Current SNAP Release
STANFORD MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND CONCERNING THIS SOFTWARE. No support is implied or provided for these older versions of Stanford TCAD software. Most of this software was developed on BSD-derived Unix systems in the 1980's (e.g. SunOS 3, not FreeBSD/NetBSD/OpenBSD). Essential Stanford Software Get applications that help you plug into the Stanford network (SUNet) and access university computing services safely and securely. Because this website uses an older two-step authentication method, when you download the software.
Download the current SNAP distribution package below. The source code package provides complete SNAP sources, which the executables packages contains pre-built programs from the SNAP examples directory for certain popular platforms.
SNAP 6.0 (Dec 7, 2020, Current)



A public development SNAP repository is available at GitHub:


SNAP is distributed under the BSD license.
Additional useful third party packages:
Free Archery Software
- Gnuplot, a graphing and plotting package, needed for plotting structural properties of networks (e.g., degree distribution);
- Graphviz, a drawing package, needed for drawing and visualizing small graphs;
- NodeXL, a graphical front-end that integrates network analysis and SNAP into Microsoft Office and Excel. It allows users without programming skills to use SNAP.
For a list of updates in this release, please see release notes.
Archery Software Programs
An archive of current and previous distributions of SNAP is available here.