20 MongoDB Schema Design alternatives
MongoDB Schema Design: MongoDB's official data-modelling skill — embed-vs-reference decisions, relationship patterns and the anti-patterns that quietly wreck performance and cost. 20 agent skills do similar work, most sharing Performance, Schema Design and MongoDB, ranked by how much they have in common with MongoDB Schema Design.
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by MongoDB
MongoDB's official skill for choosing between Atlas Search, Vector Search and Hybrid Search, then building the right indexes and queries for the use case.
Also: MongoDB, MongoDB Atlas
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by MongoDB
MongoDB's official skill for connection pools and timeouts — it refuses to hand you numbers until it knows your deployment, workload and concurrency.
Also: MongoDB, Performance
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by Google Cloud
Google's official Spanner skill: provision instances, design primary keys that do not hotspot, write SQL and client-library code, and diagnose slow queries — with DDL and DML gated behind your approval.
Also: Performance, Schema Design
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by Shopify
Official Shopify skill for modelling custom data — it pushes metafield and metaobject definitions into shopify.app.toml instead of runtime GraphQL, and gets $app namespacing right.
Also: Data Modeling
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by PlanetScale
The master skill in PlanetScale's official pack: runs a full read-only best-practices assessment of a database or org, then produces one evidence-backed report.
Also: Schema Design
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by Sanity
Sanity's official CMS-agnostic skill for structured content modelling — separation of concerns, references versus embedding, content reuse and taxonomy design, with Sanity-specific notes.
Also: Schema Design
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by Convex
Convex's official skill for changing the schema of a deployed app without breaking it — add the field optional, backfill with @convex-dev/migrations, verify, then tighten the validator.
Also: Schema Design
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by AMD
AMD's official skill for benchmarking vLLM/SGLang inference and driving GPU kernel optimization with Magpie and TraceLens trace analysis.
Also: Performance
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by Callstack
Callstack's official React Native performance skill: a priority-ordered framework for FPS, time-to-interactive, bundle size, memory leaks and re-render problems.
Also: Performance
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by Inngest
Seven ways to throttle agent and background workloads — concurrency keys, throttling, rate limiting, debounce, singleton, priority and batching — with a decision guide that picks the right one.
Also: Performance
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by .NET Team at Microsoft
Make slow Entity Framework Core queries fast — read the generated SQL first, fix N+1s, cartesian Include explosions and non-sargable predicates, then re-measure one change at a time.
Also: Performance
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by Supabase
Supabase's official Postgres skill — eight rule categories ranked by impact, each with wrong-vs-right SQL and EXPLAIN output, for schema, RLS, indexing and query work on Postgres anywhere.
Also: Performance
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by Cloudflare
Audits Core Web Vitals through the Chrome DevTools MCP server — LCP, INP, CLS plus FCP, TBT and Speed Index — and traces each one back to the render-blocking resource or layout shift causing it.
Also: Performance
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by ClickHouse Inc
ClickHouse's official agent skill: 31 rules for primary keys, data types, JOINs, batching and partitioning that an agent must check and cite before advising on a schema or query.
Also: Performance
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by Vercel
Vercel Engineering's React and Next.js performance playbook as an agent skill — 70 rules across 8 categories, ordered by impact, for writing and refactoring fast components.
Also: Performance
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by Sentry
Sentry's Django performance review skill — hunts N+1 queries, unbounded querysets, missing indexes and write loops, and reports only findings it can prove.
Also: Performance
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by Microsoft
The .NET team's official skill for scanning C# against ~50 performance anti-patterns across async, memory, strings, collections, LINQ, regex and I/O.
Also: Performance
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by Sentry
Review pull requests against a real engineering practice — security, performance, testing, and design, in that order.
Also: Performance
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by Cloudflare
Audit Core Web Vitals with real measurements via Chrome DevTools — then fix what the numbers actually point to.
Also: Performance
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by Grafana Labs
Grafana's official k6 skill: generate a load, stress, spike or soak test from a plain-language brief, then actually run the script before handing it over.
Also: Performance
