Slac MCP server
io.github.DennisPrediger/slac-mcp·v1.1.1MCP server exposing SLAC (Simple Logic & Arithmetic Compiler) as tools for LLM agents
0 stars28 downloads/wk
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Slac tools
No tool declarations could be read from the package source. They show once the server is installed.
Public scan report
scanner v0.1.9 · 2026-09-25 · same rubric, same numbers if you re-run it
- Code scan2 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitylocal package, no credentials required12/15
- Maintenancelast push 69 days ago12/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
How Slac compares
Against every graded AI and agents MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 88/100
- higher than 80% of 4,460 AI and agents servers
- Downloads a week
- 28
- more than 14% of 1,538 AI and agents servers with a package
Install Slac in Claude Code, Cursor or VS Code
Runs npx -y slac-mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add slac-mcp -- npx -y slac-mcp
What the publisher says
From the Slac repository's README, as published. We do not edit it. Read it on GitHub
slac-mcp
MCP server exposing SLAC (Simple Logic & Arithmetic Compiler) as tools for LLM agents.
Tools
Usage
cargo runThe server communicates over stdio using the Model Context Protocol.
Output Format
By default, evaluate returns the Rust Display representation of the result. Set OUTPUT_FORMAT=JSON to get serialized JSON instead
With MCP Inspector
npx @modelcontextprotocol/inspector cargo runExample expressions
1 + 2
max(10, 20) + 1
'hello' + ' ' + 'world'
len('test') > 2 ? 'long' : 'short'Development
cargo build
cargo runRequires Rust 1.85+ (edition 2024).
License
Copyright 2026 Dennis Prediger
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
Nothing above is checked by us. What we check is on the safety report.
Slac: common questions
- Is Slac MCP server safe?
- Yes, by our scan: it is graded A (88/100). Read the Slac safety report
- How do I install Slac?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Slac need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Slac maintained?
- The last commit was 109 days ago (2026-07-18). The latest release is v1.1.1.
- What can I use instead of Slac?
- Servers from other publishers that do the same job: Actual Budget MCP Server.
- How does Slac compare with other AI and agents MCP servers?
- safety score 88/100 (higher than 80% of 4,460 AI and agents servers); downloads a week 28 (more than 14% of 1,538 AI and agents servers with a package). Full comparison.
Alternatives to Slac
Same job from other publishers: the closest match first, then the best rated.
- Actual Budget MCP ServerMCP server exposing Actual Budget accounts, transactions, budgets and reporting to LLM assistants.not reviewedEstablishedB
