idx

Spec sheet

Product

idx is a local BM25 index for searching code in Git repositories, with ranked results and instant queries.Read 8 Oct 2026 · idx.cool

Privacy

The maker says idx runs locally with no telemetry, cloud indexing, or data leaving the machine.Read 7 Oct 2026 · idx.cool

License

The maker lists idx under the BSD 3-Clause License.Read 8 Oct 2026 · idx.cool

AI editor integrations

The maker documents idx skills for Claude Code, Cursor, and GitHub Copilot.Read 8 Oct 2026 · idx.cool

AI workflow

The idx skill intercepts grep and rg calls in supported AI editor sessions and returns ranked, compact results.Read 8 Oct 2026 · idx.cool

Background agent

A background agent tracks file changes and keeps the index in sync during development.Read 8 Oct 2026 · idx.cool

Distribution

The releases page says binaries are available for Darwin and Linux on amd64 and arm64.Read 8 Oct 2026 · idx.cool

Installation

The maker documents installation via Homebrew and says it works on macOS and Linux without Go.Read 8 Oct 2026 · idx.cool

Latest listed release

The releases page lists v0.10.2, dated July 6, 2026.Read 8 Oct 2026 · idx.cool

Offline use

The maker says idx runs locally with no telemetry, cloud indexing, or data leaving the machine.Read 8 Oct 2026 · idx.cool

Prerequisite

Using idx requires a Git repository; the maker says no build tools are needed.Read 8 Oct 2026 · idx.cool

Ranking

Search results use BM25 scoring with a filename match bonus.Read 8 Oct 2026 · idx.cool

Read-aware ranking

Files opened with `idx read` receive a ranking boost in later searches.Read 8 Oct 2026 · idx.cool

Read-aware results

Files opened with `idx read` receive a ranking boost in future searches.Read 7 Oct 2026 · idx.cool

Release downloads

The maker says binaries for darwin and linux on amd64 and arm64 are available on GitHub Releases.Read 7 Oct 2026 · idx.cool

Requirement

Using idx requires a Git repository.Read 7 Oct 2026 · idx.cool

Search filters

Search supports path and file extension filters, AND and OR queries, and relaxation fallback.Read 8 Oct 2026 · idx.cool

Search limitation

The search command requires the background agent to be running.Read 8 Oct 2026 · idx.cool

Where Specifiction places it

• Code Search Tools#27 of 427.0