Stack Gems

Read-only search of 900+ reviewed developer tools, each with a verdict and caveats. Free/OSS first.

Install

Remote server: your requests and data go to stackgems.com. Claude Code: claude mcp add --transport http stack-gems https://stackgems.com/api/mcp · Claude app: Settings → Connectors → Add custom connector.

What it can do

The tools this server listed when we connected to it, in its own words.

• search_gems — Search the Stack Gems catalog of reviewed developer tools. Matches name, tagline, verdict, Catch, subcategory and tags. Filters combine with
• get_gem — Full Stack Gems review of one tool by slug: what is good, the Catch, verdict, license, repo health, plus links to its best-of list and alter
• best_for — Ranked shortlist for a use case or category (e.g. "vector database", "coding agents", "auth", "mcp"), free and open source first, each with
• get_alternatives — Free and open-source alternatives to a tool from the same category, with verdict and Catch. Works for any slug in the catalog.
• list_categories — The catalog vocabulary: stacks (categories), best-of lists with counts, and the tag vocabulary with counts. Use the slugs as filters in sear

KitScout test notes

Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.

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