AI Tools Scout
Open-source ToolsLLM ProjectsMCP ServersMethodology
AI Tools Scout

An open-source AI tools directory with clear use cases, visible source freshness, and maintenance evidence for anyone deciding what to try.

Explore
Open source AI projectsOpen source LLM projectsMCP servers list
More
SkillsContentAbout
Rankings use public ecosystem signals. Treat them as a starting point, then confirm license, setup, safety, and fit with the upstream project.
← Back to Leaderboard

Project comparison

langflow vs Prompt Engineering Guide

Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.

langflow

Langflow is a powerful tool for building and deploying AI-powered agents and workflows.

Best matched with other interface tools.

155.5K
Stars
+4.2K
Weekly
85/100
Health
Prompt Engineering Guide

🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.

Best matched with other interface tools.

78.8K
Stars
+742
Weekly
53/100
Health

Quick Take

Adoption

langflow has the larger GitHub footprint with 155.5K stars.

Momentum

langflow is currently growing faster at +4.2K stars this week.

Maintenance

langflow has the stronger automated maintenance signal at 85/100. This is not a security or fit verdict.

Side-by-side evidence

Use these signals to narrow your choice, then confirm setup, license, and fit upstream.

SignallangflowPrompt Engineering Guide
Evidence statusVerified snapshot· 2026-10-04 09:19 UTCBasic listing· 2026-10-04 09:18 UTC
GitHub stars155.5K78.8K
Weekly growth+4.2K+742
Health scoreStrong85/100Watch53/100
Contributors358212
Commits per week45.60.0
Open issues981288
LanguagePythonMDX
LicenseMITMIT
Last commit2026-10-04 08:06 UTC2026-03-11 20:09 UTC
Last releasev1.10.2N/A

Weekly AI open-source movers

Get the fastest-growing projects, useful MCP servers, and technical reads in one weekly email.