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A decision trail for work you review later.
Engineering audit trails
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.- 3.1k
3.1km06-error-handling
actionbook
Handle failures with the right Rust error strategy.
Rust error handling
3.1kmetal-kernel
pytorch
Bring PyTorch operators to Apple Silicon with native kernels.
GPU kernel development
- 3.1k
at-dispatch-v2
pytorch
Move PyTorch dispatch macros to the v2 API.
Kernel development
3.1kconvex-functions
waynesutton
Build Convex functions with clear data contracts.
Backend development
3.1kobserve-whatsapp
gokapso
Find out why your WhatsApp messages fail.
Messaging operations
3.1kiii-getting-started
iii-hq
Get your first iii backend up and running.
Backend development
- 3k
m01-ownership
actionbook
Fix ownership errors by repairing the design.
Rust ownership
- 3k
principle-separate-before-serializing-shared-state
cursor
Prevent race conditions by separating shared writes.
Concurrency design
- 3k
m04-zero-cost
actionbook
Choose Rust polymorphism with clear trade-offs.
Rust type design
3ksentry-sdk-upgrade
getsentry
Move your Sentry JavaScript SDK across major versions.
SDK migration
3kpaperclip-create-plugin
paperclipai
Build and verify a local Paperclip plugin.
Plugin development
PA
3kcli-creator
openai
Turn API docs into a CLI you can use anywhere.
CLI development
2.9kdotnet-webapi
dotnet
Build consistent, documented ASP.NET Core APIs.
Web API development
2.9kconnector-spotify
caffeinelabs
Add Spotify music and playback to your app.
Backend development
2.9ksmux
shawnpana
Send messages between agents in tmux panes.
Terminal management
2.9ksent
sentdm
Find the right help for your Sent messaging.
Messaging integration
- 2.9k
waba-template-author
sentdm
Turn messaging intent into review-ready WhatsApp templates.
Messaging templates
- 2.9k
rcs-agent-onboarding
sentdm
Launch RCS with safe routing and controlled tests.
Messaging onboarding
- 2.9k
sender-profile-architect
sentdm
Keep each tenant's messaging safely separated.
Messaging architecture
- 2.9k
waba-embedded-signup
sentdm
Get your WhatsApp onboarding flow right in Sent.
Messaging integration
+1 - 2.9k
sent-account-readiness
sentdm
Find out whether your Sent account can send.
Messaging operations
SE - 2.9k
sent-messaging
sentdm
Send reviewed template messages through Sent.
Business messaging
SE 
2.9kapollo-mcp-server
apollographql
Connect your GraphQL API to AI agent tools.
API integration
GR
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.