feat: add Devin CLI support

.devin-plugin/plugin.json

@@ -0,0 +1,22 @@
+{
+  "name": "superpowers",
+  "version": "6.1.1",
+  "description": "An agentic skills framework & software development methodology that works: planning, TDD, debugging, and collaboration workflows.",
+  "author": {
+    "name": "Jesse Vincent",
+    "email": "jesse@fsck.com"
+  },
+  "homepage": "https://github.com/obra/superpowers",
+  "repository": "https://github.com/obra/superpowers",
+  "license": "MIT",
+  "keywords": [
+    "brainstorming",
+    "subagent-driven-development",
+    "skills",
+    "planning",
+    "tdd",
+    "debugging",
+    "code-review",
+    "workflow"
+  ]
+}

.version-bump.json

@@ -4,6 +4,7 @@
     { "path": ".claude-plugin/plugin.json", "field": "version" },
     { "path": ".cursor-plugin/plugin.json", "field": "version" },
     { "path": ".codex-plugin/plugin.json", "field": "version" },
+    { "path": ".devin-plugin/plugin.json", "field": "version" },
     { "path": ".kimi-plugin/plugin.json", "field": "version" },
     { "path": ".claude-plugin/marketplace.json", "field": "plugins.0.version" },
     { "path": "gemini-extension.json", "field": "version" }

README.md

@@ -11,7 +11,7 @@ If this sounds like someone you know, definitely send them our way.
 
 ## Quickstart
 
-Give your agent Superpowers: [Claude Code](#claude-code), [Antigravity](#antigravity), [Codex App](#codex-app), [Codex CLI](#codex-cli), [Cursor](#cursor), [Factory Droid](#factory-droid), [Gemini CLI](#gemini-cli), [GitHub Copilot CLI](#github-copilot-cli), [Kimi Code](#kimi-code), [OpenCode](#opencode), [Pi](#pi).
+Give your agent Superpowers: [Claude Code](#claude-code), [Antigravity](#antigravity), [Codex App](#codex-app), [Codex CLI](#codex-cli), [Cursor](#cursor), [Devin CLI](#devin-cli), [Factory Droid](#factory-droid), [Gemini CLI](#gemini-cli), [GitHub Copilot CLI](#github-copilot-cli), [Kimi Code](#kimi-code), [OpenCode](#opencode), [Pi](#pi).
 
 ## How it works
 
@@ -108,6 +108,20 @@ Superpowers is available via the [official Codex plugin marketplace](https://git
 
 - Or search for "superpowers" in the plugin marketplace.
 
+### Devin CLI
+
+- Install the plugin from this repository:
+
+  ```bash
+  devin plugins install obra/superpowers
+  ```
+
+- Update to the latest version with:
+
+  ```bash
+  devin plugins update superpowers
+  ```
+
 ### Factory Droid
 
 - Register the marketplace:

scripts/sync-to-codex-plugin.sh

@@ -48,6 +48,7 @@ EXCLUDES=(
   "/.claude-plugin/"
   "/.codex/"
   "/.cursor-plugin/"
+  "/.devin-plugin/"
   "/.git/"
   "/.gitattributes"
   "/.github/"

tests/devin/test-devin-plugin.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+# Validate the Devin CLI integration. `devin plugins install obra/superpowers`
+# reads `.devin-plugin/plugin.json` and auto-discovers the co-located `skills/`
+# directory; Devin CLI surfaces every installed skill's name + description in
+# the system prompt at session start and invokes them via its native `skill`
+# tool, and its system prompt already documents its own tools (subagent
+# profiles, todo tracking, question prompts), so there is no hook, injector,
+# or tool-mapping scaffold to test. What IS Devin-specific is the manifest.
+#
+# Mirrors tests/kimi/test-plugin-manifest.sh. CI-safe: does not require
+# `devin` installed.
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
+
+MANIFEST="$REPO_ROOT/.devin-plugin/plugin.json"
+
+fail() { echo "FAIL: $*" >&2; exit 1; }
+
+echo "test-devin-plugin: checking Devin CLI manifest"
+
+# --- Manifest is valid and matches the repo version -------------------------
+[ -f "$MANIFEST" ] || fail "manifest missing at $MANIFEST"
+
+python3 - "$MANIFEST" <<'PY'
+import json
+import sys
+from pathlib import Path
+
+manifest_path = Path(sys.argv[1])
+manifest = json.loads(manifest_path.read_text(encoding="utf-8"))
+repo_root = manifest_path.parents[1]
+
+if manifest.get("name") != "superpowers":
+    raise AssertionError(f"plugin name: expected 'superpowers', got {manifest.get('name')!r}")
+
+package = json.loads((repo_root / "package.json").read_text(encoding="utf-8"))
+if manifest.get("version") != package.get("version"):
+    raise AssertionError(
+        f"manifest version {manifest.get('version')!r} != package.json version {package.get('version')!r}"
+    )
+
+# Devin CLI plugins carry skills only (auto-discovered from ./skills/); the
+# manifest supports metadata + dependency lists, nothing executable.
+unsupported = ["skills", "hooks", "commands", "sessionStart", "contextFileName", "inject"]
+present = sorted(field for field in unsupported if field in manifest)
+if present:
+    raise AssertionError("unsupported Devin manifest fields present: " + ", ".join(present))
+
+version_config = json.loads((repo_root / ".version-bump.json").read_text(encoding="utf-8"))
+entries = version_config.get("files")
+if not isinstance(entries, list) or not any(
+    entry.get("path") == ".devin-plugin/plugin.json" and entry.get("field") == "version"
+    for entry in entries
+    if isinstance(entry, dict)
+):
+    raise AssertionError(".version-bump.json must update .devin-plugin/plugin.json version")
+
+print("Devin plugin manifest looks good")
+PY
+
+echo "PASS: Devin CLI plugin valid (manifest)"