Agent skill

Remotion Video Builder

by hashgraph-online in hashgraph-online/awesome-codex-plugins

A skill your agent uses when building, reviewing, or refactoring a Remotion project, especially parameterized launch or demo videos with shared props schemas, calculateMetadata, Sequence and Series…

Apache-2.0Auto-check passedMedia & Creative

Install Remotion Video Builder

skills CLI
$ npx skills add hashgraph-online/awesome-codex-plugins --skill remotion-video-builder -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install hashgraph-online/awesome-codex-plugins remotion-video-builder --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/hashgraph-online/awesome-codex-plugins.git skills-src && mkdir -p .claude/skills && cp -r skills-src/plugins/tim-osterhus/codex-remotion-plugin/skills/remotion-video-builder .claude/skills/remotion-video-builder && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
remotion-video-builder
GitHub stars
1.3k
Token cost
~764 tokens
SKILL.md length
320 words
Files
3 (incl. references)
Skills in repo
716
Repo updated
First seen
Licence
Apache-2.0

At a glance

A skill your agent uses when building, reviewing, or refactoring a Remotion project, especially parameterized launch or demo videos with shared props schemas, calculateMetadata, Sequence and Series…

  • Works in 6 steps: Model the input contract first → Define shared props with zod and pass… → Use calculateMetadata to derive… → …
  • Refactoring a Remotion project
  • SKILL.md covers Start Here, Build Order, Defaults And Rules and Parameterized Video Checklist, plus 3 more sections
  • Calls npx

What it does

Remotion Video Builder is an agent skill from hashgraph-online/awesome-codex-plugins. Use when building, reviewing, or refactoring a Remotion project, especially parameterized launch or demo videos with shared props schemas, calculateMetadata, Sequence and Series timing, multiple aspect ratios, terminal or footage layers, and render scripts. Prefer official Remotion docs or MCP for API details because package behavior may change.

Its SKILL.md is about 760 tokens, which your agent loads only when the skill is triggered. The skill folder holds 3 other files, including reference files (for example `references/millrace-launch-video.md` and `references/remotion-core.md`).

It sits in Media & Creative, covering Video production. It works with Remotion and Model Context Protocol. The repository describes itself as: A curated list of awesome OpenAI Codex / ChatGPT plugins, skills, and resources. The 1 Codex Marketplace. See live plugins at: https://hol.org/plugins/best-codex-plugins. The licence is Apache-2.0.

When your agent uses it

  • Refactoring a Remotion project
  • Especially parameterized launch
  • Demo videos with shared props schemas
  • CalculateMetadata

Example prompts

  • “/remotion-video-builder”

Requirements

  • Node.js

Workflow steps

6 steps, taken from the first numbered list in SKILL.md.

  1. Model the input contract first
  2. Define shared props with zod and pass the schema to each .
  3. Use calculateMetadata to derive durationInFrames, width, height, transformed props, and defaultOutName.
  4. Build the scene structure with for narrative order and for overlays, entrances, footage windows, and callouts.
  5. In Remotion v4.x projects, explicitly set premountFor on elements that need assets loaded before they appear.
  6. Add sample data and render scripts before polishing animation.

What it can do on your machine

Read from SKILL.md and the folder at commit 3e1456a. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • npx

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • remotion.dev

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Remotion Video Builder loads about 764 tokens when it runs, and up to ~2.4k if it reads all its reference files. Until then it costs about 93 tokens; SKILL.md has 320 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~93
When it runs · the whole SKILL.md, loaded when a task matches
~764
With references · SKILL.md plus every file in references/, read only if the agent opens them
~2.4k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from hashgraph-online/awesome-codex-plugins at commit 3e1456a, republished under its Apache-2.0 licence (© hashgraph-online). 320 words, ~764 tokens.

Download SKILL.mdSave it as .claude/skills/remotion-video-builder/SKILL.md (or your agent's skills folder). This skill also uses 2 other files; get the full folder from GitHub.
name
remotion-video-builder
description
Use when building, reviewing, or refactoring a Remotion project, especially parameterized launch or demo videos with shared props schemas, calculateMetadata, Sequence and Series timing, multiple aspect ratios, terminal or footage layers, and render scripts. Prefer official Remotion docs or MCP for API details because package behavior may change.

Remotion Video Builder

Your Remotion knowledge may be stale. When exact API behavior matters, prefer the official remotion-documentation MCP server or the docs at remotion.dev.

Start Here

  • If the project does not exist yet, scaffold it with npx create-video@latest and prefer the blank template.
  • Keep every remotion and @remotion/* package on the exact same version and avoid caret ranges.
  • Standard entry shape:
    • src/index.ts calls registerRoot()
    • src/Root.tsx registers all videos with <Composition> or <Still>

Build Order

  1. Model the input contract first:
    • top-level props schema
    • timeline or event data
    • render profile
  2. Define shared props with zod and pass the schema to each <Composition>.
  3. Use calculateMetadata to derive durationInFrames, width, height, transformed props, and defaultOutName.
  4. Build the scene structure with <Series> for narrative order and <Sequence> for overlays, entrances, footage windows, and callouts.
  5. In Remotion v4.x projects, explicitly set premountFor on <Sequence> elements that need assets loaded before they appear.
  6. Add sample data and render scripts before polishing animation.

Defaults And Rules

  • Default to fps={30} and 1920x1080 for landscape unless the brief says otherwise.
  • Use AbsoluteFill for layering.
  • Use staticFile() for anything coming from public/.
  • Use useCurrentFrame() and useVideoConfig() for frame-based logic.
  • Prefer subtle motion:
    • spring() with high damping
    • interpolate() with clamping
  • Do not use Math.random(). Use random(seed) from remotion.
  • Keep text animation simple and legible.
  • Keep landscape and vertical outputs on the same business logic unless the brief truly requires divergence.

Parameterized Video Checklist

  • One shared top-level z.object() schema
  • defaultProps matching the component prop shape
  • calculateMetadata returning dynamic duration or dimensions when inputs require it
  • Sample JSON or TypeScript data for local preview
  • Render scripts for every target output

Footage Strategy

Support at least these modes when footage is optional:

  • none
  • placeholder
  • real

The timeline and overlays should still render when no real footage exists.

Millrace Launch Video

If the request is about Millrace or the launch video pipeline, read references/millrace-launch-video.md before implementing.

References

© hashgraph-online, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 2 other files (references) in plugins/tim-osterhus/codex-remotion-plugin/skills/remotion-video-builder of hashgraph-online/awesome-codex-plugins.

  • SKILL.md
  • references/millrace-launch-video.md
  • references/remotion-core.md

Open the folder on GitHubat commit 3e1456a

Compare with similar skills

Remotion Video Builder next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Remotion Video Builder compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Remotion Video Builder this skillhashgraph-online/awesome-codex-plugins1.3k—~764Automated safety check: PassApache-2.0
Making Demo Videosnukeop/nuclear19k—~892Automated safety check: PassAGPL-3.0
Avatar Videocalesthio/OpenMontage66k—~1.6kAutomated safety check: PassAGPL-3.0
Remotion ProductionDojoCodingLabs/remotion-superpowers132—~1.1kAutomated safety check: PassMIT
Review Video With Pingfusialex-durango/pingfusi125—~1.8kAutomated safety check: PassMIT
Stitch to Remotion Walkthrough Videosgoogle-labs-code/stitch-skills8.5k6 repos~3.2kAutomated safety check: NotesApache-2.0

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Questions about Remotion Video Builder

What does Remotion Video Builder do?

A skill your agent uses when building, reviewing, or refactoring a Remotion project, especially parameterized launch or demo videos with shared props schemas, calculateMetadata, Sequence and Series…. Remotion Video Builder is an agent skill from hashgraph-online/awesome-codex-plugins. Use when building, reviewing, or refactoring a Remotion project, especially parameterized launch or demo videos with shared props schemas, calculateMetadata, Sequence and Series timing, multiple aspect ratios, terminal or footage layers, and render scripts.

When should I use Remotion Video Builder?

Remotion Video Builder fits situations like: refactoring a Remotion project; especially parameterized launch; demo videos with shared props schemas; calculateMetadata.

How do I install Remotion Video Builder in Claude Code?

Run `npx skills add hashgraph-online/awesome-codex-plugins --skill remotion-video-builder -a claude-code`. Or copy the skill folder (plugins/tim-osterhus/codex-remotion-plugin/skills/remotion-video-builder in hashgraph-online/awesome-codex-plugins) into .claude/skills/remotion-video-builder in your project. Claude Code loads it when a task matches its description.

How do I install Remotion Video Builder in Codex?

Run `npx skills add hashgraph-online/awesome-codex-plugins --skill remotion-video-builder -a codex`. Or copy the skill folder (plugins/tim-osterhus/codex-remotion-plugin/skills/remotion-video-builder in hashgraph-online/awesome-codex-plugins) into .agents/skills/remotion-video-builder in your project. Codex loads it when a task matches its description.

Can I use Remotion Video Builder in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add hashgraph-online/awesome-codex-plugins --skill remotion-video-builder -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/remotion-video-builder, .gemini/skills/remotion-video-builder, .github/skills/remotion-video-builder and .opencode/skills/remotion-video-builder in your project.

What does Remotion Video Builder need to run?

Going by SKILL.md and its folder, Remotion Video Builder needs the command-line tools its instructions call (npx). Our summary lists: Node.js.

Does Remotion Video Builder access the network?

SKILL.md names 1 domain. As links in the text: remotion.dev. This is read from the text; nothing was executed.

Is Remotion Video Builder safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Remotion Video Builder use?

Remotion Video Builder is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Remotion Video Builder use?

About 764 tokens (SKILL.md is roughly 3.1k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 1.7k tokens, read only when the agent opens those files.

What are the alternatives to Remotion Video Builder?

Skills that share tags, products or a category with Remotion Video Builder: Making Demo Videos (nukeop/nuclear, 19k stars), Avatar Video (calesthio/OpenMontage, 66k stars), Remotion Production (DojoCodingLabs/remotion-superpowers, 132 stars) and Review Video With Pingfusi (alex-durango/pingfusi, 125 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Remotion Video Builder?

hashgraph-online (a GitHub organization) maintains it in hashgraph-online/awesome-codex-plugins, which has 1,267 GitHub stars. The repository holds 716 skills in this directory. The repository was last updated on October 10, 2026.

Source: hashgraph-online/awesome-codex-plugins on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.