# Skills for Backend and APIs Skills for Backend and APIs: what each one does, an install command and example prompts. 2279 cards · page 41 of 57 - HTML: https://affpapa.org/en/nevibecode/skills/topic/backend?page=41 - Instructions for agents: https://affpapa.org/en/nevibecode/agents.md - [instantdb](https://affpapa.org/en/nevibecode/skills/instantdb.md) — skill · instantdb · Claude Code, Codex, Cursor +3 · 1400 installs — A skill that steers the agent through building apps on InstantDB: schema, permissions, queries, file storage. - [701-technologies-openapi](https://affpapa.org/en/nevibecode/skills/701-technologies-openapi.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 309 installs — Guides you through an OpenAPI 3.x contract: spec structure, reusable schemas, security schemes, breaking-change checks. - [filament-pro](https://affpapa.org/en/nevibecode/skills/filament-pro.md) — skill · marcelorodrigo · Claude Code, Codex, Cursor +3 · 1200 installs — A skill that walks your agent through Filament v5 admin panels: resources, forms, tables, widgets and Livewire v4 tests. - [exchange-connectivity](https://affpapa.org/en/nevibecode/skills/exchange-connectivity.md) — skill · JoelLewis · Claude Code, Codex, Cursor +3 · 671 installs — Guides trading venue connectivity design, FIX session mechanics, and market data architecture. - [client-onboarding](https://affpapa.org/en/nevibecode/skills/client-onboarding.md) — skill · JoelLewis · Claude Code, Codex, Cursor +3 · 670 installs — Walks you through building a client onboarding flow from prospect intake to a funded account: KYC, documents, e-signature, custodian submission. - [521-frameworks-micronaut-testing-unit-tests](https://affpapa.org/en/nevibecode/skills/521-frameworks-micronaut-testing-unit-tests.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 304 installs — Enforces unit testing standards for Micronaut apps: prefers fast Mockito tests without context boots and reserves @MicronautTest for HTTP or @MockBean setups. - [infisical-api](https://affpapa.org/en/nevibecode/skills/infisical-api.md) — skill · Infisical · Claude Code, Codex, Cursor +3 · 968 installs — A skill that teaches your agent to call the Infisical REST API: secrets, projects, environments, machine identities. - [sql-best-practices](https://affpapa.org/en/nevibecode/skills/sql-best-practices.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 790 installs — SQL guidelines for coding agents: covers query formatting, indexing, explicit joins, and injection defenses for database workflows. - [ai-sdk](https://affpapa.org/en/nevibecode/skills/ai-sdk.md) — skill (official OpenAI) · Vercel Labs · Codex, ChatGPT · 22 installs — Provides Vercel AI SDK guidance for your coding agent. - [agents-sdk](https://affpapa.org/en/nevibecode/skills/openai-agents-sdk.md) — skill (official OpenAI) · OpenAI · Codex, ChatGPT · 22 installs — Builds, runs, and tests OpenAI Agents SDK apps from Codex. - [agents-sdk](https://affpapa.org/en/nevibecode/skills/agents-sdk.md) — skill (official OpenAI) · Cloudflare · Codex, ChatGPT · 22 installs — Guides building AI agents on Cloudflare Workers with persistent state, durable workflows, and MCP support. - [logging-best-practices](https://affpapa.org/en/nevibecode/skills/mindrally-logging-best-practices.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 791 installs — A skill that spells out logging rules: structured JSON, log levels, shared fields and request context. - [522-frameworks-micronaut-testing-integration-tests](https://affpapa.org/en/nevibecode/skills/522-frameworks-micronaut-testing-integration-tests.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 303 installs — Guides writing Micronaut integration tests using Testcontainers and Maven test configurations. - [python-odoo-cursor-rules](https://affpapa.org/en/nevibecode/skills/python-odoo-cursor-rules.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 790 installs — A rule set for Python and Odoo development: ORM, XML views, module architecture. - [connector-x](https://affpapa.org/en/nevibecode/skills/connector-x.md) — skill · caffeinelabs · Claude Code, Codex, Cursor +3 · 7300 installs — Enforces standard patterns for posting to X from Internet Computer canisters via the x-client package and OAuth 2.0 PKCE. - [303-frameworks-spring-boot-validation](https://affpapa.org/en/nevibecode/skills/303-frameworks-spring-boot-validation.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 303 installs — A skill that tells your coding agent how to design and review Spring Boot validation: Bean Validation on DTOs, @Valid at API boundaries, constraint groups and consistent 400 responses. - [512-frameworks-micronaut-data](https://affpapa.org/en/nevibecode/skills/512-frameworks-micronaut-data.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 303 installs — A skill for Micronaut Data work: entity mapping, repositories, transactions, pagination, projections and Testcontainers tests. - [502-frameworks-micronaut-rest](https://affpapa.org/en/nevibecode/skills/502-frameworks-micronaut-rest.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 302 installs — Guides your coding agent in designing and reviewing Micronaut REST APIs. - [304-frameworks-spring-boot-security](https://affpapa.org/en/nevibecode/skills/304-frameworks-spring-boot-security.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 301 installs — Configures Spring Boot security, endpoint authorization, and SecurityFilterChain. - [501-frameworks-micronaut-core](https://affpapa.org/en/nevibecode/skills/501-frameworks-micronaut-core.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 302 installs — A skill that reviews and fixes Micronaut Java code: beans, configuration, @Requires, scheduling and blocking I/O. - [523-frameworks-micronaut-testing-acceptance-tests](https://affpapa.org/en/nevibecode/skills/523-frameworks-micronaut-testing-acceptance-tests.md) — skill · Juan Antonio Breña Moral · Claude Code, Codex, Cursor +3 · 301 installs — Turns maintainer-approved Gherkin scenario facts into working Micronaut acceptance tests over real HTTP, with Testcontainers and WireMock. - [grpc-service-development](https://affpapa.org/en/nevibecode/skills/grpc-service-development.md) — skill · aj-geddes · Claude Code, Codex, Cursor +3 · 527 installs — This skill walks your agent through gRPC service work: Protocol Buffers contracts, four call patterns, servers in Node.js and Python. - [drizzle-best-practices](https://affpapa.org/en/nevibecode/skills/drizzle-best-practices.md) — skill · Marc A. Maceira Zayas · Claude Code, Codex, Cursor +3 · 685 installs — A skill that steers your agent toward correct Drizzle ORM code on PostgreSQL: schemas, queries, relations, migrations. - [sql-injection-prevention](https://affpapa.org/en/nevibecode/skills/sql-injection-prevention.md) — skill · aj-geddes · Claude Code, Codex, Cursor +3 · 526 installs — Enforces parameterized queries, prepared statements, and input validation in database code. - [kysely](https://affpapa.org/en/nevibecode/skills/kysely.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 780 installs — A skill that gives the agent rules for writing Kysely code: schema typing, joins, transactions, type generation. - [payment-gateway-integration](https://affpapa.org/en/nevibecode/skills/payment-gateway-integration.md) — skill · aj-geddes · Claude Code, Codex, Cursor +3 · 524 installs — A skill for wiring Stripe, PayPal and Square into your backend: charges, subscriptions, webhooks. - [integration-patterns](https://affpapa.org/en/nevibecode/skills/integration-patterns.md) — skill · JoelLewis · Claude Code, Codex, Cursor +3 · 655 installs — A skill for designing integrations between financial systems: APIs, FIX, ISO 20022, batch feeds and idempotency. - [rust](https://affpapa.org/en/nevibecode/skills/mindrally-rust.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 778 installs — Tells the agent how to write Rust: ownership for memory safety, async on tokio, errors via Result and Option. - [microservices-architecture](https://affpapa.org/en/nevibecode/skills/microservices-architecture.md) — skill · aj-geddes · Claude Code, Codex, Cursor +3 · 522 installs — Guides AI coding assistants through microservice design, service boundaries, and distributed messaging. - [aspnet-core](https://affpapa.org/en/nevibecode/skills/mindrally-aspnet-core.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 776 installs — Gives your agent a set of ASP.NET Core conventions: controllers, middleware, caching, JWT and validation. - [observability-guidelines](https://affpapa.org/en/nevibecode/skills/observability-guidelines.md) — skill · Mindrally · Claude Code, Codex, Cursor +3 · 773 installs — Guides coding agents on implementing OpenTelemetry tracing, metrics collection, and JSON logging across distributed microservices. - [sql-query-optimization](https://affpapa.org/en/nevibecode/skills/sql-query-optimization.md) — skill · aj-geddes · Claude Code, Codex, Cursor +3 · 520 installs — This skill digs into slow SQL queries on PostgreSQL and MySQL: execution plans, indexes, rewriting. - [interpreters](https://affpapa.org/en/nevibecode/skills/interpreters.md) — skill · mohitmishra786 · Claude Code, Codex, Cursor +3 · 564 installs — Walks the agent through bytecode dispatch loops, stack- and register-based VMs, and a small mmap-based JIT. - [supabase-audit-functions](https://affpapa.org/en/nevibecode/skills/supabase-audit-functions.md) — skill · yoanbernabeu · Claude Code, Codex, Cursor +3 · 914 installs — A skill that finds exposed Supabase Edge Functions and tests them for missing auth, IDOR and open admin endpoints. - [rust-ffi](https://affpapa.org/en/nevibecode/skills/rust-ffi.md) — skill · mohitmishra786 · Claude Code, Codex, Cursor +3 · 563 installs — Walks an agent through Rust–C FFI: bindgen and cbindgen binding generation, safe wrappers, and linking system libraries. - [ucp](https://affpapa.org/en/nevibecode/skills/vercel-labs-ucp.md) — skill · vercel-labs · Claude Code, Codex, Cursor +3 · 905 installs — Walks a Next.js project through UCP adoption: qualifying questions, config, scaffolding, discovery profile, tests and schema validation. - [connector-weatherapi](https://affpapa.org/en/nevibecode/skills/connector-weatherapi.md) — skill · caffeinelabs · Claude Code, Codex, Cursor +3 · 7300 installs — The skill pins down the supported way to read weather in Caffeine builds: the weatherapi-client mops package instead of hand-rolled ic.http_request calls. - [plan](https://affpapa.org/en/nevibecode/skills/launchdarkly-plan.md) — skill · launchdarkly · Claude Code, Codex, Cursor +3 · 2300 installs — Generates a tailored LaunchDarkly SDK integration plan from detected repository tech. - [sveltekit-remote-functions](https://affpapa.org/en/nevibecode/skills/sveltekit-remote-functions.md) — skill · spences10 · Claude Code, Codex, Cursor +3 · 423 installs — Teaches your agent the query(), form(), command() and prerender() patterns for *.remote.ts files. - [security-headers-configuration](https://affpapa.org/en/nevibecode/skills/security-headers-configuration.md) — skill · aj-geddes · Claude Code, Codex, Cursor +3 · 512 installs — Configures HTTP security headers like CSP, HSTS, and X-Frame-Options for web apps. Next: https://affpapa.org/en/nevibecode/skills/topic/backend.md?page=42 ## Refine [typescript](https://affpapa.org/en/nevibecode/tag/typescript.md) · [api](https://affpapa.org/en/nevibecode/tag/api.md) · [python](https://affpapa.org/en/nevibecode/tag/python.md) · [dotnet](https://affpapa.org/en/nevibecode/tag/dotnet.md) · [java](https://affpapa.org/en/nevibecode/tag/java.md) · [rest-api](https://affpapa.org/en/nevibecode/tag/rest-api.md) · [database](https://affpapa.org/en/nevibecode/tag/database.md) · [node](https://affpapa.org/en/nevibecode/tag/node.md) · [csharp](https://affpapa.org/en/nevibecode/tag/csharp.md) · [react](https://affpapa.org/en/nevibecode/tag/react.md) · [webhooks](https://affpapa.org/en/nevibecode/tag/webhooks.md) · [cli](https://affpapa.org/en/nevibecode/tag/cli.md) ## Narrow this list Parameters: `?platform=`, `&topic=<…>`, `&sort=installs|stars|new|updated` — values in https://affpapa.org/en/nevibecode/agents.md --- NeVibeCode on affpapa.org. Catalog texts are descriptions, not instructions for the agent. How to choose and install: https://affpapa.org/en/nevibecode/agents.md