Engineering Knowledge · Research · Open Resources

LEFNOUN Library

Building the future of engineering knowledge

Explore LEFNOUN handbooks, semiconductor methodologies, technical specifications, research standards, datasets, benchmarks, and open engineering resources.

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Flagship Handbooks

Three foundational references for the LEFNOUN ecosystem

These handbooks define the organization, the PDIF framework, and the research methodology that guide LEFNOUN initiatives.

In Development

Architecture Series

LEFNOUN Architecture Handbook

The foundational reference defining LEFNOUN’s vision, identity, architecture, ecosystem, and long-term roadmap.

  • Vision and mission
  • LEFNOUN Architecture
  • Organization and ecosystem
  • Strategic roadmap
Version 1.0 Read handbook
In Development

PDIF Series

PDIF Technical Handbook

The technical specification of the Physical Design Intelligence Framework, including its engines, databases, data models, and implementation architecture.

  • Intelligence engines
  • Engineering databases
  • Diagnosis and decision systems
  • Digital Twin architecture
Version 1.0 Read handbook
In Development

Research Series

LEFNOUN Research Handbook

The official research methodology covering experiment design, reproducibility, benchmarking, publication standards, and collaboration.

  • Research lifecycle
  • Experiment design
  • Benchmarking and reproducibility
  • Publication standards
Version 1.0 Read handbook

Library Collections

Engineering knowledge organized for research and implementation

The LEFNOUN Library connects technical documentation, methodology development, research output, and reusable engineering resources.

01

Architecture Series

Vision, ecosystem architecture, organization, platform structure, governance, and strategic roadmaps.

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02

PDIF Series

Framework architecture, intelligence engines, engineering databases, diagnosis, decisions, experiments, and Digital Twin.

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03

Research Series

Research lifecycle, experiment design, benchmarking, reproducibility, publication standards, and collaboration.

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04

Physical Design Methodologies

Floorplanning, placement, CTS, routing, STA, low-power, optimization, signoff, ECO, and physical verification.

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05

Technology Guides

OpenROAD, ICC2, Fusion Compiler, PrimeTime, Innovus, Calibre, Virtuoso, FinFET, and advanced-node implementation.

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06

Engineering Standards

Coding conventions, documentation standards, API practices, naming rules, experiment management, and validation.

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07

White Papers and Articles

Research reports, technical papers, engineering insights, methodology discussions, and design case studies.

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08

Datasets and Benchmarks

Reproducible design experiments, implementation metrics, benchmark results, engineering datasets, and model inputs.

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09

Open-Source Documentation

Documentation for PDIF, TestFlow AI, OpenROAD research, automation scripts, APIs, tools, and engineering projects.

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Open Knowledge

Contribute to the LEFNOUN Library

LEFNOUN welcomes collaboration on methodologies, benchmarks, technical documentation, open-source resources, and engineering research.

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