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Find your next superpower If you are an agent, refer to our llms.txt for full access.Explains recent compound-engineering plugin changes or investigates specific past releases. Provides version citations when answering questions about release history or skill changes.
Utilize the native Windows binary certutil.exe to download malicious payloads and optionally decode Base64 encoded files as a Living-off-the-Land (LotL) technique. This skill details how attackers bypass application whitelisting and fetch stage-2 implants.
Helps design change communications and related communication plans.
Map affected consumers and verification obligations before implementing or reviewing a change across interfaces, persistence or schemas, permissions, deployment or release boundaries, or independently failing downstream paths. Use for blast-radius and what-could-break questions. Do not use for ordinary local edits, generic code review, or a post-hoc risk narrative with no decision or verification …
Read the city's own public changelog page (https://1f3d9.com/changelog) and print the latest entries. Use when the user asks what changed in the city recently; in Claude Code, the slash form is /1f3d9-citylife:changelog.
Automate changelog generation from commits, PRs, and releases following Keep a Changelog format. Use when setting up release workflows, generating release notes, or standardizing commit conventions.
Progressively enables todo tests and updates implementation code until each passes under Wallaby. Marks corresponding progress in the design document, which serves as the source of truth, before continuing to the next test.
Use when a user asks to search local Codex chat history by keyword, recall a past conversation, find an old thread title, or look up prior user or assistant snippets stored in this machine's ~/.codex sessions.
Describes building ChatGPT apps using mcp-use and the OpenAI Apps SDK, including MCP servers and interactive React widgets. The skill is deprecated and identifies mcp-app-builder as its replacement.
Runs ruff lint, ruff format checks, pyright type checks, auth analysis, and license header checks. Intended to verify code quality after changes or before committing.
Checks *.test.ts files for spacing conventions between consecutive test() calls. Reports blank-line violations to support enforcement of test-file formatting.
Organizes iterative session history through timestamped checkpoints. Uses a LATEST.md symlink to reference the latest checkpoint.
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npx skillycli add owner/repo --skill name