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ROS 2

Open Robotics · #2 most active of 27 in Robotics

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DDS-based middleware, navigation and manipulation stacks under annual LTS releases.

Not yet checkedModel stack: UnverifiableEntry price: UnverifiableVersion: UnverifiableHow this works →

Current version

ROS 2

Entry cost

Free and open source middleware for robotics development.

Changes / 30d

7

The short answers · verified November 7, 2026

What is the latest version of ROS 2?
The current shipped version of ROS 2 is ROS 2, as of November 7, 2026.
How much does ROS 2 cost?
ROS 2 has no published flat entry price. Free and open source middleware for robotics development.
What AI model does ROS 2 use?
ROS 2 runs primarily on DDS (Fast/Cyclone).

Source: Open Robotics — docs.ros.org · Reusable under CC BY 4.0 — cite Tomorrow

Capabilities

  • DDS middleware
  • Nav2
  • MoveIt 2
  • 5-year LTS
  • robotics middleware
  • robot operating system
  • open source
  • open-source
  • developer tools
  • open source framework
  • Robot Operating System
  • Middleware
  • Open Source
  • Robotics Software Framework
  • Robotics software platform
  • Open source development
  • middleware
  • robotics-framework
  • open-source framework
  • Robotics middleware
  • Open source
  • Robotics Middleware
  • Open Source Development Platform
  • robotics framework
  • robotics-middleware
  • robotics SDK
  • open source middleware
  • Open-source middleware
  • Open Source ROS 2
  • robotics software framework
  • Robotic middleware
  • Open source framework
  • Open-source SDK
  • ROS 2 APIs
  • Open source middleware
  • Open-source framework
  • Robotic Operating System
  • Open Source middleware
  • Robotics SDK
  • robotics software platform
  • robotics operating system
  • robotics

Pricing

  • Open Source / Free

    Free

Entry price over time

12 of 61 points reconstructed from Internet Archive captures (hollow dots) — dated by capture, not by when we first saw the page. View a capture

10/5/2023 · $011/7/2026 · $0

Geek mode

Models under the hood

  • DDS (Fast/Cyclone)

    eProsima / Eclipse

    disclosed

Context window

—

Public API

no

Multi-model routing

no

Stack signals

  • ROS 2
  • C++
  • Python

Shared model stack

Other tracked products running on the same foundation models — a quick read on how much of the catalog moves when one of these models changes.

  • DDS (Fast/Cyclone)eProsima / Eclipse · 1 product

green disclosed · amber inferred · grey unattributed. Aliases are folded into one model; provider concentration counts only models with an established vendor.

Reported scale

Reference data. Each figure is whatever the source actually said — weekly users, downloads, revenue run-rate — with its own definition and date. These are not comparable between tools and are never used to rank anything.

No public usage figure on record for this product.

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Change history

  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • capability

    New capabilities: robotics

    41 tracked42 tracked · +robotics

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • capability

    New capabilities: robotics operating system

    40 tracked41 tracked · +robotics operating system

    source
  • capability

    New capabilities: robotics software platform

    39 tracked40 tracked · +robotics software platform

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • capability

    New capabilities: Open Source middleware, Robotics SDK

    37 tracked39 tracked · +Open Source middleware, Robotics SDK

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • capability

    New capabilities: Robotic Operating System

    36 tracked37 tracked · +Robotic Operating System

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • capability

    New capabilities: Open-source framework

    35 tracked36 tracked · +Open-source framework

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • capability

    New capabilities: Open source middleware

    34 tracked35 tracked · +Open source middleware

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • capability

    New capabilities: Open-source SDK, ROS 2 APIs

    32 tracked34 tracked · +Open-source SDK, ROS 2 APIs

    source
  • capability

    New capabilities: Robotic middleware, Open source framework

    30 tracked32 tracked · +Robotic middleware, Open source framework

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • capability

    New capabilities: robotics software framework

    29 tracked30 tracked · +robotics software framework

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • capability

    New capabilities: Open Source ROS 2

    28 tracked29 tracked · +Open Source ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • capability

    New capabilities: Open-source middleware

    27 tracked28 tracked · +Open-source middleware

    source
  • capability

    New capabilities: robotics SDK, open source middleware

    25 tracked27 tracked · +robotics SDK, open source middleware

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • capability

    New capabilities: robotics-middleware

    24 tracked25 tracked · +robotics-middleware

    source
  • capability

    New capabilities: robotics framework

    23 tracked24 tracked · +robotics framework

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • capability

    New capabilities: Robotics Middleware, Open Source Development Platform

    21 tracked23 tracked · +Robotics Middleware, Open Source Development Platform

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
  • version

    ROS 2 moved to ROS 2

    2ROS 2

    source
  • version

    ROS 2 moved to 2

    ROS 22

    source
Subscribe to ROS 2 changes

ROS 2 compared

Straight head-to-head pages against the busiest products in Robotics.

How to cite this page

Free to cite and reuse under CC BY 4.0. Permalink: https://tomorrow.aliensquad.ai/tools/ros2

APA
Tomorrow. (2026). ROS 2 — version, pricing and model stack [Data set entry]. AlienSquad. Retrieved 2026-11-08, from https://tomorrow.aliensquad.ai/tools/ros2
BibTeX
@misc{tomorrow-tools-ros2,
  author       = {{Tomorrow}},
  title        = {ROS 2 — version, pricing and model stack},
  year         = {2026},
  publisher    = {AlienSquad},
  howpublished = {\url{https://tomorrow.aliensquad.ai/tools/ros2}},
  note         = {Accessed: 2026-11-08}
}