Tools For Developers

ActiveState has been creating innovative tools for developers for more than 20 years, including our popular open source languages and award-winning Komodo IDE.

All our dev tools are available for download for free from the ActiveState Platform.

find and fix vulnerabilities

ActiveState’s Open Source Languages Platform

The tools ActiveState uses to create our own open source languages are now freely available for any developer to try out. Create secure Python, Perl, and Tcl environments that contain just the packages your project requires – all built from source code for Linux, Windows and macOS.

Create a free account | See it in action

State Tool – ActiveState’s Package Manager

The State Tool is the Command Line Interface (CLI) for the ActiveState Platform. Use it to:

    • Automatically set up the runtime for any Python, Perl or Tcl project, simplifying the Readme.
    • Add, remove, update and otherwise manage dependencies in your environment 
    • Share secrets in a simple yet secure manner.
    • Create cross-platform scripts.

Get the State ToolSee it in action

state tool activate
Create a new project - ActiveState Platform

ActiveState’s Language Distributions

The ActiveState Platform lets you configure development, test and production environments from the latest versions of the Python, Perl and Tcl languages, and our curated catalog of open source packages imported from official repositories, GitHub, and other sources. All languages, packages and dependencies are built from source code on demand for  Windows, Mac and Linux. Have an issue? Get support through our community forums, backed by ActiveState.

Download language distributionsGet commercial support

Komodo IDE – One IDE For All Your Languages

Code smarter and faster with the leading IDE for today’s major web languages, including Python, PHP, Perl, Go and Ruby.

  • Great tools for pair programming and collaboration.
  • Visual debugger and more to debug, inspect and test your code.
  • Powerful editor with syntax highlighting, autocomplete, code refactoring and more.

Download Komodo IDESee what’s new

Komodo ActiveState Platform Integration
ActiveState's Open Source donations

Open Source Initiatives

ActiveState continues to be an active proponent for, contributor to, and supporter of open source initiatives. 

97% of Fortune 1000 Companies Rely On ActiveState

ActiveState’s enterprise offering includes managed builds, premium support, OEM licensing, redistributable installers, and indemnification.

Reduce Security Risks
Ensure security with timely updates to languages and packages for critical issues, allowing you to quickly remediate vulnerabilities and automatically rebuild a secure runtime for your application.

Indemnification and License Compliance
Comply with your organization’s open source policies against GPL and GNU licensing, and reduce risk with legal indemnification.

Commercial Support & Maintenance
Keep your IP out of public forums and get faster, more reliable help with guaranteed response times and Service-Level Agreements.

secure software icon

Secure the Software Supply Chain
Ensure the integrity and security of the open source components you import, build and work with in your organization.

compatible with open source

Avoid Lock-In with Open Source Languages
100% compatible with open source Python, Tcl and Perl so you can recruit skilled staff, ramp up faster and avoid vendor lock-in.

python open source activestate

Accelerate Time to Market
Spend less time managing environments and remediating vulnerabilities, and more time coding so you can get to market sooner. 

Ready to see how you can make your developers’ lives easier with ActiveState’s tooling?

Please provide your information, and our Sales Team will be in touch shortly. Students and developers can sign up for a free account instead.



*We don’t share your personal info with anyone. Check out our Privacy Policy for more information.