PyPI · npm
Arize-ai/phoenix
AI Observability & Evaluation
Custom licenseAug 28, 2026 · metrics 2.10.0
All tags
Catalogue tag
#prompt-engineering
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
83 records
PyPI · crates.io · npm
IBM/mcp-context-forge
An AI Gateway, registry, and proxy that sits in front of any MCP, A2A, or REST/gRPC APIs, exposing a unified endpoint with centralized discovery, guardrails and management. Optimizes Agent & Tool calling, and supports plugins.
Apache-2.0Aug 3, 2026 · metrics 2.10.0
PyPI · npm
Agenta-AI/agenta
Agenta is a workspace where you and your team build agents and automations.
Custom licenseAug 28, 2026 · metrics 2.10.0
npm
langchain-ai/langchainjs
The agent engineering platform
MITAug 5, 2026 · metrics 2.10.0
npm · Go
langwatch/langwatch
The platform for LLM evaluations and AI agent testing
Apache-2.0Aug 13, 2026 · metrics 2.10.0
PyPI · npm
microsoft/apm
Agent Package Manager
MITAug 28, 2026 · metrics 2.10.0
npm · PyPI
comet-ml/opik
Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.
Apache-2.0Aug 5, 2026 · metrics 2.10.0
PyPI
dottxt-ai/outlines
Structured Outputs
Apache-2.0Aug 12, 2026 · metrics 2.10.0
npm
promptfoo/promptfoo
Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.
MITAug 5, 2026 · metrics 2.10.0
PyPI
Q00/ouroboros
Agent OS: the agent gets smarter on its own. We just hold the line: the grading command and expected result never make it into the success contract we hand it. Interview-gated, staged evaluation, budgeted evolution loop. MCP server, 13 runtimes: Claude Code, Codex CLI, Gemini CLI, OpenCode, Copilot, Kiro and more.
MITAug 13, 2026 · metrics 2.10.0
npm · crates.io · PyPI
headroomlabs-ai/headroom
Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.
Apache-2.0Aug 4, 2026 · metrics 2.10.0
npm
langfuse/langfuse
🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
Custom licenseAug 5, 2026 · metrics 2.10.0
PyPI
JudgmentLabs/judgeval
The Continuous-Improvement Stack for Agents. Our environment data and evals power agent improvement and monitoring.
Apache-2.0Aug 13, 2026 · metrics 2.10.0
PyPI
MagnivOrg/prompt-layer-library
🍰 PromptLayer - Maintain a log of your prompts and OpenAI API requests. Track, debug, and replay old completions.
Apache-2.0Jul 25, 2026 · metrics 2.10.0
npm
cobusgreyling/loop-engineering
Practical patterns, starters & CLI tools for loop engineering with AI coding agents. Design systems that prompt and orchestrate agents (inspired by Addy Osmani and Boris Cherny). Includes loop-audit, loop-init, loop-cost.
MITAug 28, 2026 · metrics 2.10.0
PyPI
kyegomez/swarms
The Enterprise-Grade Multi-Agent Orchestration Framework. Website: https://swarms.ai
Apache-2.0Aug 1, 2026 · metrics 2.10.0
PyPI
Nayjest/ai-microcore
A handy lib for smooth interaction with large language models (LLMs) and crafting AI apps.
MITAug 26, 2026 · metrics 2.10.0
npm · PyPI
mohitagw15856/pm-claude-skills
1098 professional Agent Skills for Claude, ChatGPT, Gemini, Cursor & Codex — from PRDs and postmortems to appealing a disability benefit, building a go-bag, and settling into a new country. Plain-markdown, MIT, in Anthropic's official plugin directory. Free in-browser or 'npx pm-claude-skills add'.
MITAug 22, 2026 · metrics 2.10.0
npm
MattDevy/pi-extensions
A set of pi-extensions, including pi-continuous-learning that continually improves you pi coding agent experience
MITJul 22, 2026 · metrics 2.10.0
npm
GeiserX/LynxPrompt
Self-hosted & federated platform for AI IDE/Tools Rules and Commands via WebUI & CLI - Generate, browse, store, share AGENTS.md, CLAUDE.md, and more
Apache-2.0Sep 5, 2026 · metrics 2.10.0
npm
devswha/patina
AI-writing humanizer for KO/EN/ZH/JA
MITJul 18, 2026 · metrics 2.10.0
npm
jmagly/aiwg
Cognitive architecture for AI-augmented software development. Specialized agents, structured workflows, and multi-platform deployment. Claude Code · Codex · Copilot · Cursor · Factory · Warp · Windsurf.
MITJul 17, 2026 · metrics 2.10.0
npm · Go
brennhill/Kaboom-Browser-AI-Devtools-MCP
Kaboom AI DevTools — Browser DevTools for AI coding assistants via MCP
AGPL-3.0Aug 28, 2026 · metrics 2.10.0
npm
jnMetaCode/superpowers-zh
🦸 AI 编程超能力 · 中文增强版 — superpowers（116k+ ⭐）完整汉化 + 6 个中国原创 skills，让 Claude Code / Copilot CLI / Hermes Agent / Cursor / Windsurf / Kiro / Gemini CLI 等 16 款 AI 编程工具真正会干活
MITAug 28, 2026 · metrics 2.10.0
PyPI · crates.io
nikolay-e/diffctx
Smart git diff context for LLMs and AI agents — selects the minimal code fragments needed to understand a change, under a token budget. Deterministic, local, MCP server included. Also exports a full codebase to YAML/JSON/MD.
Apache-2.0Aug 16, 2026 · metrics 2.10.0
RubyGems
seuros/action_mcp
Rails Engine with MCP compliant Spec.
MITAug 5, 2026 · metrics 2.10.0
npm
Contentrain/ai
Repo-native content governance for AI agents. Extract, review, and deliver UI text, docs, and structured content from Git.
MITSep 5, 2026 · metrics 2.10.0
npm
EvoMap/evolver
The GEP-powered self-evolving engine for AI agents. Auditable evolution with Genes, Capsules, and Events. | evomap.ai
GPL-3.0Aug 28, 2026 · metrics 2.10.0
npm · PyPI
JuliusBrussee/caveman
🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman
MITAug 4, 2026 · metrics 2.10.0
npm
adaline/gateway
The only fully local production-grade Super SDK that provides a simple, unified, and powerful interface for calling more than 200+ LLMs.
MITSep 3, 2026 · metrics 2.10.0