Best Claude skills for backend development
Backend skills teach API design, database schemas, migrations, auth and the boring-but-critical parts like idempotency and error handling. Vendor skills from Supabase and Stripe carry first-party knowledge about their platforms that generic models often get wrong.
105 backend skills · ranked live · November 2026
The top 10. Ranked by the Alyn Score.
- 1#1
Anthropic
Skills
Anthropic
MCP Builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to…
192k3.8MScore 93 - 2#2
affaan-m
Backend Patterns
Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API routes. Use when building or reviewing Node.js…
301k1.7MScore 89 - 3#3
Change Impact
Perform evidence-backed impact analysis before changing code, data, interfaces, or governance documents, then compare the planned impact with the actual diff after implementation. Covers…
301k1.7MScore 89 - 4#4
Addy Osmani
API And Interface Design
Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface. Use when creating REST or GraphQL endpoints, defining type contracts between…
115k1.8MScore 85 - 5#5
wshobson
Agents
wshobson
Architecture Patterns
Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use this skill when designing clean architecture for a new…
42k2.6MScore 85 - 6#6
GitHub
Awesome Copilot
GitHub
Arize Annotation
Creates and manages annotation configs (categorical, continuous, freeform label schemas) and annotation queues (human review workflows) on Arize. Applies human annotations to project spans…
41k2.4MScore 85 - 7#7
wshobson
Agents
API Design Principles
Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers. Use when designing new APIs, reviewing API specifications, or…
42k2.6MScore 84 - 8#8
wshobson
Agents
Saga Orchestration
Implement saga patterns for distributed transactions and cross-aggregate workflows. Use this skill when implementing distributed transactions across microservices where 2PC is unavailable…
42k2.6MScore 84 - 9#9
Google
Skills
Google
API Gateway Backend Security And Rate Limiting
Secures and rate limits backend services behind Google Cloud API Gateway across OpenAPI 2.0 and OpenAPI 3.0.x API configurations, including MCP-enabled gateways. Use when configuring API…
24k1.1MScore 83 - 10#10
Google
Skills
API Gateway MCP Server
Configures Google Cloud API Gateway to act as a remote Model Context Protocol (MCP) server (Public Preview) that exposes REST APIs as agent tools over HTTP (POST /mcp). Use when migrating…
24k1.1MScore 83
What makes a great backend skill.
Official vendor skills for the services you use (Supabase, Stripe, Cloudflare).
Migration and rollback guidance, not only happy-path code.
Security defaults: row-level security, secrets handling, input validation.
All 105 backend skills.
Jeffallan
Claude Skills
Jeffallandotnet-core-expert
Use when building .NET 8 applications with minimal APIs, clean architecture, or cloud-native microservices. Invoke for Entity Framework Core, CQRS with MediatR, JWT authentication, AOT…
Jeffallan
Claude Skills
Jeffallangolang-pro
Implements concurrent Go patterns using goroutines and channels, designs and builds microservices with gRPC or REST, optimizes Go application performance with pprof, and enforces idiomatic…
Jeffallan
Claude Skills
Jeffallangraphql-architect
Use when designing GraphQL schemas, implementing Apollo Federation, or building real-time subscriptions. Invoke for schema design, resolvers with DataLoader, query optimization, federation…
Jeffallan
Claude Skills
Jeffallanjavascript-pro
Writes, debugs, and refactors JavaScript code using modern ES2023+ features, async/await patterns, ESM module systems, and Node.js APIs. Use when building vanilla JavaScript applications…
phuryncompetitive-battlecard
Create sales-ready competitive battlecards comparing your product against a specific competitor — positioning, feature comparison, objection handling, and win/loss patterns. Use when…
phurynsql-queries
Generate SQL queries from natural language descriptions. Supports BigQuery, PostgreSQL, MySQL, and other dialects. Reads database schemas from uploaded diagrams or documentation. Use when…
Google DeepMind
Science Skills
Google DeepMinddbsnp-database
Use when you want to look up, map, and search for short genetic variants (SNPs, indels) in NCBI's dbSNP database. Resolves between rsIDs, genomic coordinates in VCF format, and HGVS…
Google DeepMind
Science Skills
Google DeepMindencode-ccres-database
Query the ENCODE Registry of cis-Regulatory Elements (cCREs) via the SCREEN GraphQL API, or make custom queries to the ENCODE Portal REST API for experiments and files (ChIP-seq peaks…
Google DeepMind
Science Skills
Google DeepMindensembl-database
Query the Ensembl database to resolve gene, transcript, and protein IDs, fetch genomic or protein sequences, retrieve gene structures (exons), and get variant consequence and effect…
Google DeepMind
Science Skills
Google DeepMindgtex-database
Use when you want to retrieve quantitative RNA expression data and variant eQTL information from the GTEx (Genotype-Tissue Expression) Project across 54 non-diseased tissue sites.
Google DeepMind
Science Skills
Google DeepMindhuman-protein-atlas-database
Use when you want to retrieve semi-quantitative protein expression and spatial localisation data from the Human Protein Atlas (HPA).
Google DeepMind
Science Skills
Google DeepMindinterpro-database
Identify domains, families, and sites in proteins; find all proteins in a family or sharing a domain; explore species distribution for a domain; annotate genomes with protein families and…
Google DeepMind
Science Skills
Google DeepMindliterature-search-europepmc
Search Europe PMC for scientific literature and download open-access full texts and PDFs. Retrieve full-text XML/plain text by PMCID, get citation lists and bibliography.
Google DeepMind
Science Skills
Google DeepMindopenfda-database
Query, search, and download data from the openFDA API for drugs, devices, foods, tobacco, cosmetics, animal and veterinary products, substances, and transparency data. Use for FDA adverse…
Google DeepMind
Science Skills
Google DeepMindopentargets-database
Query Open Targets Platform for target-disease associations, drug target discovery, tractability/safety data, genetics/omics evidence, known drugs, for therapeutic target identification.
Google DeepMind
Science Skills
Google DeepMindpdb-database
Use when you want to search for or download experimentally-determined 3D structures for biomolecules (proteins, nucleic acids, bound ligands). Supports searching by sequence similarity…
Google DeepMind
Science Skills
Google DeepMindpubmed-database
Search PubMed for scientific literature, including published clinical trials. Fetch abstracts and full text. Link published research to biological databases (gene, protein, nucleotide…
Google DeepMind
Science Skills
Google DeepMindreactome-database
Query the Reactome database (Analysis and Content Services). Use when the user asks about pathway analysis, gene list enrichment, retrieving results by token, finding unmapped or not-found…
Google DeepMind
Science Skills
Google DeepMinduniprot-database
Access protein metadata, function, taxonomy, and sequences across UniProtKB, UniParc, and UniRef. Use when searching for proteins, mapping identifiers, or retrieving functional annotations…
Google DeepMind
Science Skills
Google DeepMindpubchem-database
Query PubChem, search by name/CID/SMILES, retrieve properties, similarity/substructure searches, bioactivity, for cheminformatics. Use when a user asks about a specific chemical, drug, or…
Google DeepMind
Science Skills
Google DeepMindquickgo-database
Query the QuickGO and Evidence & Conclusion Ontology (ECO) REST API. Use this when you need to map genes to biological processes, molecular functions, or cellular components, find genes…
Google DeepMind
Science Skills
Google DeepMindunibind-database
Queries the UniBind database for experimentally validated transcription factor (TF) binding sites. Use when retrieving direct TF-DNA interaction datasets, downloading binding site…
Google DeepMind
Science Skills
Google DeepMindalphafold-database-fetch-and-analyze
Retrieve and analyze AlphaFold predicted structures for a protein. Use when the user provides a specific UniProt Accession ID and wants structural confidence metrics (pLDDT), domain…
Google DeepMind
Science Skills
Google DeepMindjaspar-database
Query the JASPAR database for Transcription Factor (TF) binding profiles. Use when retrieving Position Frequency Matrices (PFMs) or Position Weight Matrices (PWMs) for specific TFs…
Google DeepMind
Science Skills
Google DeepMindgnomad-database
Query the Genome Aggregation Database (gnomAD). Use when determining the rarity or allele frequency of specific genetic variants, retrieving gene constraint metrics (pLI, LOEUF) to assess…
Google DeepMind
Science Skills
Google DeepMindstring-database
Query the STRING database for protein-protein interactions (PPIs), functional enrichment, and homology. Use when the user asks about interactions between specific proteins, interaction…
Stripe
AI
Stripeconnect-required-verification-information
Use this skill when the user asks what information a Stripe Connect connected account must provide for verification, onboarding, KYC, or account requirements; when they need to compare…
Stripe
AI
Stripemetronome
Guides Metronome usage-based billing integration decisions — event ingestion (single and batch, idempotency, billable metrics), contract design (rate cards, overrides, dimensional pricing…
Stripe
AI
Stripestripe-directory
Identifies external providers, merchants, nonprofits, platforms, APIs, and software services, and resolves the documented way to engage them — to pay, donate, subscribe, book, provision, or…
Stripe
AI
Stripestripe-projects
Use when the user wants to provision infrastructure or third-party services using Stripe Projects. Triggers: "I need a database", "set up auth", "add caching", "give me a Postgres"…
Stripe
AI
Stripeupgrade-stripe
Guide for upgrading Stripe API versions, webhook endpoints, server-side SDKs, Stripe.js, and mobile SDKs
Stripe
AI
Stripestripe-pay
Helps users send funds to another Stripe business, transfer money to a Stripe Profile handle or network ID, or ask whether an agent can pay a Stripe business. Use Stripe Directory to find…
Stripe
AI
Stripestripe-docs
Use when the user or agent needs to read, search, or look up Stripe documentation or API reference. Prefer this over curl or WebFetch for any docs.stripe.com content. Use to fetch gated…
Backend skills, explained.
Also searched as: backend agent skills, api design skill, database skill, supabase skill.
What are the best Claude skills for backend development?
Right now the top-ranked backend skills on Alyn are MCP Builder (Anthropic), Backend Patterns (affaan-m), Change Impact (affaan-m). Rankings combine GitHub stars, installs, freshness and depth, and update live.
Is there an official Supabase skill?
Yes. supabase/agent-skills is published by Supabase and ranks among the most installed backend skills.
Skills or MCP for databases?
Use both. An MCP server gives the agent access to your database. A skill teaches it how to use that access well.
How do I install a backend skill?
Run npx skills add owner/repo in your project, or copy the folder with SKILL.md into ~/.claude/skills. Every skill on this page has a ready-to-copy command.
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Backend skills for your agent