OpenCores WDSP
M1-M3 candidateExample of DSP cores with Wishbone and claimed FPGA evidence.
opencoresAuto indexedLGPL
The source appears stale or legacy.
/cores
Core comparison
Comparison helps you see quickly which core carries less license, review, and integration risk.
Decision matrix
How to read the matrixStart with review status, license clarity, and warnings. If records are close, then look at tests, board evidence, and toolchain fit.2/4Ibex
M7 candidateSmall open RISC-V CPU used by OpenTitan.
githubAuto indexedApache-2.0
Manual review is required.
| Signal | OpenCores WDSP | Ibex |
|---|---|---|
| Category / source | DSP/FIR/IIR/FFT opencores | processor/RISC-V github |
| Review / maturity | Auto indexed M1-M3 candidate | Auto indexed M7 candidate |
| License | LGPLManual review required | Apache-2.0Manual review required |
| Evidence / boards | EvidencePublic evidence links attached to this record.BoardsBoard-linked compatibility records, not portability guarantees. | EvidencePublic evidence links attached to this record.BoardsBoard-linked compatibility records, not portability guarantees. |
| Board status | unknown | unknown |
| Tests / CI / formal | Tests: NoCI: NoFormal: No | Tests: NoCI: NoFormal: No |
| Docs / FuseSoC / board demo | Docs: NoFuseSoC: NoBoard demo: No | Docs: NoFuseSoC: NoBoard demo: No |
| Signals | QualityQualityUsefulnessUsefulnessIntegrationIntegrationVerificationVerification | QualityQualityUsefulnessUsefulnessIntegrationIntegrationVerificationVerification |
| Interfaces / buses | unknownWishbone | unknownunknown |
| Toolchains | GHDL | Verilator |
| Warnings |
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