harper-best-practices
harperfast
Practical guidance for building Harper apps.
Backend development
+2
Backend, systems & APIs skills for AI agents
The server side of software, and code close to the machine. Backend Skills cover platforms such as Supabase and Firebase and frameworks in Python, Go and Node.js; API Skills design and integrate endpoints and payments; systems Skills write firmware, concurrent code and command-line tools.
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827 Skills
Showing Skills in Backend, systems & APIs.- 686
685shell
pproenca
Safer shell scripts that work across systems.
Shell scripting
675micronaut
mindrally
Build Micronaut services with fast startup.
Backend development
675openapi-specification-v2
hairyf
Write REST API descriptions in Swagger 2.0.
API specification
- 674
graphql
mindrally
Build type-safe GraphQL APIs that fetch less.
API development
670postman-collection-generator
patricio0312rev
Turn your API routes into a Postman collection.
API development
667nestjs-expert
davila7
Fix Nest.js apps with framework-aware guidance.
Backend development
665cmux-config
manaflow-ai
Make cmux settings and workspace groups your own.
Terminal configuration
CM
664graphql
sickn33
Build GraphQL APIs that handle complex data.
API development
662python-expert-best-practices-code-review
wispbit-ai
Python code that fails early and reads clearly.
Python development
656websocket-implementation
aj-geddes
Build chat and live updates that scale with your app.
Real-time communication
654capacitor-plugin-upgrades
capawesome-team
Upgrade your Capacitor plugin across major versions.
Plugin maintenance
652encore-getting-started
encoredev
Your first Encore.ts app, running locally.
Backend development
- 651
viewcomfy-api-rules
mindrally
Bring ComfyUI workflows into your Python web app.
API integration
VI 
648bash-script-validator
akin-ozer
Catch bugs in shell scripts before they run.
Shell script validation
648fhir-developer-skill
anthropics
Build healthcare APIs with correct validation.
Healthcare API development
647runway-dev
runwayml
Build Runway features with server-side secrets.
API integration
RD
647w-api-docs
blockmatic
Keep API docs in sync with their source schemas.
API documentation
- 646
serverless
mindrally
Build FastAPI services for serverless scale.
Backend development
645axum-web-framework
manutej
Build Rust web APIs with type-safe request handling.
Backend development
- 644
graalvm
mindrally
Java apps built for fast GraalVM native startup.
Java development
644r-cli-app
posit-dev
Turn your R scripts into command-line tools.
CLI development
642memory-lancedb-pro
win4r
Maintain your OpenClaw long-term memory plugin.
Plugin development
642supabase
alinaqi
Build Supabase changes locally before deployment.
Backend development
Supabase, Firebase, Convex and Neon have dedicated Skills, alongside general Skills for Python, Go, Node.js, Rust and Java services.
Payment integration Skills add checkout, subscriptions and webhooks for Stripe, PayPal and others, with signature checks and test modes.
Yes. Firmware, microcontrollers and low-level systems code are part of this category.