In-process fork subagent backend: runs a child agent seeded with a prefix of the parent's log

Run a command using sudo, prompting the user with an OS dialog if necessary

LiangShen (梁神) agent preset plus its composer lever for the dsh web GUI. The host half declares the bundled preset to the harness's agent-preset registry at activation (declare = enabled), so the preset is selectable for new sessions without writing anyth

opencode plugin that turns opencode into a kid-safe coding mentor: kid-safe system prompt, tool whitelist (no shell), DeepRouter routing, audit emission.

Inquirer confirm prompt

n8n community node for OpenAI with LiteLLM prompt caching support

The **[Groq provider](https://ai-sdk.dev/providers/ai-sdk-providers/groq)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the Groq chat and completion APIs, transcription support, and browser search tool.

Model-facing view, create, literal replace, and line insert tool over the Harness filesystem service

Core Inquirer prompt API

Framework-agnostic helpers for building A2UI subagent tools — op builders, prompt assembly, history walkers, and request/envelope orchestration shared across framework adapters.

A command line prompt tool for npm command line programs.

Plan-mode composer control: the conversation.input.plan seat over the plan projection and the /plan command channel

Autocomplete prompt for inquirer

Model-facing web tools (web_search, web_fetch) over the DeepSeek Harness web capability seam (ctx.web)

Model-facing workflow tool: run a JavaScript orchestration script over ctx.workflows

Model-facing skill loading tool for the DeepSeek Harness

A beautiful command-line prompt for node.js

Token-saving proxy for Claude Code: renders bulky context (system prompt, tool docs, old history) as dense PNGs to cut input tokens. Runs on Node and Cloudflare Workers.

Jest plugin for filtering by filename or test name

Compatibility one-click bundle (legacy; new installs should use evolution-all) (community build)