Overview
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* `Project X-Ray <https://github.com/f4pga/prjxray>`__ provides information required by open source toolchains for
  Xilinx's 7-Series FPGA Architecture.

* `Project Trellis <https://github.com/f4pga/prjtrellis>`__ enables an open-source flow for Lattice's ECP5 FPGAs,
  providing the device database and tools for bitstream creation.

* `Project IceStorm <https://github.com/f4pga/icestorm>`__ is a bitstream documentation project targeting Lattice's
  iCE40 FPGAs.