SpellBox

SpellBox is an AI programming assistant for individual developers and programmers that generates code from simple text prompts and explains existing code.

Key capabilities include:

• Code generation from natural language: describe a function, algorithm, or task and receive working code to help solve programming problems faster.
• Code explanation: paste code to get an explanation that helps with learning, reviewing, or understanding unfamiliar snippets.
• Multi-language support: works across many languages, including JavaScript, TypeScript, Python, Java, C++, C#, Go, Rust, Ruby, PHP, Swift, HTML, CSS, MATLAB, and Excel.
• Code organization: bookmark generated code and manage reusable pieces with snippets and changelogs.

Pricing: Paid, one-year license $65 ($40 for early birds), plus a 7-day free trial (no credit card required) and a 5-day money-back guarantee.

Notable for offering both standalone desktop apps (Windows 10+, macOS 10.15+ on Intel, M1, M2) and a VS Code extension, with a license that can be used on unlimited computers and includes unlimited code generation during the license term.