Courses
797 hands-on courses across every major language, framework, and discipline.
Intermediate J
Level up your J. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
J by Building Projects
Learn J by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
K Foundations
Start K from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate K
Level up your K. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
K by Building Projects
Learn K by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
SNOBOL Foundations
Start SNOBOL from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate SNOBOL
Level up your SNOBOL. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
SNOBOL by Building Projects
Learn SNOBOL by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
PL/I Foundations
Start PL/I from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate PL/I
Level up your PL/I. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
PL/I by Building Projects
Learn PL/I by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
MUMPS Foundations
Start MUMPS from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate MUMPS
Level up your MUMPS. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
MUMPS by Building Projects
Learn MUMPS by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
BCPL Foundations
Start BCPL from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate BCPL
Level up your BCPL. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
BCPL by Building Projects
Learn BCPL by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
Rockstar Foundations
Start Rockstar from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate Rockstar
Level up your Rockstar. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
Rockstar by Building Projects
Learn Rockstar by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
Chef Foundations
Start Chef from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.
Intermediate Chef
Level up your Chef. Write idiomatic, well-structured code and solve real problems with the right tools and patterns.
Chef by Building Projects
Learn Chef by shipping real projects. Each one adds a new skill and something concrete to your portfolio.
Shakespeare Foundations
Start Shakespeare from zero. Set up your environment, learn the core syntax, and write your first working programs with confidence.