mcp-server

hotclip – Turn Long Videos and Streams into Viral 9:16 Shorts Locally

Name: hotclip – Turn Long Videos and Streams into Viral 9:16 Shorts Locally
Author: xixihhhh

AI-powered desktop app that extracts highlights, adds subtitles and converts landscape footage to vertical shorts—all on‑device, no watermarks, perfect for founders launching short‑form content.

From the repo · “免费开源的 AI 剪辑 / 直播切片工具:长视频、直播回放、播客一键切成爆款竖屏短视频——AI 找高光金句、自动加字幕、横屏转竖屏,本地运行无水印不上传 | Free open-source Opus Clip alternative, 100% local: AI clips long videos & livestream VODs into viral 9:16 shorts. No credits, no watermark, no uploads. Win/macOS.”

354 stars+24★ this week60 forksTypeScriptGuide quality 8/10 · reviewed Oct 20Updated 10/8/2026100% free · open source

What it does

Hotclip is a free open-source tool that automatically clips long videos or livestreams into viral 9:16 shorts with AI-generated subtitles and no watermarks.

When to use it

•You have a long video or podcast episode and want to create engaging short clips for social media.
•You need to repurpose livestream content into bite-sized, shareable moments.
•You want to create vertical video content with captions without manual editing.

Ready-to-paste prompt

node index.js --input ./path/to/your/video.mp4 --output ./clips --duration 60

Heads up: Ensure you have Node.js (14 or higher) and npm installed on your system, as hotclip relies on these to function.

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/hotclip && curl -fsSL https://workflowstacks.com/api/skills/hotclip/claude-skill -o ~/.claude/skills/hotclip/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 hotclip – Turn Long Videos and Streams into Viral 9:16 Shorts Locally works

Codeflow

Free to inspect

Hotclip – Turn Long Videos and Streams into Viral 9:16 Shorts Locally is a large TypeScript project (~45k lines across 190 code files, plus 127 test files). It is a full software project: use it through its install path rather than reading it end to end. Last commit this month, AGPL-3.0 license, has a test suite.

Size

Large codebase

~45k lines · 190 code files · ~6 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 99%

Where to start reading

1
README.md
Start here — what it does and how to install it
2
package.json
Dependencies and the commands it exposes
3
src/cli/index.ts
Inside src/ — the main logic begins here

What's in each folder

src/Core code — the actual logic311 files

skills/Prompts, skills & agent definitions1 files

docs/Documentation41 files

tools/Helper scripts5 files

resources/Folder2 files

quality-fixtures/Folder1 files

.github/CI / automation (GitHub Actions)5 files

READMEHas testsDocumentedCI checksAGPL-3.0 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/hotclip && curl -fsSL https://workflowstacks.com/api/skills/hotclip/claude-skill -o ~/.claude/skills/hotclip/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

xixihhhh

Language

TypeScript

Related skills

More mcp-server tools founders pair with this one.

mcp-server★ 362,094

Rea: Reverse Engineer Apps

Inspect apps down to binary level with Rea. For founders needing code clarity.

mcp-server★ 156,432

open-webui: Self‑hosted AI Chat UI for Faster LLM Integration

Launch a sleek, web‑based AI interface that works with Ollama, OpenAI API, and more—ideal for founders needing a quick, customizable LLM front‑end. 153k+ GitHub stars.

mcp-server★ 131,266

graphify

Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.

mcp-server★ 122

webmcp-sdk: Build AI‑native web apps with zero code changes

Use webmcp-sdk to let LLM agents control any webpage via WebMCP and WebSkills, perfect for founders building AI‑driven front‑ends without modifying source.

mcp-server★ 3,821

atmosphere

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

mcp-server★ 3,898

lean-ctx cuts token usage and secures AI context for founders

Lean-CTX is a local Rust binary that trims token costs by up to 90% while controlling and auditing what AI agents read and store—ideal for founders building safe, efficient AI products. 3.9k+ GitHub stars.