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Tech Stack Teardown

Category: Sales  ·  Sub-category: sales-misc  ·  Last updated:
Reverse-engineer a company's sales and marketing tech stack from public signals. Detects CRMs, cold email tools, people databases, ad pixels, email delivery services, and outbound sending domains via DNS records, website source inspection, Apify technology profiling, blacklist checks, and public spam complaint searches. Works on single companies or batches. Outputs a structured markdown report per company.

About this skill (catalog notes)

Tech Stack Teardown includes a dedicated installation section; worked examples; pricing or quota commentary. At roughly 1,706 words the SKILL.md is on the longer end of the catalog distribution.

Indexed lastmod
Catalog position
Sales · sales-misc
Indexed related skills
10

How Tech Stack Teardown fits the catalog

Tech Stack Teardown sits in the Sales category under the sales-misc sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

Reverse-engineer a company's sales, marketing, and outbound infrastructure from public signals. No login, no API access to their tools needed — everything is derived from DNS records, website source code, technology profiling, blacklist databases, and public complaints.

What this skill does

Tech Stack Teardown is a community-contributed Claude Code skill in the sales-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/tech-stack-teardown/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Tech Stack Teardown Claude Code skill is built for sales development reps, account executives, revenue operations teams, and customer success managers. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/tech-stack-teardown
curl -L https://claudskills.com/skills/tech-stack-teardown/SKILL.md \
  -o ~/.claude/skills/tech-stack-teardown/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/tech-stack-teardown/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/tech-stack-teardown/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\tech-stack-teardown\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Tech Stack Teardown Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/tech-stack-teardown/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Tech Stack Teardown skill do?
Reverse-engineer a company's sales and marketing tech stack from public signals. Detects CRMs, cold email tools, people databases, ad pixels, email delivery services, and outbound sending domains via DNS records, website source inspection, Apify technology profiling, blacklist checks, and public spam complaint searches. Works on single companies or batches. Outputs a structured markdown report per company.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the Tech Stack Teardown skill?
Use Tech Stack Teardown when your Claude Code task falls under the Sales category — specifically in the sales misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Tech Stack Teardown" or describe the task and let Claude pick). Browse related skills at /category/sales/.
What is a Claude Code skill and how does the Tech Stack Teardown skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Tech Stack Teardown is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Sales category. Learn more at /learn/what-is-a-claude-skill/.

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
ClaudSkills. (2026). Tech Stack Teardown [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/tech-stack-teardown/
BibTeX
@misc{tech-stack-teardown-2026,
  author    = {ClaudSkills},
  title     = {Tech Stack Teardown [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/tech-stack-teardown/}
}

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