building-plugins skillA
building-plugins is agent-read markdown (skill) from protolabsai/protoagent: Use this when asked to build, create, write, scaffold, or publish a protoAgent plugin — e.g. "make a plugin that …", "add a plugin for X", "package this as a plugin", "write a plugin that adds a tool/dashboard/workflow", "publish a plugin so others can install it". Covers the plugin contract (manifest + register()), the full contribution surface (tools, subagents, SKILL.md skills, workflows, console views, routes, MCP servers, config/secrets/settings), the conventional repo layout, testing, and .
Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.
How to install
mdr add protolabsai/protoagent/building-plugins@git:20260820.e235475mdr add protolabsai/protoagent/building-plugins@sha256:f79933a461b07026Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.
[](https://markdownregistry.com/a/art_5pqa7nrl5uuopprc)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| git:20260820.e235475 latest | 2026-08-20 | e235475 | 19,076 B | A | view · diff |
| git:20260814.c15c7cf | 2026-08-14 | c15c7cf | 19,072 B | A | view · diff |
| git:20260807.eac35af | 2026-08-07 | eac35af | 18,865 B | A | view · diff |
| git:20260807.1c934a4 | 2026-08-07 | 1c934a4 | 18,609 B | A | view · diff |
| git:20260807.1518a66 | 2026-08-07 | 1518a66 | 17,827 B | A | view |
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (19076 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
protolabsai/protoagent · 10 stars · license MIT · pushed 2026-09-17 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_5pqa7nrl5uuopprc GET https://markdownregistry.com/api/v1/resolve?ref=protolabsai/protoagent/building-plugins GET https://markdownregistry.com/api/v1/blob/f79933a461b07026da6cb3afd2f30e6663790b082e4a61787ba34e57963774b5
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.