LibreAI / Dev Tools / ripwire
// devtools · redhat-et/ripwire

ripwire

The ripgrep of AI context — a zero-dependency C++23 CLI + MCP server that maps your repo for coding agents

★ 2.4k stars⑂ 150 forksApache-2.0updated 2026-10
▦ visual — this project's README ships no embeddable screenshot,
so here's a placeholder. The guide below is complete regardless.
// project facts

Project facts

ripwire is an open-source dev tools project by redhat-et (redhat-et/ripwire on GitHub). It has 2,423 GitHub stars and 150 forks, is released under the Apache-2.0 license, and was last updated on GitHub on 8 October 2026.

GitHub stars
2,423
Forks
150
License
Apache-2.0
Last updated on GitHub
8 October 2026
Category
Dev Tools
Listing
Full install guide
// how it works

How it works

  1. Clarify your goal

    Decide the question shape: orient an agent to a task, find a symbol's callers, assess a change's blast radius, or gate a PR with tests-to-run.

  2. Get ripwire

    Install the prebuilt binary with the official installer script (it verifies the SHA-256), or build from source with CMake and a C++23 compiler.

  3. Install the skills

    Run ripwire wrap --all to detect installed agents, and install the bundled skills so your agent knows when to reach for which verb.

  4. Run your first query

    From your repo root, run ripwire . --for="your task" and compare the bundle with what a grep-and-read pass would have cost.

// features

Why people love it

Ranked repo orientation

--for and --pack-task return the ranked symbols, doc comments, risk annotations and one-hop callers for a task in a single small bundle.

Callers, impact and uses

--callers, --impact and --uses answer who calls a symbol and what a change touches, filtering out comment-only noise that grep returns.

Change verification

--situ (tests and blast radius for a diff), --pr-context, --test-gate, --edit-check and --quality-delta check that you built what you meant.

Stack-trace resolution

--from-trace resolves a trace's frames to definitions instead of grepping every frame name.

HTML call-graph maps

--html renders one self-contained HTML map coloured by language, community, complexity, churn or test coverage, with fixed thresholds.

Honest by design

Confidence is printed on answers, guesses are labelled, losses against competitors are published in docs/EVALS.md, and when a whole file is cheaper than the bundle it serves the file and says so.

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// run it

Run it yourself

  1. Clone the repo

    Clone ripwire if building from source; the prebuilt install is step 2.

    git clone https://github.com/redhat-et/ripwire.git
    cd ripwire
  2. Install the prebuilt binary

    Run the official installer as the README shows (it downloads the latest GitHub release, verifies its SHA-256, installs to ~/.local/bin and stages the agent skills).

    RIPWIRE_REPO=redhat-et/ripwire bash -c "$(curl -fsSL https://raw.githubusercontent.com/redhat-et/ripwire/main/scripts/install.sh)"
  3. Ask your first question

    Orient to a task, or install skills for your agent (skills/install.sh, --codex for Codex).

    ripwire . --for="incremental cache invalidation"
    ripwire wrap --all
// use cases

What you can build

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// faq

Questions, answered

Who maintains ripwire?

redhat-et — a Red Hat emerging-technologies team — maintains it on GitHub.

Is ripwire free?

Yes, Apache-2.0 licensed.

Does it need a paid API key?

No — it is a local binary with zero dependencies; indexing and queries run on your machine. Your agent's model costs are separate.

How does it compare to jCodeMunch or CocoIndex Code?

Those index with embeddings/AST stores and serve MCP tools. ripwire is a single C++ binary CLI+MCP server focused on ranked, fully-disclosed context bundles and change-verification verbs, with published head-to-head evals (wins and losses) in its docs.

How do I get started?

Run the curl installer, cd into a repo, and run ripwire . --for="..."; then install its skills so your agent uses it automatically.

// keep exploring

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// alternatives

Alternatives in Dev Tools

The most-starred other Dev Tools projects in the LibreAI catalogue — the realistic shortlist if ripwire is not the right fit.

Get ripwire

Free and open — grab the source, star the repo, and start creating.