// Search & vector stores
USearchv2.26.4
Fast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍
Open source Maintained For agents
OFFICIAL DOWNLOADDirect official link
v2.26.5 · 2026-10-18
Download Mac · Apple silicon86 KB · usearch_macos_arm64_2.26.5.zip Download Mac · Intel87 KB · usearch_macos_x86_64_2.26.5.zip Download Linux · x6489 KB · usearch_linux_amd64_2.26.5.deb
Every button links straight to the official file (github.com). AIMap does not host or modify installers. Checked 2026-10-23. All files, checksums & install steps →
IN ONE PARAGRAPH
USearch is fast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍.
Good for: Developers who want their agent (Claude Code, Codex, Cursor…) to search & vector stores.
01How to start
- 1Read the official README for requirements and permissions.
- 2Install it from the official package registry:
pip install usearchnpm install usearch - 3Tell your agent the command exists (e.g. in AGENTS.md / CLAUDE.md) so it knows when to call it.
02Alternatives & comparison
Compare side by side → lancedb Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less. ★ 12k meilisearch A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications. ★ 60k typesense Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences ★ 27k paradedb One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension. ★ 9.4k infinity The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text. ★ 4.7k