# dtiger1889-ops > Open-source publisher. Listings imported from github.com/dtiger1889-ops — credited to the original author with their license. - **Listings:** 12 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/dtiger1889-ops - **Website:** https://github.com/dtiger1889-ops ## Published listings - [Optimize Prompt](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-optimize-prompt) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-optimize-prompt` One deliberate rewrite pass that applies Anthropic's current prompt-engineering best practices to an existing draft prompt (SKILL.md, scheduled-task prompt, API/system prompt, one-off task prompt). Use when the user types /optimize-prompt or says "optimize this prompt" / "improve this prompt" / "tune this prompt" / "apply prompt best practices to X". Input is a pasted prompt, @-mentioned file, or… - [Breakdown](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-breakdown) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-breakdown` Convergent, action-first problem decomposition (the terse twin of /fanout). Use ONLY when the user types /breakdown or says "break this down" / "break it down" / "decompose this". Takes ONE tangled or ambiguous problem and returns the single smallest next ACTION plus a collapsed full plan. Terse, no hand-holding, no capability narration. Do NOT use for open-ended ideation with many valid answers… - [Prevent](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-prevent) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-prevent` You just did something documented knowledge says not to do -- a rule, prior - [Necromancy](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-necromancy) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-necromancy` Recover a Claude Code session that died before a CHECKPOINT was written - [Plain](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-plain) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-plain` Re-explain a dense, jargon-loaded, or code-stuffed response in plain, generous - [Spec](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-spec) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-spec` Efficiently produce a spec into the current project AND drive its - [Dumb](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-dumb) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-dumb` The user is telling you the last thing you said or did was wrong, lazy, or - [Prove](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-prove) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-prove` The user suspects something in your last response was made up, or contradicts - [Checkpoint](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-checkpoint) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-checkpoint` Rewrite the current project's CHECKPOINT.md in place to the harness - [Outside](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-outside) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-outside` Force the session out of its own head before committing to an approach -- one cheap reconnaissance pass over shipped solutions, the user's other projects, and the user's notes. Use when the user types /outside or says "get an outside view" / "check prior art" / "are we reinventing the wheel" / "has anyone already built this" / "look around before we build this". Sits between a single-shot answer… - [Fanout](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-fanout) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-fanout` Explicit-invoke divergent-ideation booster (a 5-frame fanout run natively via the Agent tool). Use ONLY when the user types /fanout or says "run a fanout" / "fanout this" / "give me frames on X". Runs 5 parallel cognitive-frame ideation agents + a critic pass on an OPEN-ENDED problem with many valid answers (design, API surface, naming, strategy, hypothesis generation, "give me a few ways to...")… - [Redteam](https://agentstack.voostack.com/l/skill-dtiger1889-ops-claude-harness-toolbox-redteam) — Skill · Free · security-reviewed — `agentstack add skill-dtiger1889-ops-claude-harness-toolbox-redteam` One focused adversarial pass on a claim, plan, or answer (the cheap middle gear between a single-shot answer and the ~7x-token /fanout). Use ONLY when the user types /redteam or says "push back on this" / "red-team this" / "stress-test this". Fires ONE adversarial pass that assumes the target is wrong and hunts the fatal flaw. Do NOT use for 5-way ideation (that is /fanout) or for convergent fact… --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.