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GNU Compiler Collection

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Claimed by GNU Analyzed about 21 hours ago

The GNU Compiler Collection includes front ends for C, C++, Objective-C, Fortran, Java, and Ada, as well as libraries for these languages (libstdc++, libgcj,...).

10.2M lines of code

160 current contributors

1 day since last commit

4,381 users on Open Hub

Very High Activity
4.57875
   
5 Reviews
I Use This
Mostly written in C++
Licenses: gpl3_or_l...
Tags c c++ compiler cpp development gcc gccjit gnu java jit language libgccjit 4 more...

Mono

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  Analyzed about 19 hours ago

Mono open source ECMA CLI, C# and .NET implementation.

9.06M lines of code

219 current contributors

13 days since last commit

421 users on Open Hub

Low Activity
4.29787
   
1 Review
I Use This
Mostly written in C#
Licenses: mit
Tags android csharp dotnet ios jit runtime xamarin

PyPy

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  Analyzed about 21 hours ago

The PyPy project aims at producing a flexible and fast Python implementation. The guiding idea is to translate a Python-level description of the Python language itself to lower level languages. Rumors have it that the secret goal is being faster-than-C which is nonsense, isn't it?

1.33M lines of code

21 current contributors

4 months since last commit

45 users on Open Hub

Moderate Activity
4.85714
   
0 Reviews
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Mostly written in Python
Licenses: mit
Tags compiler development framework gc implementation interpreter jit programming python python_implementation

JuliaLang

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  Analyzed 1 day ago

The Julia Language: A fresh approach to technical computing.

262K lines of code

264 current contributors

2 days since last commit

16 users on Open Hub

Very High Activity
5.0
 
0 Reviews
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Mostly written in Ruby
Licenses: mit
Tags dynamic jit julia language multi_platform programming scientific

Apache Harmony

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Claimed by Apache Software Foundation Analyzed about 5 hours ago

Apache Harmony is the Java SE project of the Apache Software Foundation. The aim of the project is to produce a large and healthy community of those interested in runtime platforms tasked with creation of: - a compatible, independent implementation of Java SE under the Apache License v2 - a ... [More] community-developed modular runtime (VM and class library) architecture. [Less]

1.49M lines of code

0 current contributors

almost 13 years since last commit

10 users on Open Hub

Inactive
3.83333
   
0 Reviews
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Mostly written in Objective-J
Licenses: apache_2
Tags apache development framework j2se java javase jdk jit jre jvm library platform 5 more...

SharpOS

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  Analyzed about 2 hours ago

The SharpOS Project is a community effort to write an operating system in .NET, with a strong sense of security and managability. Please note that the GPLv3 license includes the Classpath Linking Exception.

919K lines of code

0 current contributors

over 15 years since last commit

9 users on Open Hub

Inactive
5.0
 
0 Reviews
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Mostly written in C#
Licenses: gpl3
Tags aot api assembler c# cli csharp dotnet gc jit kernel managed microkernel 2 more...

LuaJIT

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  Analyzed about 20 hours ago

LuaJIT is a Just-In-Time Compiler for the Lua programming language.

93.2K lines of code

1 current contributors

2 days since last commit

9 users on Open Hub

Very Low Activity
5.0
 
0 Reviews
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Mostly written in C
Licenses: mit
Tags compiler development fast gc interpreter jit jit_compile lua luajit performance programming runtime 2 more...

MOSA Project

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  Analyzed about 18 hours ago

The Managed Operating System Alliance (MOSA) Framework is a set of operating system components, compiler tools and libraries for managed operating systems based on the Common Intermediate Language and .NET technology.

200K lines of code

8 current contributors

4 days since last commit

8 users on Open Hub

Moderate Activity
5.0
 
0 Reviews
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Mostly written in C#
Licenses: bsd_ish
Tags aot c# cil clr compiler csharp dc development dotnet framework jit kernel 7 more...

BESEN

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  Analyzed 1 day ago

BESEN is an acronym for "Bero's EcmaScript Engine", and it is a complete ECMAScript Fifth Edition Implemention in Object Pascal, which is compilable with Delphi >=7 and FreePascal >= 2.5.1 (2.4.0 only inoffically). BESEN is licensed under the LGPL license with static-linking-exception. ... [More] Features: It's a complete implementation of the ECMAScript Fifth Edition standard, and it has x86/x64 native code just-in-time compilers. [Less]

60.9K lines of code

1 current contributors

over 3 years since last commit

7 users on Open Hub

Inactive
4.5
   
0 Reviews
I Use This
Mostly written in Pascal
Licenses: lgpl21_or...
Tags assembler compiler delphi ecma-262 ecma262 ecmascript freepascal interpreter javascript javascriptcore jit js 11 more...

JikesRVM

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  Analyzed about 4 hours ago

Jikes RVM (Research Virtual Machine) provides a flexible open testbed to prototype virtual machine technologies and experiment with a large variety of design alternatives. The system is licensed under an OSI approved license. Jikes RVM runs on many platforms and advances the state-of-the-art of ... [More] virtual machine technologies for dynamic compilation, adaptive optimization, garbage collection, thread scheduling, and synchronization. A distinguishing characteristic of Jikes RVM is that it is implemented in the Java programming language and is self-hosted i.e., its Java code runs on itself without requiring a second virtual machine. This provides ease of portability, and a seamless integration of virtual machine and application resources such as objects, threads, and operating-system interfaces. [Less]

575K lines of code

3 current contributors

about 2 years since last commit

6 users on Open Hub

Inactive
5.0
 
0 Reviews
I Use This
Mostly written in Java
Licenses: eclipse
Tags garbage_collection j2se java jit jre jvm linux osx runtime tools virtual_machines vm