{"categories":[{"label":"Build Tools","url":"https://skillfed.io/packages/category/software-development-build-tools/6"}],"enrichment":{"capability":"Lambdalib provides technology-agnostic hardware abstraction for ASIC design, allowing designers to write RTL once and target multiple foundry processes through a library of standardized cells that decouple design from manufacturing specifics.","skillfed_tags":["asic-design","hardware-abstraction","cell-library"],"use_cases":["Porting an ASIC design from one foundry process to another without rewriting synchronizers, memory compilers, or I/O pad logic.","Building a multi-project chip that must support multiple process nodes with a single RTL codebase.","Rapid prototyping of digital designs using standardized, proven cells instead of writing custom implementations.","Integrating memory, padring, and clock-domain-crossing logic into a larger design without technology-specific customization.","Teaching ASIC design methodology with portable, process-independent cell abstractions."],"what_it_does":"Lambdalib is a modular cell library for ASIC design that abstracts away technology-specific details\u2014synchronizers, clock gating, I/O pads, memory compilers, and analog blocks\u2014so designers can write portable RTL once and retarget it to different process nodes without redesign. It solves the problem that modern CMOS manufacturing requires different implementations for each foundry, wasting months of engineering time on reimplementation of the same functionality.\n\nThe library organizes cells into specialized domains: standard digital logic (97 cells), special-purpose circuits (22 cells), memory modules (6), I/O pads (16), padring generation (3), vectorized datapaths (15), FPGA primitives (3), and analog circuits (2). Each cell is a Python class wrapping Verilog, designed to integrate natively with siliconcompiler's build flow. Designers instantiate cells in RTL using the `la_` prefix, then add them as dependencies to their design; the library handles technology mapping through Lambdapdk for supported processes.","worth_installing":"Yes, if you are designing ASICs with siliconcompiler and targeting multiple foundry processes or need portable, standardized cell abstractions. The library is actively maintained, MIT-licensed, and proven in production tapeouts. Install it if you want to decouple your RTL from process-specific details; skip it if you are working with a single fixed foundry or using a different ASIC flow entirely."},"id":"lambdalib","links":{"html":"https://skillfed.io/packages/lambdalib","md":"https://skillfed.io/packages/lambdalib.md","pypi":"https://pypi.org/project/lambdalib/"},"maintenance":{"status":"active"},"meta":{"latest_release":"2026-07-08","license_spdx":"MIT","license_treatment":"permissive","name":"lambdalib","python_support":"supports_current","summary":"Standardized ASIC design libraries"},"popularity":{"monthly_downloads":77060,"position":14555,"tier":"top_15000"},"security":{"n_vulnerabilities":0},"version":"0.13.1"}