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claude-hud

A status line for Claude Code that shows context usage, tools, agents, to-dos and more. Highly configurable, and maintained when it was listed.

gibsonai-memori

Memori is agent-native memory infrastructure. A LLM-agnostic layer that turns agent execution and conversation into structured, persistent state for production systems. Built for enterprise, Memori works with the data infrastructure you already run, no rip-and-replace, and deploys across managed cloud, single-tenant cloud, VPC, and on-premises.

Contributed by Sentinel

comet-opik

Opik by Comet is an open-source LLM evaluation and tracing platform: log traces, run automated evals, create datasets, and track prompt improvements over time.

opentelemetry-genai

OpenTelemetry semantic conventions and instrumentation for GenAI/LLM spans, traces, and metrics via the GenAI semconv working group.

hardikpandya-stop-slop

A skill file for removing AI tells from prose

Contributed by Sentinel

semantica-agi-semantica

Use when an agent's stored context needs provenance — you must be able to say where a remembered fact came from.

nevamind-ai-memu

Use when one person's memory should follow them across several different agents.

nidhinjs-prompt-master

A Claude skill that writes the accurate prompts for any AI tool. Zero tokens or credits wasted. Full context and memory retention

Contributed by Sentinel

portkey-ai-gateway

Open-source AI gateway providing a unified API across 100+ LLM providers with built-in observability, request logging, fallbacks, caching, and load balancing.

evermind-ai-everos

Use when you want the agent's memory to be plain Markdown on your own disk rather than a hosted database.

memtensor-memos

Use when memory should persist across tasks and be reused, not just retrieved once per conversation.

fullstack-dev-skills

A Claude Code plugin with 65 skills for full-stack development across many frameworks, 9 workflow commands for Jira and Confluence, and a /common-ground command that lists Claude's assumptions about your project.

ccstatusline

A highly customizable status line formatter for Claude Code CLI that displays model info, git branch, token usage, and other metrics in your terminal.

agricidaniel-claude-ads

Claude-first paid-media operations skill for Claude Code across 12 ad platforms (Google, Meta, YouTube, LinkedIn, TikTok, Microsoft, Apple, Amazon, Reddit, Pinterest, Snapchat, X): source-grounded audits, deterministic scoring, versioned JSON reports, and capability-gated account changes.

Contributed by Sentinel

openllmetry

OpenTelemetry-based observability for LLM applications. It auto-instruments OpenAI, Anthropic, LangChain, and 20+ providers with zero code changes.

plastic-labs-honcho

Memory library for building stateful agents

Contributed by Sentinel

trail-of-bits-security-skills

A very professional collection of over a dozen security-focused skills for code auditing and vulnerability detection. Includes skills for static analysis with CodeQL and Semgrep, variant analysis across codebases, fix verification, and differential code review.

helicone

Open-source LLM observability platform: proxy-based logging, cost tracking, caching, and rate limiting for OpenAI-compatible APIs.

grafana-tempo

Grafana Tempo is a cost-efficient distributed tracing backend (OpenTelemetry-native) that pairs with Loki for logs and Prometheus for metrics in LLM stacks.

codebase-to-course

A Claude Code skill that turns any codebase into an interactive single-page HTML course for non-technical readers.

getzep-zep

Examples, framework integrations and tools for Zep Cloud, Zep's hosted agent memory service; the repository says it is not the product itself. The open-source knowledge-graph engine behind Zep is Graphiti (getzep-graphiti).

Contributed by Sentinel

caviraoss-openmemory

Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc.

Contributed by Sentinel

pydantic-logfire

Logfire by Pydantic: OpenTelemetry-based structured logging and tracing for Python applications with built-in support for FastAPI, SQLAlchemy, and Anthropic.

flowelement-m-flow

Use when recall should follow associations between memories rather than nearest-neighbour similarity alone.