Bun File I/O

Bun File I/O is a DevOps skill for Claude Code, published by CyberStrikeus in CyberStrike.

1.7K stars269 forkson CyberStrikeus/CyberStrikeAdded 2026/08/12+4% in starsRepository updated 2026/08/12

aiai-agentai-securitybug-bountycybersecuritydevsecopsethical-hackinghackinghacking-toolllmmcpmcp-servermitre-attackoffensive-securityowasppenetration-testingpentestred-teamsecuritysecurity-tools

Install in seconds

Install Bun File I/O

Copy Bun File I/O into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/CyberStrikeus/CyberStrike/tree/main/.cyberstrike/skill/bun-file-io ~/.claude/skills/bun-file-io

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/CyberStrikeus/CyberStrike.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: .cyberstrike/skill/bun-file-io/SKILL.md in CyberStrikeus/CyberStrike
Installs to: ~/.claude/skills/bun-file-io
Collection: One of 51 skills cataloged from this repository
Category: DevOps — 798 skills

What Bun File I/O does

Bun File I/O covers the preferred file-reading, writing, scanning, and deletion patterns used in this repo. Use it when working on file operations or directory handling with Bun and node:fs helpers.

Bun File I/O is cataloged under DevOps on DirSkills. Bun File I/O comes from a repository tagged ai, ai-agent, ai-security, bug-bounty and cybersecurity.

Documentation

README

Excerpt

Use this when

Editing file I/O or scans in packages/cyberstrike
Handling directory operations or external tools

Bun file APIs (from Bun docs)

Bun.file(path) is lazy; call text, json, stream, arrayBuffer, bytes, exists to read.
Metadata: file.size, file.type, file.name.
Bun.write(dest, input) writes strings, buffers, Blobs, Responses, or files.
Bun.file(...).delete() deletes a file.
file.writer() returns a FileSink for incremental writes.
Bun.Glob + Array.fromAsync(glob.scan({ cwd, absolute, onlyFiles, dot })) for scans.
Use Bun.which to find a binary, then Bun.spawn to run it.
Bun.readableStreamToText/Bytes/JSON for stream output.

When to use node:fs

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Bun File I/O

What else does CyberStrikeus publish alongside Bun File I/O?
Bun File I/O is one of 51 skills that DirSkills catalogs from CyberStrikeus/CyberStrike, the repository it ships in. Its siblings there include AMI Age Compliance, AMI Encryption Check and AMI Naming Convention Compliance. Each one is a separate skill with its own page in this directory, installs the same way Bun File I/O does, and is maintained by CyberStrikeus in that same repository. The rest of the collection is listed on the CyberStrikeus/CyberStrike page.
How does Bun File I/O compare to other DevOps skills?
Bun File I/O ranks #297 by stars among the 798 DevOps skills in this catalog. The most-starred ones next to it are Backend Patterns, API Connector Builder and Migration. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Bun File I/O against them. Open each page to compare what they document and how they install.