Browse free open source UML tools and projects for Linux below. Use the toggles on the left to filter open source UML tools by OS, license, language, programming language, and project status.

  • Run Any Workload on Compute Engine VMs Icon
    Run Any Workload on Compute Engine VMs

    From dev environments to AI training, choose preset or custom VMs with 1–96 vCPUs and industry-leading 99.95% uptime SLA.

    Compute Engine delivers high-performance virtual machines for web apps, databases, containers, and AI workloads. Choose from general-purpose, compute-optimized, or GPU/TPU-accelerated machine types—or build custom VMs to match your exact specs. With live migration and automatic failover, your workloads stay online. New customers get $300 in free credits.
    Try Compute Engine
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 1
    A Python programming environment providing memory sizing, profiling and analysis, and a specification language that can formally specify aspects of Python programs and generate tests and documentation from a common source.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    JLayerCheck checks package dependencies in Java projects to ensure that they match the desired architecture. Packages are grouped into modules and dependencies are specified. It can also find cycles and orphaned classes.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    SQLOrm focuses on mediating database interaction rather than shielding the user from it. SQLOrm consists of 3 major parts. A dynamic query builder. A prepared statement layer. A resultset to object graph mapper, supporting batch inserts/updates.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Site Hopper
    Semi-automated exploration of all page links inside a web application. Produces a map (i.e. a graph) of all links between pages, including relationships on HTTP request parameters and form input fields.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 99.99% Uptime for MySQL and PostgreSQL on Google Cloud Icon
    99.99% Uptime for MySQL and PostgreSQL on Google Cloud

    Enterprise Plus edition delivers sub-second maintenance downtime and 2x read/write performance. Built for critical apps.

    Cloud SQL Enterprise Plus gives you a 99.99% availability SLA with near-zero downtime maintenance—typically under 10 seconds. Get 2x better read/write performance, intelligent data caching, and 35 days of point-in-time recovery. Supports MySQL, PostgreSQL, and SQL Server with built-in vector search for gen AI apps. New customers get $300 in free credit.
    Try Cloud SQL Free
  • 5
    This project contains a set of tools for formal verification and static analysis of VHDL design.
    Downloads: 0 This Week
    Last Update:
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  • 6
    Xcarecrows4MDA provides a complete toolset to build models and check their behavior for standalone applications or whole systems with a hierarchical, state driven approach. A test component checks the safety of the model under various situations.
    Downloads: 0 This Week
    Last Update:
    See Project
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