System & Utilities

Microsoft Visual C++ 2005 Redistributable (x64)

Microsoft Visual C++ 2005 Redistributable (x64) supplies shared runtime libraries required by compatible applications built with the corresponding Visual C++ development tools.

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✓ Software download·Commercial·Updated September 18, 2026
DeveloperMicrosoft Corporation
LicenseCommercial
File size3 MB
Languageen-US, de-DE, es-ES, fr-FR, it-IT, ja-JP, ko-KR, zh-CN, zh-TW
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Runtime Support for Compatible Legacy Applications

Microsoft Visual C++ 2005 Redistributable (x64) provides shared runtime components that certain applications need to start and function correctly. Software created with the corresponding Visual C++ tools may depend on libraries for core C and C++ operations, exception handling, input and output, interface frameworks, template-based components, or parallel processing. Installing the matching redistributable makes those components available without requiring the complete development environment. The usual workflow is straightforward: an application identifies the package as a prerequisite, the runtime components are installed, and the program can load the libraries it was built to use during startup and operation.

This package is mainly relevant to established software whose runtime dependency was selected when the application was compiled. A newer redistributable does not automatically replace every earlier dependency because programs can request specific assemblies and behaviors. Removing an apparently dated package may therefore prevent a required application from opening. Administrators should identify dependent software before changing an existing deployment and test important applications afterward. Programs built for a different target may instead require Microsoft Visual C++ 2005 Redistributable (x86). Keeping each documented dependency available is generally safer than assuming one package covers every program, especially on systems that run a mixture of established business tools and utilities.

Benefits of Using Microsoft Visual C++ 2005 Redistributable (x64)

The primary benefit of Microsoft Visual C++ 2005 Redistributable (x64) is dependable compatibility with applications that request its specific runtime components. It lets those programs use established shared libraries rather than requiring each publisher to reproduce the same supporting code. This can simplify application deployment, reduce duplicated components, and preserve the behavior expected by software built with the corresponding tools. Side-by-side assembly handling also helps programs locate the runtime resources identified by their manifests without assuming that one shared library can satisfy every application. For administrators, recognizing the package as a prerequisite makes troubleshooting more precise: launch failures and missing-component messages can be compared with the affected program's documented dependencies. The package does not provide a general-purpose user interface or replace unrelated redistributables. Its role is deliberately focused on supplying supporting libraries to compatible software while allowing other runtime families to remain available for programs with different dependencies.

Microsoft Visual C++ 2005 Redistributable (x64) features

Key capabilities and highlights.

Feature 1

C Runtime Components

The package supplies core runtime functions used by compatible C and C++ applications, including memory management, string operations, input and output, and process-related services. Microsoft Visual C++ 2005 Redistributable (x64) allows programs to call these shared components without the complete development toolset.

Feature 2

C++ Runtime Support

Compatible programs can access supporting functionality for C++ language behavior, including exception processing and other services generated by the corresponding compiler toolchain. This support is essential when an application expects those particular shared runtime components during startup or normal operation.

Feature 3

MFC Application Libraries

Microsoft Visual C++ 2005 Redistributable (x64) includes runtime support used by compatible applications built with Microsoft Foundation Classes. These libraries provide established application and interface functionality, allowing dependent programs to operate without bundling every supporting component separately.

Feature 4

ATL Runtime Components

The redistributable provides supporting libraries for compatible software developed with the Active Template Library. Applications and components linked against these shared resources can locate the expected functionality when the matching runtime dependency is present and correctly registered for use.

Feature 5

OpenMP Runtime Support

Microsoft Visual C++ 2005 Redistributable (x64) provides the associated OpenMP runtime used by compatible programs built to perform supported parallel operations. Availability of the expected library allows those applications to execute their compiled workloads according to their original implementation.

Feature 6

Side-by-Side Assemblies

Side-by-side assembly handling allows compatible applications to request runtime components identified by their manifests. This approach helps preserve expected behavior when several Visual C++ runtime families coexist because one redistributable is not assumed to replace every other application dependency.

Feature 7

Shared Application Prerequisite

Multiple compatible applications can rely on the installed runtime components instead of reproducing the same libraries separately. Microsoft Visual C++ 2005 Redistributable (x64) therefore acts as a common prerequisite while each program retains its own executables, settings, and application-specific resources.

Feature 8

Legacy Software Compatibility

The package helps preserve access to established applications whose publishers selected this runtime during development. Keeping the documented dependency available can prevent avoidable launch failures and support continued use of software that has not been rebuilt for another runtime family.

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Frequently asked questions

Common questions about Microsoft Visual C++ 2005 Redistributable (x64).

What does Microsoft Visual C++ 2005 Redistributable (x64) do?

It installs shared runtime libraries required by compatible applications created with the corresponding Visual C++ tools. Users normally interact with the dependent application rather than opening the redistributable itself.

Why would an application require this specific redistributable?

Applications are compiled and linked against particular runtime components. If a program requests assemblies from this runtime family, another redistributable may not satisfy that dependency even when it is newer or already present.

Can several Visual C++ redistributables coexist?

Yes. Different applications can rely on different runtime families, so multiple redistributables may be present at the same time. Their coexistence is normal and does not by itself indicate unnecessary duplication.

Should the package be removed if it appears unused?

Remove it only after confirming that no required application depends on it. Uninstalling a needed runtime can cause affected programs to fail during startup or report missing side-by-side components.

Does the redistributable include programming tools?

No. It provides runtime components for executing compatible applications; it is not a source-code editor, compiler, debugger, or complete development environment. Creating and building software requires separate development tools.

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Download Microsoft Visual C++ 2005 Redistributable (x64)

Microsoft Visual C++ 2005 Redistributable (x64) supplies shared runtime libraries required by compatible applications built with the corresponding Visual C++ development tools.