Seed7

Seed7 is a programming language created in 2005 by Thomas Mertes.

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19Years Old

Seed7 is an extensible general-purpose programming language designed by Thomas Mertes. It is syntactically similar to Pascal and Ada. Along with many other features, it provides an extension mechanism. Read more on Wikipedia...

Seed7 website
Seed7 Wikipedia page
Seed7 first developed in https://sourceforge.net/p/seed7/mailman/seed7-users
file extensions for Seed7 include sd7 and s7i
Explore Seed7 snippets on Rosetta Code
Seed7 appears in the TIOBE Index
See also: (18 related languages)Linux, Unix, Pascal, Modula-2, Ada, ALGOL 68, C, Java, Unicode, TLS, HTTP, FTP, SMTP, MySQL, MariaDB, SQLite, PostgreSQL, XML
Read more about Seed7 on the web: 1.

Example from hello-world:

$ include "seed7_05.s7i";

const proc: main is func
  begin
    writeln("Hello World");
  end func;

Example from the Hello World Collection:

# Hello World in Seed7

$ include "seed7_05.s7i";

const proc: main is func
  begin
    writeln("Hello World!");
  end func;

Feature	Supported	Token	Example
Strings	✓	"	"Hello world"
Assignment	✓	:=
Print() Debugging	✓	writeln
Line Comments	✓	#	# A comment
Operator Overloading	✓
Comments	✓
Semantic Indentation	X

Seed7 - Programming language

Language features