Is Stockfish still maintained?

Yes, active. Last change 2 days ago. Latest release sf_19, 2 months ago.

Can I trust Stockfish?

Widely used. 17k stars, 12 years old, by an organization. As with any download, get it from the official repo.

gitmanual

Reading the repo

Opening the box…

Assembly instructions

official-stockfish/Stockfish

A free and strong UCI chess engine

Shell scripts#chess#chess-engine#cpp#stockfish

Before you start

Is it free?: YesOpen source (GPL-3.0).
Still maintained?: Yes, activeLast change 2 days ago. Latest release sf_19, 2 months ago.
Can I trust it?: Widely used17k stars, 12 years old, by an organization. As with any download, get it from the official repo.

Difficulty: Easy
Time: about 5 min
Stars: ★ 17,352
Activity: Updated this month

Saved setup from 5 h ago

Will it work on macOS?

Yes, it installs on your macOS

A ready-made macOS download is in the latest release.

Your system

macOS Windows Linux

Start here

Website ↗stockfishchess.orgThe project's own site.

Download for macOS

Stockfish 19 · 9/5/2026 ↗

stockfish-macos-universal.tar.gz

tar.gz · Universal · 82.3 MB · 24,807 downloads · best match

Download

Move the extracted binary onto your PATH (e.g. /usr/local/bin). If macOS blocks it: xattr -d com.apple.quarantine <binary>

curl -LO "https://github.com/official-stockfish/Stockfish/releases/download/sf_19/stockfish-macos-universal.tar.gz"
tar -xzf "stockfish-macos-universal.tar.gz"

Did you get it running?

No reports for macOS yet.

Still stuck? Get a written guide

GitManual AI Agent reads the 8 key files and writes a step-by-step guide for macOS. Once written, it's saved for everyone.