Open Source Software Library

HOL Guard is local-first runtime control for AI agents. Installed on the machine, it can gate shell, secrets and file reads, MCP server changes, and plugin or skill installs, then route risky actions through local approvals and receipts. Apache-2.0 freeware. Maker HOL. Homepage https://hol.org/guard. Windows installer and source available. It is not a cloud gateway and not a complete prompt-injection preventer.

Encrypted Message Crypté is a small application that allows you to share passwords, secret messages, or private links securely with another person. It does this by hiding your message behind a unique URL that can only be viewed once. Messages automatically expire after a predefined time limit if they are not viewed.

NR Broker is a customizable software deployment business intelligence tool. It automates access to secrets stored in HashiCorp Vault by software (applications, GitHub Actions, etc.), audits activities (builds, installations, provisioning secrets, etc.) and enables access automation. Users can search, browse objects, view a graph representation and review activities using a web application. Developers integrate NR Broker into workflows by sending their intentions, requesting access and recording activity using http requests. As such, NR broker works on private on-premise clouds, AWS, OpenShift Clouds and more.

Vault is an open-source software project focused on secrets, security, devops. It can be evaluated as a transparent, community-developed alternative for individuals, organizations, and technical teams.

A password and secrets management platform with desktop, mobile, browser, and self-hosted options.