jnr-ffi by jnr

Java Abstracted Foreign Function Layer

created at Feb. 3, 2011, 4:25 a.m.

49 -1

1,258 +1

157 +0

honest-profiler by jvm-profiling-tools

A sampling JVM profiler without the safepoint sample bias

created at Feb. 17, 2014, 9:02 p.m.

80 +0

1,250 +0

145 +0

jvmtop by patric-r

Java monitoring for the command-line, profiler included

created at July 14, 2015, 12:58 p.m.

80 +0

1,229 +0

252 -1

avian by ReadyTalk

[INACTIVE] Avian is a lightweight virtual machine and class library designed to provide a useful subset of Java's features, suitable for building self-contained applications.

created at May 4, 2012, 6:18 p.m.

96 +0

1,218 -1

173 +0

hollow by Netflix

Hollow is a java library and toolset for disseminating in-memory datasets from a single producer to many consumers for high performance read-only access.

created at Dec. 2, 2016, 6:56 p.m.

379 +1

1,206 +1

217 +0

tcpreplay by appneta

Pcap editing and replay tools for *NIX and Windows - Users please download source from

created at Nov. 20, 2013, 1:10 a.m.

51 +0

1,192 +1

269 +0

pcap4j by kaitoy

A Java library for capturing, crafting, and sending packets.

created at Dec. 18, 2011, 7:47 a.m.

68 +0

1,171 +0

311 +0

capsule by puniverse

Dead-Simple Packaging and Deployment for JVM Apps

created at April 18, 2014, 12:15 p.m.

55 +0

1,150 +1

100 +0

rtree by davidmoten

Immutable in-memory R-tree and R*-tree implementations in Java with reactive api

created at Aug. 26, 2014, 12:29 p.m.

57 +0

1,094 +1

211 +0

ohc by snazy

Java large off heap cache

created at Nov. 20, 2014, 12:28 a.m.

60 +0

1,071 +3

179 +1

Koloboke by leventov

Java Collections till the last breadcrumb of memory and performance

created at Nov. 13, 2013, 9:21 p.m.

86 +0

1,007 +0

139 +0

hppc by carrotsearch

High Performance Primitive Collections for Java

created at Feb. 22, 2011, 3:14 p.m.

59 +0

985 +2

152 +0

robovm by MobiVM

Ahead of time compiler for JVM bytecode targetting iOS, Mac OSX and Linux

created at April 20, 2016, 8:14 p.m.

66 +0

965 +3

133 +0

ioping by koct9i

simple disk I/0 latency measuring tool

created at March 29, 2015, 12:57 p.m.

27 +0

951 +1

77 +0

reactive-grpc by salesforce

Reactive stubs for gRPC

created at Nov. 7, 2017, 8:29 p.m.

36 +0

831 +2

118 +0

muxy by mefellows

Chaos engineering tool for simulating real-world distributed system failures

created at Aug. 29, 2015, 11:13 a.m.

26 +0

823 +0

31 +0

lmdbjava by lmdbjava

Lightning Memory Database (LMDB) for Java: a low latency, transactional, sorted, embedded, key-value store

created at June 5, 2016, 8:49 p.m.

37 -1

801 +3

122 +0

Zero-Allocation-Hashing by OpenHFT

Zero-allocation hashing for Java

created at Oct. 31, 2014, 4:28 a.m.

57 +0

795 +0

136 +0

pcollections by hrldcpr

A Persistent Java Collections Library

created at March 20, 2014, 9:28 a.m.

32 +0

765 +0

79 +0

colfer by pascaldekloe

binary serialization format

created at Sept. 5, 2015, 4:42 p.m.

34 +0

745 +0

53 +0