Steel Bank Common Lisp Alternatives & Competitors

CLISP is a portable ANSI Common Lisp implementation and development environment by Bruno Haible.

Key CLISP features:

Cross-platform compatibility GNU Licensing Interpreter environment ANSI Common Lisp compliance

Hy is a wonderful dialect of Lisp that’s embedded in Python.

Key Hy features:

Python Interoperability Lisp Syntax and Macros Readability Compiles to Python

The all-in-one Screenshot API for developers: capture websites, generate PDFs, record videos, and automate it all with powerful, scalable infrastructure. No browser setup, no hassle. Just clean results, fast.

Key ScreenshotMAX features:

Annoyance Blocking Scheduled Screenshot Tasks Full-Page Screenshot Rendering HTML to PDF Conversion

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CMUCL is a high-performance, free Common Lisp implementation.

Key CMU Common Lisp features:

High-Performance Compiler Extensive Library Support Strong Typing System Garbage Collection

Racket (formerly PLT Scheme) is a modern programming language in the Lisp/Scheme family, suitable...

Key Racket Lang features:

Metaprogramming Rich Libraries Educational Use Interactive Development

Open Source

Clozure CL (often called CCL for short) is a free Common Lisp implementation with a long history.

Key Clozure Common Lisp features:

High Performance Cross-platform Support Dynamic Typing and Flexibility Interactivity

Open Source

Guile is the GNU Ubiquitous Intelligent Language for Extensions, the official extension language for the GNU operating system.

Key Guile features:

Extensibility Scheme Language Integration with C Garbage Collection

Armed Bear Common Lisp (ABCL) is a full implementation of the Common Lisp language featuring both...

Key Armed Bear Common Lisp features:

Java Platform Integration Cross-platform Compatibility Rich Library Support Active Development

Leading commercial Enterprise Development Tools and dynamic object-oriented Common Lisp development tools including Allegro CL with AllegroCache, an Object Database that provides Object Persistence in Lisp, native to the Lisp langauge.

Key Allegro CL features:

Performance Rich Development Environment Advanced Features Dynamic Language

Clojure is a dynamic, general-purpose programming language, combining the approachability and interactive development of a scripting language with an efficient and robust infrastructure for multithreaded programming.

Key Clojure features:

Functional Programming Paradigm Interoperability with Java REPL Driven Development Concise Syntax

Open Source

MLton is an open-source, whole-program, optimizing Standard ML compiler.

Key MLton features:

Performance Standard ML Compliance Rich Optimization Large Language Support

Open Source

The Poly/ML implementation of Standard ML – full multiprocessor support in the thread library and garbage collector, interactive debugger, fast compiler.

Key Poly/ML features:

Performance Compatibility Interactive Environment Garbage Collector

Open Source

Coq is a proof assistant, which allows you to write mathematical proofs in a rigorous and formal...

Key Coq features:

Formal Verification Rich Type System Proof Assistance Wide Range of Applications

Open Source

ManKai Common Lisp (MKCL) aims to be a full implementation of the Common Lisp language in...

Key ManKai Common Lisp features:

Compatibility Performance Portability Open Source