Caliptra Root of Trust

Tool

Caliptra is an open source IP and firmware project providing an integrated Root of Trust block, hosted under the CHIPS Alliance organization. It is used in state-of-the-art silicon development work by Antmicro, including verification efforts employing Verilator's constrained randomization capabilities.

First seen 7/8/2026

Last seen 7/8/2026

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WIKI

Caliptra Root of Trust

Caliptra is an open source project that provides IP and firmware for an integrated Root of Trust block. The project is hosted on GitHub under the chipsalliance/Caliptra repository, which is part of the CHIPS Alliance organization.

Project overview

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NEIGHBORHOOD

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RELATIONSHIPS

2 connections

Antmicro ← uses 1e

Antmicro uses Verilator for UVM-style verification in the CHIPS Alliance Caliptra Root of Trust project.

chipsalliance part of → 1e

Caliptra Root of Trust is a project that is part of CHIPS Alliance.

LINKED ENTITIES

2 links

Antmicro USES Extracted graph relationship

chipsalliance PART_OF Extracted graph relationship

CITATIONS

4 sources

4 citations — click to collapse

[1] Caliptra is an open source project providing IP and firmware for an integrated Root of Trust block. chipsalliance/Caliptra

[2] The Caliptra repository is part of the CHIPS Alliance organization. chipsalliance/Caliptra

[3] Antmicro uses Caliptra in its state-of-the-art silicon development work, adopting Verilator's constrained randomization for UVM-style verification. Constrained randomization in Verilator: SystemVerilog constraint to SMT-LIB2 conversion

[4] The Caliptra GitHub repository has 435 stars and 72 forks, and was last updated on 2026-07-08. chipsalliance/Caliptra