Command-line JSON processor

GoodbyeDPI — Deep Packet Inspection circumvention utility (for Windows)

A flexible distributed key-value database that is optimized for caching and other realtime workloads.

A time-series database for high-performance real-time analytics packaged as a Postgres extension

A fast, light-weight proxy for memcached and redis

A fast image processing library with low memory needs.

tinyproxy - a light-weight HTTP/HTTPS proxy daemon for POSIX operating systems

Optimized JSON

High-performance time-series aggregation for PostgreSQL

A lightweight JIT compiler based on MIR (Medium Internal Representation) and C11 JIT compiler and interpreter based on MIR

Packing your Ruby application into a single executable.

A streaming JSON parsing and encoding library for Ruby (C bindings to yajl)

AgensGraph, a transactional graph database based on PostgreSQL

A proxy for Redis clusters.

Cross-platform asynchronous I/O primitives for scalable network clients and servers.

iodine - HTTP / WebSockets Server for Ruby with Pub/Sub support

Ruby Optimized XML Parser

A PostgreSQL extension for automatic bloat cleanup

Authoritative DNS Server

BloomFilter(s) in Ruby: Native counting filter + Redis counting/non-counting filters

Similar images search for PostgreSQL

TopN is an open source PostgreSQL extension that returns the top values in a database according to some criteria

An in-memory bloom filter with persistence and HTTP interface

Ruby library wrapping HdrHistogram_c