video-stitcher

Stitch video clips with transitions, audio, subtitles, and format options.

168|13|Updated Mar 20, 2026
One-click install
npx skills add https://github.com/npc-live/clawfirm --skill video-stitcher
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: video-stitcher
Source: https://github.com/npc-live/clawfirm/tree/main/app/assets/skills/video-skills/video-stitcher
Command: npx skills add https://github.com/npc-live/clawfirm --skill video-stitcher

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Quickly combine multiple video clips into a single finished video, applying transitions, audio, and captions to streamline video editing.

Core Features & Use Cases

  • Video stitching: concatenate clips with optional transitions and consistent encoding.
  • Audio & Subtitles: add background music, adjust volume, and overlay subtitles.
  • Format flexibility: export in multiple resolutions and formats to fit social platforms and professional workflows.

Quick Start

Provide a list of clips and an output path, then run the stitcher to produce the final video.

Frequently Asked Questions about video-stitcher

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I stitch multiple video clips together with transitions?

To stitch video clips, provide a list of input clips and an output path, then specify your desired transition and transition_duration. The video stitching process concatenates the clips with consistent encoding to produce a single final video file.

Can I add background music and subtitles when combining video clips?

Yes, you can add background music and subtitles when combining video clips. You can attach a bgm file, adjust the bgm_volume, and overlay subtitle files onto the video before exporting the final output.

Does video stitching support exporting in multiple resolutions and formats?

Video stitching supports exporting in multiple resolutions and formats. You can specify the resolution, fps, and format parameters to fit your output for various social platforms and professional workflows.

What is the best way to concatenate video clips with consistent encoding?

The best way to concatenate video clips with consistent encoding is to use a dedicated stitching workflow. It handles clip concatenation, applies optional transitions, and ensures the final video maintains uniform encoding parameters throughout.

Can I adjust the transition duration between stitched video clips?

Yes, you can adjust the transition duration between stitched video clips. By setting the transition_duration parameter alongside your chosen transition type, you control how long the effect lasts between adjacent clips.

What video editing tasks can be streamlined by stitching clips together?

Stitching clips together streamlines video editing tasks like concatenating raw footage, applying smooth transitions, attaching background music, and overlaying subtitles. This consolidates multiple post-production steps into a single export workflow.