marketing

MultiPost-Extension: One-Click Publishing

Name: MultiPost-Extension: One-Click Publishing
Author: leaperone

Publish to multiple social media platforms at once. Ideal for founders seeking marketing automation.

beginner⏱ 5 minutes💵 Free

3,465 stars401 forksTypeScriptGuide quality 8/10 · reviewed Jun 5Updated 9/15/2026100% free · open source

What it is

Publish content to multiple social media platforms at once with a browser extension.

Real use case example

"A founder wants to promote their new product launch, so they write a post, click the MultiPost-Extension button, and select the platforms they want to publish to, resulting in their post being published on Facebook, Twitter, and LinkedIn all at once, saving them time and increasing their online presence."

When to use it

•When you want to save time managing content across different social networks
•For startup founders and marketers looking to streamline their social media workflow
•When you need consistent messaging across platforms like LinkedIn, Twitter, and Facebook

Ready-to-paste prompt

Just drafted our startup's latest product update: 'Launching MultiPost-Extension today! One-click social publishing is now a reality. Save time, expand reach. 🚀 #StartupLife #ProductLaunch'

Saves to your device

Use with Claude

New

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

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/multipost-extension && curl -fsSL https://workflowstacks.com/api/skills/multipost-extension/claude-skill -o ~/.claude/skills/multipost-extension/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 MultiPost-Extension: One-Click Publishing works

Codeflow

Free to inspect

MultiPost-Extension: One-Click Publishing is a large TypeScript project (~33k lines across 192 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, Apache-2.0 license, no tests found.

Size

Large codebase

~33k lines · 192 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 100%

Where to start reading

1
README.md
Start here — what it does and how to install it
2
CLAUDE.md
The instructions the AI actually follows
3
package.json
Dependencies and the commands it exposes
4
src/background/index.ts
Inside src/ — the main logic begins here

What's in each folder

src/Core code — the actual logic190 files

docs/Documentation9 files

locales/Translations2 files

.cursor/Editor / agent settings6 files

.github/CI / automation (GitHub Actions)2 files

.husky/Tool / agent settings2 files

.vscode/Editor / agent settings2 files

assets/Images & static assets2 files

READMENo tests foundDocumentedCI checksApache-2.0 licenseUpdated this month

Use with Claude

New

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

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install

Claude Code

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

leaperone

Language

TypeScript