Efabless
Efabless operated an open-source EDA platform enabling startups, researchers, and product innovators to design and fabricate custom silicon chips via shuttle-based prototyping. Its IP and technology assets were acquired by ChipFoundry in September 2025.
- Company typePrivate
- Founded2014
- HeadquartersPalo Alto, United States
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Efabless does
Efabless Corporation operated an open-source Electronic Design Automation (EDA) platform for custom silicon chip design and manufacturing. The company served a horizontal mix of customers including product innovators, startups, researchers, and educational institutions, addressing the high cost and complexity barriers traditionally associated with custom chip design and fabrication. Its core product, chipIgnite, offered shuttle-based prototyping and manufacturing services at various process nodes, complemented by SoC Builder for system-on-chip design and a Marketplace for IP cores, Commercial SRAM, and ReRam offerings. Educational initiatives included ChipDiscover and Tiny Tapeout to broaden access to chip design learning.
The company held 15 issued patents and 3 pending applications covering chip design and manufacturing processes. Distribution was primarily self-service via the chipfoundry.io platform with online reservations, quote requests, and shuttle status tracking, supplemented by GitHub repositories and a YouTube channel for developer and community engagement. Total disclosed funding across multiple rounds aggregated to roughly $14.2M, including a $6.3M round in October 2023 led by GlobalFoundries with participation from Synopsys, Lanza Tech Ventures, and New North Ventures. In September 2025, Efabless divested its intellectual property and technology assets to ChipFoundry (Umbralogic Technologies LLC), effectively ceasing independent operations, with the acquired assets integrated into ChipFoundry's platform alongside scheduled prototype shuttles.
Efabless firmographics
Firmographics- Name
- Efabless
- Legal name
- Efabless Corporation
- Website
- https://efabless.com
- Company type
- Private
- Founded year
- 2014
- Operating status
- Acquired
- Headcount range
- 11–50 employees
- Short description
- Efabless operated an open-source EDA platform enabling startups, researchers, and product innovators to design and fabricate custom silicon chips via shuttle-based prototyping. Its IP and technology assets were acquired by ChipFoundry in September 2025.
- Ownership category
- akta.pro rank
Efabless industry classification
Industry- Product category
- Electronic Design Automation Software
- NAICS
- Semiconductor and Other Electronic Component Manufacturing (3344)
- SIC
- Services-Computer Integrated Systems Design (7373)
- akta.pro primary industry
- EDA Cloud/SaaS, Design Data Management & Collaboration (HDAHAFAJ)
- akta.pro secondary industries
- Custom & Application-Specific ASIC Design Services (HDAHABAJ), Design Services & ASIC/SoC Implementation (EDA-Adjacent) (HDAHAFAL), Hardware/Chip Design IP Cores (Processor, Interface, Analog, Security) (HDAHAFAF)
Keywords
Where Efabless is headquartered
LocationHeadquarters
- HQ city
- Palo Alto
- HQ country
- United States
- HQ region
- North America
Markets served
Efabless business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Operations, Infrastructure, Marketing or Sales
Distribution channels2 records
Marketing channels3 records
Efabless product offering
Product offeringCore offering
Efabless operates an open-source Electronic Design Automation (EDA) platform for custom silicon chip design and manufacturing. The platform combines the chipIgnite prototyping and shuttle service, the SoC Builder design tool, and an IP marketplace, with educational offerings such as ChipDiscover and Tiny Tapeout. It enables startups, researchers, and product innovators to design and fabricate custom silicon chips at lower cost than traditional closed EDA flows.
Product overview
Efabless, now operating under ChipFoundry (Umbralogic Technologies LLC), offers an open-source chip design platform consisting of multiple integrated products. The core offerings include chipIgnite for prototyping and manufacturing shuttles, SoC Builder for custom system-on-chip design, and a Marketplace for IP cores and semiconductor components. Educational initiatives include ChipDiscover and Tiny Tapeout. The platform also provides add-on capabilities including Machine Learning services, Commercial SRAM, ReRam memory options, and Production services. The acquired assets include 15 issued patents and 3 pending applications related to custom silicon chip design and manufacturing technology.
Differentiator
Problem solved
Functional benefit
Products and services
- chipIgnite
Companies that use Efabless
Customer profileSegments3 records
Ideal customer profiles3 records
Efabless technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Efabless partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- ChipFoundry (Umbralogic Technologies LLC)coreChipFoundry (Umbralogic Technologies LLC) acquired Efabless' intellectual property and technology assets including 15 issued patents and 3 pending applications. The acquisition is positioned to strengthen ChipFoundry's platform for custom silicon chip design and manufacturing.
Scale indicators2 records
Recent moves6 records
Expansion highlights5 records
Efabless competitors and assessment
Company assessmentDirect peers
- SkyWater Technology Foundry: Specialty foundry offering custom silicon and ASIC prototyping services to startups, researchers, and enterprises. Comparable to Efabless' ChipIgnite shuttle-based prototyping model, with similar focus on low-volume custom silicon.
- QuickLogic: Provider of custom silicon solutions including FPGA-based and low-volume ASIC services for edge AI and IoT applications. Comparable in targeting custom chip needs for non-traditional semiconductor customers with edge AI emphasis, similar to Efabless' SensiML partnership direction.
- SiFive: Provider of RISC-V-based custom silicon IP and design services, enabling startups and enterprises to design custom chips. Directly comparable business model focused on lowering barriers to custom silicon, similar to Efabless' ChipIgnite and SoC Builder offerings.
- ChipFoundry (Umbralogic Technologies LLC): The acquirer of Efabless' IP and technology assets and now operator of the same custom silicon chip design and manufacturing platform (chipIgnite, SoC Builder, Marketplace). Directly continues the Efabless platform within its own strategic operating company.
Broad incumbents
- Cadence Design Systems: Major incumbent EDA platform vendor offering design, verification, and IP solutions. Competes with Efabless in the broader chip design tooling market but does not target the open-source / startup / educational niche that Efabless focuses on.
- Synopsys: Largest EDA software provider globally and a 2023 investor in Efabless. Offers comprehensive chip design platforms that overlap with Efabless' open-source EDA offering, but as part of a much broader portfolio serving mainstream semiconductor customers.
- GlobalFoundries: Major semiconductor foundry and 2023 lead investor in Efabless. Provides manufacturing services complementary to Efabless' design platform; serves a comparable customer base for tape-out and production but is a foundry rather than an EDA platform.
- OpenFive (now part of Alphawave Semi): Custom silicon and IP solutions provider (formerly OpenFive) specializing in data infrastructure SoCs. Comparable as an ASIC design services platform with a marketplace-like IP portfolio, serving similar custom silicon customer segments.
Emerging players
- Zero ASIC: Early-stage company focused on democratizing chip design through programmable logic and open-source-inspired tooling. Comparable emerging player with partial overlap to Efabless' open-source EDA approach and custom silicon enablement.
- Menta (eFPGA IP): Provider of embedded FPGA (eFPGA) IP for SoC designs, enabling post-production reconfigurability. Comparable as an IP provider in the custom silicon ecosystem, overlapping with Efabless' Marketplace IP catalog offering.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights5 records
Customer concentration
Efabless social profiles
Digital presenceEfabless financial estimates
Financial estimateRevenue estimate
Valuation estimate
Efabless leadership team
Management profileNumber of profiles
Profiles6 records
Efabless funding detail
Funding detailFunding overview
Funding rounds6 records
Investors5 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Efabless M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Efabless
What does Efabless do?
Efabless operates an open-source Electronic Design Automation (EDA) platform for custom silicon chip design and manufacturing. The platform combines the chipIgnite prototyping and shuttle service, the SoC Builder design tool, and an IP marketplace, with educational offerings such as ChipDiscover and Tiny Tapeout. It enables startups, researchers, and product innovators to design and fabricate custom silicon chips at lower cost than traditional closed EDA flows.
Is Efabless a public or private company?
Efabless is a private company. It is classified as corporate owned and is currently acquired.
When was Efabless founded?
Efabless was founded in 2014. It employs 11 to 50 people.
Where is Efabless based?
Efabless is headquartered in Palo Alto, United States, in the North America region.
Who are Efabless's main competitors?
Direct peers on record are SkyWater Technology Foundry, QuickLogic, SiFive and ChipFoundry (Umbralogic Technologies LLC). Broad incumbents are Cadence Design Systems, Synopsys, GlobalFoundries and OpenFive (now part of Alphawave Semi). Emerging players are Zero ASIC and Menta (eFPGA IP).
Does Efabless have an API?
No public API is recorded for Efabless.
What industry is Efabless in?
Efabless's product category is Electronic Design Automation Software. Its primary akta.pro industry code is HDAHAFAJ, EDA Cloud/SaaS, Design Data Management & Collaboration, with a secondary code of HDAHABAJ, Custom & Application-Specific ASIC Design Services. Its NAICS code is 3344 and its SIC code is 7373.