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Free Pascal vs RAD Studio: catalog facts
Free Pascal	RAD Studio
Free Free and open source; the compiler is GPL and the runtime library uses a modified LGPL.	Paid Commercial licence with an update subscription; free Community Editions of Delphi and…
Windows, macOS, Linux, Command line	Windows
Targets a very wide range of CPU architectures and operating systems Supports Pascal and Object Pascal dialects	Delphi and C++Builder in a single IDE Visual designers for building application interfaces
Compiler only; a graphical IDE such as Lazarus is a separate project Some targets such as WebAssembly are only in the development version	Full product is commercial and sold with a subscription Centred on Delphi and C++, not a general-purpose editor
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	License: Proprietary
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.