Wolfram Language Alternatives

Proge is the best website to test and train your programming languages skills and knowledge!

Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.

Verify your customers in under 15 seconds anywhere in the world with a cutting-edge SaaS & API platform for Identity Verification and AML/KYC compliance.

Try for free freemium $0.1 (per credit)

Scanning of user-submitted content made simple.

The modern IDE for web platform developers

Collaborate from anywhere - video meetings with no downloads

A diagramming tool for software architecture

freemium $4.99 / Monthly

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

Project Jupyter exists to develop open-source software, open-standards, and services for interactive computing across dozens of programming languages. Ready to get started? Try it in your browser Install the Notebook.

Instantly generate a free, unique URL and email address to test, inspect, and automate (with a visual workflow editor and scripts) incoming HTTP requests and emails.

Open Source freemium $14.0 / Monthly

Enhance your workflow with continuous code quality, SonarCloud automatically analyzes and decorates pull requests on GitHub, Bitbucket, Azure DevOps and GitLab on major languages.

Open Source freemium €10.0 / Monthly (100,000 Lines of Code)

Converting newly minted coding skills into a dream career

Automate code & data workflows with interactive Elixir notebooks

Free Easy linux server monitoring in few seconds. Alarms, charts, monitoring cpu, memory, disks, sessions, network.