Developer Tools Codex plugins

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Understand repository architecture and existing code contracts Debug failures from error messages, logs, tests, and trace evidence Implement focused changes with regression tests and minimal diffs Review code for correctness, security, concurrency, and…

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…ment, data remediation, statistical ML best practices, J-space cognitive reasoning, autonomous goal contracts, skill conductor authoring, repository safety and setup, TypeScript package boundaries, workflow design, handoffs, teaching, course exercise scaffolding, and long-form writing. Host-specific duplicates and repository-development…

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Use the Archkeel CLI to inspect a repository, review architecture contracts, and check coding-agent changes. Python static analysis and Dart/TypeScript import graphs have explicit limits; missing evidence remains UNKNOWN. Install the CLI separately; its Python packa…

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…ign, implement, inspect and test MCP servers and interactive MCP Apps using focused skills for tool contracts, host-aware interfaces, secure integration, debugging, visual quality and release preparation. Start with an idea, API specification or repository; work through actual coding tools available in the host. Choose real subagents when available; otherwise use a sequential workflow. Supports a useful tool-only fallback for clients without…

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…st-gated slices and the Codex CLI (provider: codex) implements each one headlessly. The lead writes contracts and committed acceptance tests; the engine independently verifies each Git candidate, checks its writable allowlist and integrates only accepted commits. For developers who already use Codex… …use Git worktrees, which are not a security sandbox. The selected provider may receive prompts and repository content under your account terms, and usage is billed to your plan or provider account. Read the bundled PRIVACY.md and SECURITY.md for data handling, retention and support. Project details…

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…loper asks for again and again: when a software version reaches end of life, whether the runtimes a repository pins are still supported, what an open-source license is, whether a web feature works in a browser, what an RFC says about itself and what changed between two versions of a package. Ask "is… …of the data. endoflife.date is maintained by volunteers, so confirm a date with the vendor before a contract or compliance decision. A license answer identifies a license and does not say what it lets you do: it is not legal advice. It does not scan packages for vulnerabilities or health: use the Pa…

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…rches 241 public engineering workflows and loads the selected recipe with its domain skill, working contract and required references. Search and catalog metadata support English, Spanish, Russian and Simplified Chinese; technical instructions are in English. Workflows cover repository mapping, planning, code review, API contracts, data, infrastructure, AI and release checks. One bundled skill guides workflow selection. The read-only MCP tools require no account or API ke…