Appellant Brief

Q: What is a Claude Code skill and how does the Appellant Brief skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Appellant Brief is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: General · Sub-category: general-misc · Last updated: 2026-06-06

type:review

Drafts the appellant's opening brief challenging a lower court decision in federal or state appellate courts. Covers issue selection, standard of review framing, record citation, argument structure, and procedural compliance under FRAP 28/32 or state equivalents. Use when preparing an appellant's opening brief, selecting appellate issues, structuring appellate arguments, or demonstrating reversible error on appeal.

About this skill (catalog notes)

Appellant Brief includes a dedicated installation section. The SKILL.md is on the shorter side at about 497 words.

License: Apache-2.0
Original author: CaseMark
Indexed lastmod: 2026-06-06
Catalog position: General · general-misc
Indexed related skills: 10

How Appellant Brief fits the catalog

Appellant Brief sits in the General category under the general-misc sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

Drafts the appellant's opening brief demonstrating reversible error through the record while overcoming deference to the court below.

What this skill does

Appellant Brief is a community-contributed Claude Code skill in the general-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/appellant-brief/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when preparing an appellant's opening brief, selecting appellate issues, structuring appellate arguments, or demonstrating reversible error on appeal.

Who uses this skill

The Appellant Brief Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 93,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/appellant-brief
curl -L https://claudskills.com/skills/appellant-brief/SKILL.md \
  -o ~/.claude/skills/appellant-brief/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/appellant-brief/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/appellant-brief/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\appellant-brief\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

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See pricing → Download desktop app

Frequently asked questions

How do I install the Appellant Brief Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/appellant-brief/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Appellant Brief skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Appellant Brief skill?

Use Appellant Brief when your Claude Code task falls under the General category — specifically in the general misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Appellant Brief" or describe the task and let Claude pick). Browse related skills at /category/general/.

What is a Claude Code skill and how does the Appellant Brief skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Appellant Brief is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/ThomasMoreAI/legal-skills-open/blob/HEAD/us/litigation/skills/appellant-brief/SKILL.md
License: Apache-2.0
Author: CaseMark

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

CaseMark. (2026). Appellant Brief [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/appellant-brief/

BibTeX

@misc{appellant-brief-2026,
  author    = {CaseMark},
  title     = {Appellant Brief [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/appellant-brief/}
}

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