Agent security guardrail: intercepts and audits every tool call, requiring human confirmation on sensitive operations.

Android GUI Agent with ADB screenshots, compact UI hierarchy grounding, verified iterative actions, approvals, and a Mobile Web view.

Alternative plugin market for DSH: curated catalog plus live GitHub browsing, zh/en cross-language search, a fail-closed pre-install static security audit with an install-hook block, and per-plugin README viewing with garbled-encoding repair.

Parse/query/aggregate/convert CSV (RFC 4180) with a zero-dependency state-machine parser.

Structured comparison and unified diffs for text/JSON/CSV/Markdown.

HTML↔Markdown conversion, GFM table normalization, and TOC generation.

Strict ISO 8601 parsing, IANA timezone conversion, and UTC calendar arithmetic.

Financial research workflow and portfolio risk tools with source discipline for current market facts.

Expert-mode agent preset for DeepSeek Harness, now BILINGUAL: English "Expert Mode" preset (Chief Coordinator + 11 fully-English domain-expert subagents) and Chinese 「专家模式」 preset (首席协调官). Experts: data analyst, copywriter, legal review, product manager, frontend, UI/UX, architect, social media ops, growth hacker, quant finance, finance — with automatic task delegation.

Learning Mode agent preset: a coding agent that teaches while coding — concrete scenario-grounded explanations, Socratic guidance, and TODO(你) practice blanks, modeled on Claude Code's Learning output style; installable via dsh plugin add (dsh-learning-mode on npm).

Bilibili video analysis: metadata, transcript (ASR fallback via Bijian/sherpa-onnx/whisper.cpp), comments, danmaku, and sharp keyframes with optional local vision descriptions.

Curated MCP server bundle: one install brings demo, memory, filesystem, GitHub, Playwright and remote HTTP MCP servers, plus a connectivity verifier tool and CI checks.

Download progress panel: URL downloader, agent shell/SSH transfer tracking and workspace black-box file-growth monitoring, shown in a draggable floating panel with live bytes, speed, percentage and ETA.

Bounded, cell-addressed `doc_read`/`doc_write` for xlsx / pdf / docx / pptx / ipynb, plus an MCP server and CLI.

Hermes-style tool search & slimming: progressive disclosure, semantic search, describe, and call long-tail tools on demand while core tools stay eager.

A read_graph tool backed by a codebase knowledge graph (CONTAINS / EXPORTS / IMPORTS / IMPORTS_SYMBOL relations).

Claude Code /rewind for DeepSeek Harness: git-first workspace snapshots before every mutating tool execution, turn-boundary session forks, and a one-shot /rewind command that restores files and forks the session back to a checkpoint.

Codex-backed `web_search`, `image_gen`, and `image_vision` tools for DeepSeek Harness, reusing ChatGPT OAuth login state.

CalDAV calendar tools (list/create/update/delete/search) for Google/iCloud/Nextcloud/custom endpoints, with RRULE expansion.

Seven video tools (probe/cut/concat/encode/subtitle/extract/gif) on the official subprocess service: shell-free argv, zero runtime dependencies.

RSS/Atom subscription management and parsing (rss_list/add/remove/fetch/check), persisted to settings.

Self-contained browser runtime: Playwright (chromium) + OpenCLI as plugin-local dependencies (global reuse fallback), exposes a `browser` service and 9 interactive browser tools.

Unified LLM request/response inspector: reasoning-effort tuning, external-think export, traffic & bundle analysis.

Plugin center: discover, install, and manage DSH plugins from Settings.