Arm Keil MDK vs RubyMine
Arm Keil MDK
keil.arm.com
RubyMine
jetbrains.comSide by side
| Figure | Arm Keil MDK | RubyMine |
|---|---|---|
| Price from | $99/mo | $10.90/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | — |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| API | Yes | — |
| Plans published | 8 | 3 |
| Spec score · IDE Software | 9.4 (#1) | 7.9 (#26) |
| Telemetry | Keil Studio collects usage data according to VS Code telemetry settings, which users can change. | The pricing page says the non-commercial license collects anonymous data and detailed code-related data by default, which can be disabled in settings. |
| Version control | Its Source Control view integrates Git and creates a workspace .gitignore file. | RubyMine supports Git, GitHub, GitLab, Mercurial, Subversion, and Perforce inside the IDE. |
Plans
Arm Keil MDK
- EssentialPriced on request
- ProfessionalPriced on request
- ProfessionalPriced on request
- CommunityFree
- Keil MDK v6 Essential82.39 CHF a month
- Keil MDK v6 Essential$99 a month
- Keil MDK v6 Professional165.60 CHF a month
- Keil MDK v6 Professional$199 a month
RubyMine
- RubyMine Non-CommercialFree
- RubyMine Commercial — individual$10.90 a month
- RubyMine Commercial — organizationPriced on request
In their own words
Arm Keil MDK
Arm Keil MDK is a toolchain for embedded software targeting Cortex-M and Ethos-U processors. MDK v6 supports command-line, IDE, and continuous-integration workflows across major operating systems. It includes Keil Studio extensions for Visual Studio Code, Keil μVision, Arm Compiler for Embedded, and Arm Fixed Virtual Platform models. Software packs add device and board support, middleware, components, code templates, and example projects independently of the toolchain. Keil Studio supports CMSIS workflows with an integrated debugger and extensions for creating, building, and testing embedded applications. Listed integrations include CMSIS-FreeRTOS, Keil RTX5, MDK-Middleware, IoT clients, CMSIS-DAP, ULink, and third-party debug adapters. Community is for non-commercial use. The listed MDK v6 Essential plan costs $99 a month per license; Professional costs $199 a month per license and adds Arm Virtual Hardware, functional-safety compiler tools, and legacy tools including Arm Compiler 5. Keil μVision is available only for Windows hosts.
RubyMine
RubyMine is an IDE for building Ruby and Rails projects, including projects that do not use Rails. It combines code assistance, search, debugging, testing, version control, and development tools. AI-powered, type-aware completion, code inspections, and live templates support writing and reviewing code. Context-aware search helps locate code, while graphical debugging covers Ruby, JavaScript, and CoffeeScript. RubyMine supports popular Ruby and Rails testing frameworks and includes a GUI test runner. Ruby tools include version managers, IRB and Pry, Bundler, Rake, and RuboCop. The IDE also supports Git, GitHub, GitLab, Mercurial, Subversion, and Perforce, and remote environments using Docker, Docker Compose, WSL, Vagrant, or SSH. It runs on Linux, macOS, and Windows. The non-commercial license is free, with public-forum and bug-tracker support; it is limited to non-commercial use. Individual commercial development costs $10.90 a month, billed monthly, with a 30-day free trial.