14 or higher) to function correctly

Saves to your device

Use with Claude

New

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

✅ Light setup

Installs with a command or two; your AI agent can do it for you.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/sdk-codegen && curl -fsSL https://workflowstacks.com/api/skills/sdk-codegen/claude-skill -o ~/.claude/skills/sdk-codegen/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 sdk-codegen: Unified API SDK works

Codeflow

Free to inspect

Sdk-codegen: Unified API SDK is a very large TypeScript project (~110k lines across 927 code files, plus 50 test files). Setup is light: installs like a normal app. Reading the code is optional. Last commit a month ago, MIT license, has a test suite.

Size

Very large codebase

~110k lines · 927 code files · days to read — use, don't read

Setup

One-command install

Installs like a normal app. Reading the code is optional.

Runs on

Node.js · Python

No API keys detected

TypeScript 29%Swift 23%Python 14%Kotlin 14%C# 10%

Where to start reading

1
README.md
Start here — what it does and how to install it
2
bin/smoke
Where the program starts running
3
package.json
Dependencies and the commands it exposes
4
examples/README.md
A worked example — copy this to get going

What's in each folder

packages/Sub-packages / plugins860 files

bin/Command-line entry points20 files

examples/Examples you can copy159 files

docs/Documentation9 files

python/Folder48 files

swift/Folder40 files

kotlin/Folder33 files

csharp/Folder24 files

READMEHas testsDocumentedCI checksExamples includedMIT licenseUpdated this month

Use with Claude

New

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

✅ Light setup

Installs with a command or two; your AI agent can do it for you.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/sdk-codegen && curl -fsSL https://workflowstacks.com/api/skills/sdk-codegen/claude-skill -o ~/.claude/skills/sdk-codegen/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

looker-open-source

Language

TypeScript

Do this with a working workflow

Pages we wrote and tested that put a skill like this to work — importable n8n templates, outcome guides and Claude Desktop configs.

Outcome guide

Automate your weekly client reports

Keep each client’s metrics in a Google Sheet. Every Monday the workflow reads the week’s numbers, writes a plain-English narrative — what moved, why, and what’s next — and emails it to the client.

Ready-to-run pack · one-time $29