Alternatives and similar repositories for eagle:

Users that are interested in eagle are comparing it to the libraries listed below

• mattairtech / ArduinoCore-samd
  This is a fork from arduino/ArduinoCore-samd on GitHub. This will be used to maintain Arduino support for SAM D|L|C (M0+ and M4F) boards …
  ☆106Updated last year
• PaulStoffregen / FreqMeasure
  Measures the elapsed time during each cycle of an input frequency.
  ☆75Updated 3 years ago
• watterott / ATmega328PB-Testing
  Atmel/Microchip ATmega328PB support for Arduino IDE
  ☆79Updated 2 years ago
• stm32duino / Arduino_Core_STM8
  STM8 core support for Arduino
  ☆142Updated last year
• cmonr / Eagle-Libraries
  A collection of Eagle Libraries I've created and use in projects
  ☆77Updated 3 years ago
• greiman / DigitalIO
  Fast Digital I/O, Software I2C, and Software SPI for AVR Arduino
  ☆126Updated 2 years ago
• matthiasbock / Altium-Libraries
  Symbols, footprints and 3d models for use with Altium Designer
  ☆49Updated last year
• gbulmer / openstm32hw
  Open Source Hardware for STM32, complementing openstm32
  ☆48Updated 11 years ago
• adafruit / Adafruit_DAP
  port of free-DAP to standalone arduino
  ☆78Updated 3 months ago
• martonmiklos / EAGLE-libraries
  Collection of my libraries for the Autodesk EAGLE CAD tool
  ☆22Updated 3 years ago
• septillion-git / QC2Control
  Set the voltage of a Quick Charge 2.0 source via the Arduino.
  ☆68Updated 7 years ago
• mattairtech / SAMD-MSD-Bootloader
  USB MSD (Mass Storage Device) bootloader for Atmel SAMD chips
  ☆36Updated 8 years ago
• sparkfunX / Buzzard
  Software tools for EAGLE silkscreen generation
  ☆100Updated 2 years ago
• marekburiak / ILI9341_due
  Arduino Due and AVR (Uno, Mega, Nano, Pro Mini,...) library for interfacing with ILI9341 SPI TFTs
  ☆100Updated 3 years ago
• lhartmann / esp_rtos_reprap
  Stepper motor controller based on FreeRTOS for the ESP8266.
  ☆63Updated 8 years ago
• sparkfun / SparkFun_Eagle_Settings
  The Eagle settings SparkFun uses for board designs
  ☆215Updated last year
• technoblogy / tiny-mega-i2c
  Minimal I2C master routines for the new AVR microcontrollers.
  ☆22Updated 2 years ago
• sparkfun / Graphical_Datasheets
  Code, final versions, and information on the SparkFun Graphical Datasheets
  ☆135Updated 3 months ago
• arduino / avrdude-build-script
  avrdude build scripts for Arduino/Genuino
  ☆35Updated 3 years ago
• greiman / ChibiOS-Arduino
  ChibiOS/RT 3.0.3 for Arduino AVR, Due, and Teensy 3.x
  ☆111Updated 5 years ago
• PaulStoffregen / FreqMeasureMulti
  Measures the elapsed time during each cycle of up to 8 input frequencies.
  ☆35Updated 3 years ago
• adafruit / Adafruit_Adalink
  Python wrapper for Segger's J-Link Commander & STMicro STLink V2 to flash various ARM MCUs
  ☆125Updated 5 years ago
• robertstarr / lbr_user
  Eagle LBR-EX Part Library Repository
  ☆127Updated last week
• GrumpyOldPizza / arduino-STM32L4
  ☆69Updated 5 years ago
• abcminiuser / dmbs
  Dean's Makefile Build System - making MAKE easier.
  ☆51Updated 4 years ago
• BLavery / SAMD21-M0-Mini
  Notes on using the Chinese "SAMD21-M0-Mini" board
  ☆55Updated 2 years ago
• mikaelpatel / Arduino-GPIO
  General Purpose Input/Output (GPIO) library for Arduino
  ☆49Updated 5 years ago
• sosandroid / FRAM_MB85RC_I2C
  Arduino library for I2C FRAM - Fujitsu MB85RC & Cypress FM24, CY15B
  ☆58Updated 4 years ago
• robertstarr / ulp_user
  Eagle ULP User Language Program script files
  ☆34Updated last year
• DSSCircuits / I2C-Master-Library
  An alternative library to Arduino's Wire library
  ☆51Updated 9 years ago