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spice
77 / 100 · Review before installing
Check before installing. Some of what it can do is expected: a coding skill usually runs build and test commands.
By hashgraph-online/awesome-codex-plugins (GitHub) · coding · 1,573 stars · scanned at commit 70b6a3a
Run automatic SPICE simulations on subcircuits detected from KiCad schematic analysis — validates filter frequencies, divider ratios, opamp gains, LC resonance, and crystal load capacitance. Supports ngspice, LTspice, and Xyce (auto-detected). Generates testbenches, runs batch mode, produces structured pass/warn/fail/info report. Use when the user asks to simulate, verify, or validate any analog subcircuit — RC filters, LC filters, voltage dividers, opamp circuits, crystal oscillators. Also for…
Works with any agent that supports SKILL.md skills.
What this skill can do
Downloads and installs other software
The author does not mention this.
Found in 3 places.
Runs commands on your computer
The author does not mention this. Expected for a coding skill.
Found in 30 places.
Show 17 more
- plugins/aklofas/kicad-happy/skills/spice/SKILL.md, line 109
python3 <skill-path>/scripts/simulate_subcircuits.py analysis.json --monte-carlo 100 --output sim_report.json - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 121
result = subprocess.run( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 127
except subprocess.TimeoutExpired: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 263
result = subprocess.run( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 269
except subprocess.TimeoutExpired: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 377
result = subprocess.run( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 383
except subprocess.TimeoutExpired: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 514
subprocess.run( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 519
stdout=subprocess.DEVNULL, - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 520
stderr=subprocess.DEVNULL, - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 537
isolation = {"creationflags": subprocess.CREATE_NEW_PROCESS_GROUP} - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 540
with subprocess.Popen( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 543
stdin=subprocess.DEVNULL, - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 544
stdout=subprocess.DEVNULL, - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 545
stderr=subprocess.DEVNULL, - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_simulator.py, line 630
except subprocess.TimeoutExpired: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 494
result = subprocess.run(
and 10 more places
Connects to the internet
This is disclosed by the author in the skill's SKILL.md or README.
Found in 11 places.
Show 8 more
- plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 268
req = urllib.request.Request( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 273
with urllib.request.urlopen(req, timeout=10) as resp: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 298
req = urllib.request.Request( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 307
with urllib.request.urlopen(req, timeout=10) as resp: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 360
req = urllib.request.Request(url, headers={"Accept": "application/json"}) - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 361
with urllib.request.urlopen(req, timeout=10) as resp: - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 405
req = urllib.request.Request( - plugins/aklofas/kicad-happy/skills/spice/scripts/spice_spec_fetcher.py, line 409
with urllib.request.urlopen(req, timeout=10) as resp:
Install
Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.
if [ -e ~/.agents/skills/'spice' ] || [ -L ~/.agents/skills/'spice' ]; then echo 'A skill folder named spice already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/hashgraph-online/awesome-codex-plugins' "$d" && git -C "$d" checkout --quiet '70b6a3a3a7c774671e45af646306e1448baf0511' -- 'plugins/aklofas/kicad-happy/skills/spice' && mkdir -p ~/.agents/skills && cp -R "$d"/'plugins/aklofas/kicad-happy/skills/spice' ~/.agents/skills/'spice' && rm -rf "$d"; fi
Codex reads ~/.agents/skills directly. For Claude Code, Cursor, Copilot, Gemini CLI, Antigravity or OpenCode, also link it. For Claude Code: ln -s ~/.agents/skills/'spice' ~/.claude/skills/'spice' (other agents: ~/.cursor/skills, ~/.copilot/skills, ~/.gemini/skills, ~/.gemini/config/skills, ~/.config/opencode/skills). Or install through the finder skill, which does both.
Badge for your README
The badge for hashgraph-online/awesome-codex-plugins shows the score of its lowest-scoring skill.

[](https://zalavijaysinh.github.io/skilltrust/repos/hashgraph-online/awesome-codex-plugins/)
Score history
| Date | Version | Score |
|---|
| 2026-11-14 | 70b6a3a | 77 |
| 2026-11-13 | 3e1e6b2 | 77 |
| 2026-11-12 | 6d2e63f | 77 |
| 2026-11-11 | 4070676 | 77 |
| 2026-11-10 | f620aba | 77 |
| 2026-11-09 | 3062ea3 | 77 |
| 2026-11-08 | 057d789 | 77 |
| 2026-11-06 | e012fe1 | 57 |