Clifford Heath

geoip. The Ruby gem for querying Maxmind.com's GeoIP database, which returns the geographic location of a server given its IP address

treetop. A Ruby-based parsing DSL based on parsing expression grammars.

hackrf. low cost software radio platform

activefacts. A fact-based semantic modeling and query language (CQL) and application runtime (the Constellation API)

polyglot. Augment 'require' to load non-ruby file types

Raphaelle. Drag and drop for Raphaël objects

jquery.comet. A Comet (Bayeux) Plugin for JQuery, with an async_sinatra server

AdventureWorks. The Microsoft AdventureWorks database as a fact-based model in CQL and ORM

AD9959. AD9959 4-channel Direct Digital Synthesis Arduino Library

stm32f3-discovery-usb-example. The STM32F3-Discovery USB example, modified for compilation with GCC. This implements a USB Joystick using the accelerometers

strpp. C++ Unicode library for Array and String, Regexp and PEG parsing, using ref-counted slices with value semantics

adl. Aspect Definition Language. A powerful and succinct replacement for XML, JSON, YAML, etc.

sinatra_omniauth. A Sinatra extension that provides pure OmniAuth goodness to your application (with DataMapper)

bayeux-rack. Bayeux (COMET) long-polling server-side protocol implementation in async_sinatra for Thin

hackrf.js. 📻 Control HackRF devices from Node.js

powerscan. Radio spectrum scanner based on SoapySDR and FFTW

jquery.key. Uniform key handling for DOM keyboard events

AD9851LCD. Radio Frequency Signal generator, using an Arduino with a TFT Touchscreen and an AD9851

math.random.js. A better random number generator for Javascript, and add-ons

activefacts-api. A fact-based data model DSL and API

rx_tools. rx_fm, rx_power, and rx_sdr tools for receiving data from SDRs, based on rtl_fm, rtl_power, and rtl_sdr from librtlsdr, but using the SoapySDR vendor-neutral SDR support library instead, intended to support a wider range of devices than RTL-SDR

activefacts-examples. Example models in the Constellation Query Language for use with ActiveFacts. Includes generated files,

wrocksim. A Water Rocket simulator written entirely in Javascript

stm32f3-discovery-basic-template. A template for building STM23F3 ARM projects with GCC

jlcbasic. JLC Basic parts library for Kicad fetched and converted from EasyEDA

audiograph. Audio spectrum display. Capture audio using portaudio, analyse the spectrum using fftw3, and display using gl/gosu, all in realtime

restart. A new more flexible approach to REST, that doesn't cripple it to HTTP

dfu-util. Device Firmware Upgrade Utilities

dso-firmware. My fork of http://gitorious.org/dsonano/dso-firmware to add a 2nd oscilloscope channel for XY mode

facetious. A Faceted search extension for ActiveRecord using SQL

semper. HAML/Jade/Slim-style micro-templating in Javascript

AD9851. Arduino library to control the AD9851 Direct Digital Synthesis (DDS) chip or module.

car. CP/M Archiver (c.f. tar but for CP/M volumes)

wifi_credential_ui. LVGL: Display available WiFi Access Points, select one, receive and save credentials

textquery. Evaluate any text against a collection of match rules

onewire. Wrapper API for the Dallas One-Wire interface library

loggingproxy. A TCP (or HTTP) proxy with logging features

lvgl_touchscreen_cal. A calibration screen for touchscreen geometry to work with LVGL v8

mar. MS/DOS FAT12 archiver (ala tar)

esp32lcd. A development board for the ESP32 with a 2.4" touchscreen LCD

RFDocuments. Collected third-party documents for radio frequency designs, copyrights to original authors.

activefacts-compositions. Create and represent composite schemas, schema transforms and data transforms over a fact-based model

wbxml. Ruby bindings for wbxml library (http://libwbxml.aymerick.com)

activefacts-fig. Fact Interchange Model parser and generator for ActiveFacts

pegex. Regular PEGs - like regular expressions but prefix notation and possessive behaviour - in C(++)

wifi_credentials. ESP32: Manage saved credentials for WiFi access points

kicad-rb. Parse, load, modify and rewrite Kicad (s-epression) files into a convenient tree structure for scripting

SigGen. Arduino Nano, TFT LCD Touch screen, AD9851

STM32C071_Basic. A basic template for prototype boards using the STM32F071 as a USB controller

homebrew-cask. 🍻 A CLI workflow for the administration of macOS applications distributed as binaries

kicad-source-mirror. This is an active mirror of the KiCad development branch, which is hosted at GitLab (updated every time something is pushed). Pull requests on GitHub are not accepted or watched.

gsg-kicad-lib. GSG's schematic symbols and modules for KiCad

activefacts-rmap. Relational mapping for fact models. Part of the ActiveFacts suite

homebrew-px4. PX4-related Homebrew formula for developers using OS X

activefacts-orm. ORM format importer for the ActiveFacts fact modeling suite

vscode-esp-idf-extension. Visual Studio Code extension for ESP-IDF projects