# Installation - [Before Installation](https://docs.fluentd.org/installation/before-install.md) - [Install fluent-package](https://docs.fluentd.org/installation/install-fluent-package.md) - [RPM Package (Red Hat Linux)](https://docs.fluentd.org/installation/install-fluent-package/install-by-rpm-fluent-package.md) - [DEB Package (Debian/Ubuntu)](https://docs.fluentd.org/installation/install-fluent-package/install-by-deb-fluent-package.md) - [.dmg Package (macOS)](https://docs.fluentd.org/installation/install-fluent-package/install-by-dmg-fluent-package.md) - [.msi Installer (Windows)](https://docs.fluentd.org/installation/install-fluent-package/install-by-msi-fluent-package.md) - [Install calyptia-fluentd](https://docs.fluentd.org/installation/install-calyptia-fluentd.md) - [RPM Package (Red Hat Linux)](https://docs.fluentd.org/installation/install-calyptia-fluentd/install-by-rpm-calyptia-fluentd.md) - [DEB Package (Debian/Ubuntu)](https://docs.fluentd.org/installation/install-calyptia-fluentd/install-by-deb-calyptia-fluentd.md) - [.dmg Package (macOS)](https://docs.fluentd.org/installation/install-calyptia-fluentd/install-by-dmg-calyptia-fluentd.md) - [.msi Installer (Windows)](https://docs.fluentd.org/installation/install-calyptia-fluentd/install-by-msi-calyptia-fluentd.md) - [Install by Ruby Gem](https://docs.fluentd.org/installation/install-by-gem.md) - [Install from Source](https://docs.fluentd.org/installation/install-from-source.md) - [Post Installation Guide](https://docs.fluentd.org/installation/post-installation-guide.md) - [Obsolete Installation](https://docs.fluentd.org/installation/obsolete-installation.md) - [Fluent Package v5 (EOL) Installation](https://docs.fluentd.org/installation/obsolete-installation/fluent-package-v5-eol-installation.md) - [Install by RPM Package v5 (Red Hat Linux)](https://docs.fluentd.org/installation/obsolete-installation/fluent-package-v5-eol-installation/install-by-rpm-fluent-package-v5.md) - [Install by DEB Package v5 (Debian/Ubuntu)](https://docs.fluentd.org/installation/obsolete-installation/fluent-package-v5-eol-installation/install-by-deb-fluent-package-v5.md) - [Install by .msi Installer v5 (Windows)](https://docs.fluentd.org/installation/obsolete-installation/fluent-package-v5-eol-installation/install-by-msi-fluent-package-v5.md) - [Treasure Agent v4 (EOL) Installation](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v4-eol-installation.md) - [Install by RPM Package v4 (Red Hat Linux)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v4-eol-installation/install-by-rpm-td-agent-v4.md) - [Install by DEB Package v4 (Debian/Ubuntu)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v4-eol-installation/install-by-deb-td-agent-v4.md) - [Install by .dmg Package v4 (macOS)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v4-eol-installation/install-by-dmg-td-agent-v4.md) - [Install by .msi Installer v4 (Windows)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v4-eol-installation/install-by-msi-td-agent-v4.md) - [Treasure Agent v3 (EOL) Installation](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v3-eol-installation.md) - [Install by RPM Package v3 (Red Hat Linux)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v3-eol-installation/install-by-rpm-td-agent-v3.md) - [Install by DEB Package v3 (Debian/Ubuntu)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v3-eol-installation/install-by-deb-td-agent-v3.md) - [Install by .dmg Package v3 (macOS)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v3-eol-installation/install-by-dmg-td-agent-v3.md) - [Install by .msi Installer v3 (Windows)](https://docs.fluentd.org/installation/obsolete-installation/treasure-agent-v3-eol-installation/install-by-msi-td-agent-v3.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.fluentd.org/installation.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.