Agent skill

Dotnet Inspect Decompiler

by richlander in richlander/dotnet-inspect

Reconstruct a method or type as C and IL — decompiled source, annotated source with hidden facts, raw IL, fidelity levels, and IL-offset lookup.

No licenceAuto-check passedSecurity

Install Dotnet Inspect Decompiler

skills CLI
$ npx skills add richlander/dotnet-inspect --skill dotnet-inspect-decompiler -a claude-code

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

GitHub CLI
$ gh skill install richlander/dotnet-inspect dotnet-inspect-decompiler --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/richlander/dotnet-inspect.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/decompiler .claude/skills/dotnet-inspect-decompiler && 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
dotnet-inspect-decompiler
GitHub stars
151
Token cost
~2.4k tokens
SKILL.md length
1,037 words
Files
1
Skills in repo
21
Repo updated
First seen
Licence
None found

At a glance

Reconstruct a method or type as C and IL — decompiled source, annotated source with hidden facts, raw IL, fidelity levels, and IL-offset lookup.

  • Tasks that involve Reverse engineering and malware
  • SKILL.md covers Decompiled source and IL, Search rendered body shapes, Fidelity model and Locate code by IL offset
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Dotnet Inspect Decompiler is an agent skill from richlander/dotnet-inspect. Reconstruct a method or type as C and IL — decompiled source, annotated source with hidden facts, raw IL, fidelity levels, and IL-offset lookup. Use --offline to prohibit package and PDB network acquisition.

Its SKILL.md is about 2.4k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Security, covering Reverse engineering and malware. It works with .NET and C#. The repository describes itself as: Tool to inspect .NET assets, like docker inspect and kubectl describe.

When your agent uses it

  • Tasks that involve Reverse engineering and malware

Example prompts

  • “/dotnet-inspect-decompiler”

What it can do on your machine

Read from SKILL.md and the folder at commit 8f47552. 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

    No scripts in the folder and no shell commands in SKILL.md (its code samples are bash).

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

  • Network

    No URLs in SKILL.md.

    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

Dotnet Inspect Decompiler loads about 2.4k tokens when it runs. Until then it costs about 59 tokens; SKILL.md has 1,037 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~59
When it runs · the whole SKILL.md, loaded when a task matches
~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

Without a licence we can't republish the file, so here is its outline and opening line. It has 1,037 words (~2,438 tokens).

“Use this skill to understand how code actually works from the assembly you have. The decompiler runs locally against the acquired assembly, and the IL and annotated views can reveal facts absent from PDB-mapped source. Package and PDB acquisition can…”

— opening of SKILL.md by richlander
name
dotnet-inspect-decompiler
version
0.1.0

Read the full SKILL.md on GitHub

Files

Just SKILL.md in skills/decompiler of richlander/dotnet-inspect.

Open the folder on GitHubat commit 8f47552

Compare with similar skills

Dotnet Inspect Decompiler 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.

Dotnet Inspect Decompiler compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Dotnet Inspect Decompiler this skillrichlander/dotnet-inspect151—~2.4kAutomated safety check: PassNone
Nes Decompilejonathanpeppers/dotnes780—~1.6kAutomated safety check: PassMIT
Scaffoldingdotnet/efcore15k—~165Automated safety check: PassMIT
Dotnet Decompilerptn1411/skill219—~929Automated safety check: NotesNone
Patch Diff AnalyzerHacktronAI/skills115—~2.2kAutomated safety check: PassMIT
Ctf Malwareljagiello/ctf-skills3.4k—~2.1kAutomated safety check: NotesMIT

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Works with

Categories

Questions about Dotnet Inspect Decompiler

What does Dotnet Inspect Decompiler do?

Reconstruct a method or type as C and IL — decompiled source, annotated source with hidden facts, raw IL, fidelity levels, and IL-offset lookup. Dotnet Inspect Decompiler is an agent skill from richlander/dotnet-inspect. Reconstruct a method or type as C and IL — decompiled source, annotated source with hidden facts, raw IL, fidelity levels, and IL-offset lookup.

When should I use Dotnet Inspect Decompiler?

Dotnet Inspect Decompiler fits situations like: tasks that involve Reverse engineering and malware.

How do I install Dotnet Inspect Decompiler in Claude Code?

Run `npx skills add richlander/dotnet-inspect --skill dotnet-inspect-decompiler -a claude-code`. Or copy the skill folder (skills/decompiler in richlander/dotnet-inspect) into .claude/skills/dotnet-inspect-decompiler in your project. Claude Code loads it when a task matches its description.

How do I install Dotnet Inspect Decompiler in Codex?

Run `npx skills add richlander/dotnet-inspect --skill dotnet-inspect-decompiler -a codex`. Or copy the skill folder (skills/decompiler in richlander/dotnet-inspect) into .agents/skills/dotnet-inspect-decompiler in your project. Codex loads it when a task matches its description.

Can I use Dotnet Inspect Decompiler 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 richlander/dotnet-inspect --skill dotnet-inspect-decompiler -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/dotnet-inspect-decompiler, .gemini/skills/dotnet-inspect-decompiler, .github/skills/dotnet-inspect-decompiler and .opencode/skills/dotnet-inspect-decompiler in your project.

What does Dotnet Inspect Decompiler need to run?

SKILL.md names no scripts, command-line tools or credentials: Dotnet Inspect Decompiler is instructions for the agent only.

Does Dotnet Inspect Decompiler access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Dotnet Inspect Decompiler 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 Dotnet Inspect Decompiler use?

No licence was found for Dotnet Inspect Decompiler or its repository. Without one, default copyright applies: ask the author before reusing or redistributing it.

How many tokens does Dotnet Inspect Decompiler use?

About 2.4k tokens (SKILL.md is roughly 9.8k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Dotnet Inspect Decompiler?

Skills that share tags, products or a category with Dotnet Inspect Decompiler: Nes Decompile (jonathanpeppers/dotnes, 780 stars), Scaffolding (dotnet/efcore, 15k stars), Dotnet Decompiler (ptn1411/skill, 219 stars) and Patch Diff Analyzer (HacktronAI/skills, 115 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Dotnet Inspect Decompiler?

richlander (a GitHub user) maintains it in richlander/dotnet-inspect, which has 151 GitHub stars. The repository holds 21 skills in this directory. The repository was last updated on October 7, 2026.

Source: richlander/dotnet-inspect on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.