Alternatives and similar repositories for nextpnr

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

• YoWASP / yosys
  Unofficial Yosys WebAssembly packages
  ☆74Updated this week
• gatecat / hrt
  Hot Reconfiguration Technology demo
  ☆41Updated 3 years ago
• tomverbeure / cxxrtl_eval
  Experiments with Yosys cxxrtl backend
  ☆50Updated 11 months ago
• betrusted-io / betrusted-ec
  Betrusted embedded controller (UP5K)
  ☆48Updated 2 years ago
• brouhaha / glacial
  Glacial - microcoded RISC-V core designed for low FPGA resource utilization
  ☆87Updated 6 years ago
• amaranth-lang / amaranth-boards
  Board definitions for Amaranth HDL
  ☆122Updated 4 months ago
• amaranth-lang / amaranth-stdio
  Industry standard I/O for Amaranth HDL
  ☆30Updated last year
• amaranth-lang / amaranth-soc
  System on Chip toolkit for Amaranth HDL
  ☆97Updated last year
• f4pga / prjxray-db
  Project X-Ray Database: XC7 Series
  ☆73Updated 4 years ago
• gregdavill / ecpprog
  Programmer for the Lattice ECP5 series, making use of FTDI based adaptors
  ☆91Updated last year
• clairexen / picorv
  PicoRV
  ☆43Updated 5 years ago
• SymbiFlow / yosys
  SymbiFlow WIP changes for Yosys Open SYnthesis Suite
  ☆39Updated last year
• olofk / corescore
  CoreScore
  ☆171Updated last month
• m-labs / VexRiscv-verilog
  Using VexRiscv without installing Scala
  ☆39Updated 4 years ago
• knielsen / ice40_viewer
  ☆61Updated 2 years ago
• NyanCAD / Mosaic
  A modern schematic entry and simulation program
  ☆78Updated this week
• Ravenslofty / yosys-cookbook
  User-friendly explanation of Yosys options
  ☆113Updated 4 years ago
• gatecat / prjoxide
  Documenting Lattice's 28nm FPGA parts
  ☆147Updated 2 years ago
• greatscottgadgets / bucatini
  a noodly Amaranth HDL-wrapper for FPGA SerDes' presenting a PIPE PHY interface
  ☆31Updated 4 years ago
• pepijndevos / seqpu
  A bit-serial CPU
  ☆19Updated 6 years ago
• enjoy-digital / litescope
  Small footprint and configurable embedded FPGA logic analyzer
  ☆197Updated 2 months ago
• YosysHQ / prjtrellis-db
  Project Trellis database
  ☆14Updated 3 months ago
• whitequark / Yumewatari
  妖刀夢渡
  ☆63Updated 6 years ago
• olofk / vidbo
  Virtual Development Board
  ☆64Updated 4 years ago
• amaranth-lang / rtl-debugger
  VS Code based debugger for hardware designs in Amaranth or Verilog
  ☆39Updated last year
• chipforge / StdCellLib
  Copyleftist's Standard Cell Library
  ☆100Updated last year
• amaranth-lang / amaranth-yosys
  WebAssembly-based Yosys distribution for Amaranth HDL
  ☆28Updated 3 weeks ago
• olofk / subservient
  Small SERV-based SoC primarily for OpenMPW tapeout
  ☆47Updated 3 weeks ago
• davidthings / hdelk
  Web-based HDL diagramming tool
  ☆82Updated 2 years ago
• gatecat / TrellisBoard
  Ultimate ECP5 development board
  ☆115Updated 6 years ago