ChipFlow
- Company typePrivate
- Founded2021
- HeadquartersCambridge, United Kingdom
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
ChipFlow firmographics
Firmographics- Name
- ChipFlow
- Legal name
- ChipFlow Ltd.
- Website
- https://chipflow.io
- Company type
- Private
- Founded year
- 2021
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
ChipFlow industry classification
Industry- Product category
- Electronic Design Automation (EDA) Software
- NAICS
- Computer Systems Design and Related Services (54151), Computer Systems Design and Related Services (5415)
- SIC
- Services-Computer Integrated Systems Design (7373), Services-Prepackaged Software (7372)
- akta.pro primary industry
- Design Services & ASIC/SoC Implementation (EDA-Adjacent) (HDAHAFAL)
Keywords
Where ChipFlow is headquartered
LocationHeadquarters
- HQ city
- Cambridge
- HQ country
- United Kingdom
- HQ region
- Europe
Offices3 records
Markets served
ChipFlow business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations
Revenue model
- Platform Subscription: ChipFlow plans to launch a subscription-based platform model in late 2025. The subscription fee will be a fraction of current EDA prices, enabling OEMs to design chips themselves using existing software engineering teams without costly intermediary steps.
- Consultancy Services: ChipFlow offers expert guidance to help OEMs define project requirements and explore design options across software and hardware. The engagement can be as simple as a couple of meetings to outline key FPGA options, providing a pathway to deeper platform adoption.
- IC Design Services and Engineering Support: ChipFlow provides end-to-end services including IC design services and first-silicon support, from training and toolchain setup to design implementation and manufacturing support.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Subscription-based SaaS model planned for 2025 launch |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels7 records
ChipFlow product offering
Product offeringCore offering
ChipFlow delivers an open-source semiconductor chip design platform-as-a-service (PaaS) that integrates curated open-source EDA tools (Amaranth HDL, Yosys, OpenROAD, SiliconCompiler), mixed-signal workflows, and engineering support. The platform enables SMEs, OEMs, foundries, and partners to perform IC exploration, FPGA prototyping, and tapeout using Python-based hardware design and pre-integrated foundry PDKs. It is delivered alongside IC design consultancy services and commercial support.
Product overview
ChipFlow offers an open-source semiconductor chip design platform delivered as a Platform-as-a-Service (PaaS) model. The core of the offering is the ChipFlow Platform, which integrates the Amaranth hardware definition language (a Python-based HDL) for RTL design entry, the ChipFlow Library and Digital IP Library for SoC assembly, and the OpenROAD backend for physical design and tapeout. The platform enables software teams to design custom ASICs using Python, with support for simulation (via C++ co-simulation), FPGA prototyping (via ULX3S board), and direct silicon submission. Supporting offerings include the ChipFlow Configurator (launched January 2026) for web-based design configuration, the Automotive Reference Design Platform providing pre-verified zonal architecture designs, the Amaranth SoC Toolkit for CSR/GPIO/memory bus components, and paid IC Design Services for end-to-end consultancy. The platform is offered via a subscription model (free alpha/community tier, paid tier launched September 2025), supplemented by commercial support and community channels.
Differentiator
Problem solved
Functional benefit
Products and services
- ChipFlow Platform An open-source IC design platform-as-a-service (PaaS) that integrates curated open-source EDA tools, mixed-signal workflows, and engineering support. Enables product companies, OEMs, SMEs, foundries, and partners to design, simulate, prototype on FPGAs, and submit custom ASICs for tapeout using Python-based Amaranth HDL and pre-integrated foundry PDKs.
- ChipFlow Configurator A web-based configuration tool within the ChipFlow platform that allows users to configure ASIC designs through an interactive interface, enabling custom System-on-Chip definitions with peripheral modules and generating designs for simulation, FPGA, or silicon targets.
- Automotive Reference Design Platform A pre-verified reference design platform targeting Remote I/O ASIC development for automotive zonal architectures, enabling OEMs and Tier 1 suppliers to deploy application-specific silicon tailored to software-defined vehicle platforms.
- Open-Source RTL Language Support (Paid Tier) Expanded RTL language support on the ChipFlow platform beyond Amaranth/Python HDL, combined with the introduction of a paid subscription tier that broadens the range of hardware description languages available to users within ChipFlow's design flows.
- IC Design Services Engineering and consultancy services covering IC design architecture guidance, FPGA prototyping, test ASIC design and tapeout, and transition to production ASIC for OEMs and SMEs that need expert support through the design process.
- Commercial Support Paid commercial support offering for enterprises using the ChipFlow platform, accessible via [email protected], complementing the free community support channel through GitHub Discussions.
Quantifiable outcome
- Consolidated 11 chips across 4 ECUs into a single custom chip for a major automotive OEM, significantly reducing cost and production time.
- +3 more outcomes
Companies that use ChipFlow
Customer profileNamed customers4 records
Segments5 records
Ideal customer profiles4 records
ChipFlow technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration2 records
Feature6 records
ChipFlow partnerships and signals
Strategic signalPartnerships
Ten partnerships are on record, tiered core, flagship and minor.
- ChipFoundrycoreJoint forces announcement in August 2025 to make IC development easier and more affordable through combined capabilities and services.
- GlobalFoundriescoreCompleted successful 130nm BCD tape-out at GlobalFoundries for automotive OEM, validating ChipFlow's platform for production silicon. The test chips were fully functional and performing as expected.
- ImecflagshipHosted ChipFlow's soft launch with a two-day workshop at Imec headquarters, providing the platform to showcase the company's vision for open-source chip design. Imec is a leading research and development organization in nanoelectronics and digital technologies.
- EuropracticecorePartnership for manufacturing capabilities linking ChipFlow's design platform to Europractice's IC prototyping and small-volume production services for European companies and academics.
- OpenROADcoreOpen-source EDA tool integrated into ChipFlow's platform, providing clean and efficient backend flow with cost-efficient support model. OpenROAD plays a key role in enabling hardware teams to work more like software teams.
- KeysomminorPartnership exploring RISC-V in 2025, automotive applications, and open hardware. Keysom contributes expertise in RISC-V and automotive silicon.
- SphericalminorPresented at Imec workshop on how open-source EDA tools coupled with commercial tools enable key Space ASIC use cases.
- AmaranthcorePython-based hardware definition language used for algorithmic hardware design on ChipFlow platform. Key open-source tool in ChipFlow's strategy.
- YosyscoreOpen-source synthesis tool used in ChipFlow's chip design process for RTL synthesis and optimization.
- EU Chips Act InitiativeflagshipJoint EU Chips Act application with leading EDA vendor and ChipCraft to create a design platform for European SMEs, aiming to create a step change in how SMEs approach silicon design.
Scale indicators5 records
Recent moves7 records
Expansion highlights6 records
ChipFlow competitors and assessment
Company assessmentOthers
- OpenROAD Project: Open-source EDA toolchain for physical design that ChipFlow integrates into its platform. Ecosystem dependency and adjacent project whose adoption trajectory directly impacts ChipFlow's technical positioning.
- SkyWater Technology Foundry: Pure-play foundry with open-source PDKs that has been central to the open-source silicon movement. Not a direct competitor but a critical ecosystem enabler and supply-side comparable for ChipFlow's foundry PDK integration strategy.
- Tiny Tapeout: Educational multi-project wafer program for open-source ASICs. Community partner/feeder for ChipFlow's developer pipeline rather than a competitor; included as adjacent ecosystem player driving demand for accessible chip design.
Emerging players
- Rapid Silicon: Open-source FPGA design tool provider (Radiant) and silicon vendor. Adjacent emerging player offering open-source EDA-style tooling for programmable logic, competing for the same democratization narrative.
- Zero ASIC: Open-source chiplet/FPGA fabric platform targeting democratized silicon. Comparable emerging player using open-source tooling to lower ASIC/FPGA design barriers for product companies.
Direct peers
- Efabless: Efabless operates an open-source chip design platform with community programs (e.g., chipIgnite) and commercial tapeout services. Most directly comparable to ChipFlow in combining open-source EDA tooling with ASIC design services and a community-driven GTM.
- ChipFoundry: ASIC design services and foundry aggregation platform; ChipFlow's announced August 2025 joint partnership underscores overlap in target customers (SMEs, OEMs) and bundled design-to-tapeout service model.
Broad incumbents
- Synopsys: Dominant commercial EDA vendor (Design Compiler, IC Compiler, PrimeTime). Sets the pricing and capability baseline ChipFlow aims to undercut, and the most likely incumbent to respond with cloud/open-source-friendly tiers.
- Siemens EDA: EDA division of Siemens (formerly Mentor Graphics) offering Calibre, Tessent, and related chip design platforms. Broad incumbent competing across the same chip design workflow stages.
- Cadence Design Systems: Major EDA vendor (Genus, Innovus, Virtuoso). Broad incumbent with deep automotive and SoC design tool share; directly competes in chip design flows ChipFlow is seeking to disrupt.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
ChipFlow social profiles
Digital presenceChipFlow financial estimates
Financial estimateRevenue estimate
Valuation estimate
ChipFlow leadership team
Management profileNumber of profiles
Profiles2 records
ChipFlow funding detail
Funding detailFunding overview
Funding rounds1 record
Investors10 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ChipFlow 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 ChipFlow
What does ChipFlow do?
ChipFlow delivers an open-source semiconductor chip design platform-as-a-service (PaaS) that integrates curated open-source EDA tools (Amaranth HDL, Yosys, OpenROAD, SiliconCompiler), mixed-signal workflows, and engineering support. The platform enables SMEs, OEMs, foundries, and partners to perform IC exploration, FPGA prototyping, and tapeout using Python-based hardware design and pre-integrated foundry PDKs. It is delivered alongside IC design consultancy services and commercial support.
Is ChipFlow a public or private company?
ChipFlow is a private company. It is classified as venture growth investor backed and is currently operating.
When was ChipFlow founded?
ChipFlow was founded in 2021. It employs 1 to 10 people.
Where is ChipFlow based?
ChipFlow is headquartered in Cambridge, United Kingdom, in the Europe region.
How does ChipFlow make money?
Three revenue lines are on record. Platform Subscription is the primary driver. The others are consultancy Services and IC Design Services and Engineering Support.
Who are ChipFlow's main competitors?
Others on record are OpenROAD Project, SkyWater Technology Foundry and Tiny Tapeout. Emerging players are Rapid Silicon and Zero ASIC. Direct peers are Efabless and ChipFoundry. Broad incumbents are Synopsys, Siemens EDA and Cadence Design Systems.
Does ChipFlow have an API?
No public API is recorded for ChipFlow.
What industry is ChipFlow in?
ChipFlow's product category is Electronic Design Automation (EDA) Software. Its primary akta.pro industry code is HDAHAFAL, Design Services & ASIC/SoC Implementation (EDA-Adjacent). Its NAICS code is 54151 and its SIC code is 7373.