LDRA

LDRA
Sausisson sec · CC BY-SA 3.0 · source
Name	LDRA
Type	Private
Founded	1970s
Headquarters	United Kingdom
Industry	Software testing
Products	Static analysis, dynamic analysis, unit testing tools

LDRA

LDRA is a software company providing static and dynamic analysis tools, test automation, and certification support for safety- and security-critical software. Its tool suite assists engineers in industries requiring compliance with DO-178C, ISO 26262, IEC 61508, MISRA guidelines, and CERT C practices. Customers include organizations in aerospace, automotive, defense, medical devices, and industrial automation.

Overview

LDRA develops commercial software for code analysis and verification, integrating with development toolchains from vendors such as ARM, Intel, Microsoft, GNU Project, and Green Hills Software. The company’s products target languages and environments associated with embedded systems, including C++, C, and Ada. LDRA tools are used alongside continuous integration systems like Jenkins (software), GitLab, and Travis CI in workflows that involve static analysis, dynamic execution, code coverage, and traceability to requirements managed with products from IBM and Polarion.

History

Founded in the 1970s, the company evolved during the rise of embedded computing and avionics projects such as those by Boeing, Airbus, and Lockheed Martin. Throughout the 1980s and 1990s it expanded capabilities in response to standards emerging from organizations like RTCA and ISO. In the 2000s LDRA enhanced tool support for multicore and real-time operating systems used by vendors including Wind River Systems and QNX. Recent decades saw integration with model-based design workflows promoted by MathWorks and certification paths aligned to updates in DO-178C and ISO 26262.

Products and Technology

LDRA’s suite comprises static source code analysis, dynamic test execution, unit testing frameworks, and coverage measurement utilities that map execution to requirements artifacts. Static analysis tools implement checks consistent with the MISRA C and MISRA C++ guidelines, as well as defect patterns cataloged by CERT. Dynamic analysis supports instrumentation on platforms from NVIDIA to Texas Instruments MCUs and is often used with debuggers like GDB and interfaces such as JTAG. The toolchain integrates with modeling and simulation ecosystems including Simulink and with version control systems like Subversion and Git. LDRA products foster traceability to evidence holders used in audits by authorities such as FAA and EMA for regulated sectors.

Standards and Certification

LDRA’s offerings are tailored to compliance with domain standards including DO-178C for avionics, ISO 26262 for automotive functional safety, IEC 62304 for medical device software, and IEC 61508 for industrial safety. The toolset supports certification activities by generating artifacts required by certification authorities like EASA and BSI Group auditors and aligns with processes from SAE International and IEEE Standards Association. Support includes traceability matrices, coverage reports meeting the criteria of structural coverage standards, and evidence packages used in safety cases reviewed by organizations such as UK Civil Aviation Authority.

Use Cases and Industry Adoption

Industries adopting LDRA tools include aerospace primes such as Rolls-Royce and Safran, automotive manufacturers and suppliers like Bosch and Continental AG, medical device companies including Medtronic and Siemens Healthineers, and defense contractors such as Northrop Grumman and BAE Systems. Typical use cases involve verifying flight control software for projects by NASA and European Space Agency, ensuring braking systems compliance in programs by Volkswagen Group, and validating firmware for implantable devices reviewed by FDA. LDRA tools are also used in industrial control applications by firms like Siemens and Schneider Electric to meet IEC 60870 and other domain-specific requirements.

Licensing and Corporate Structure

LDRA operates as a privately held company offering perpetual and subscription licensing models, enterprise support agreements, and professional services for tool qualification and certification assistance. The company partners with toolchain vendors such as ARM Holdings and systems integrators including Accenture and Capgemini to deliver solutions for large programs. Corporate governance has included executive collaboration with advisory bodies and liaison with standards organizations like ISO and RTCA to track evolving compliance needs.

Category:Software testing tools Category:Safety-critical software