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📚 Freely available programming books

Python 398,495 66,886 Updated Oct 5, 2026

Production-Grade Container Scheduling and Management

Go 128,195 46,251 Updated Oct 8, 2026

The Moby Project - a collaborative project for the container ecosystem to assemble container-based systems

Go 72,163 19,238 Updated Oct 8, 2026

A book-in-progress about the Linux kernel and its insides.

Python 33,631 3,568 Updated Oct 8, 2026

An open source trusted cloud native registry project that stores, signs, and scans content.

Go 29,515 5,373 Updated Oct 8, 2026

A virtual monitor for screen sharing

Swift 7,897 179 Updated Feb 28, 2026

Code signing and transparency for containers and binaries

Go 6,354 818 Updated Oct 8, 2026

OpenSSF Scorecard - Security health metrics for Open Source

Go 5,742 740 Updated Oct 8, 2026

Golang library for managing configuration data from environment variables

Go 5,467 397 Updated Jun 28, 2025

User documentation for Knative components.

HTML 5,095 1,267 Updated Oct 8, 2026

OCI Image Format

Go 4,493 897 Updated Sep 17, 2026

agent runtime security - zero trust, zero setup, zero latency agent sandbox

Rust 4,399 298 Updated Oct 5, 2026

🔐CNCF Security Technical Advisory Group -- secure access, policy control, privacy, auditing, explainability and more!

HTML 2,264 582 Updated Dec 8, 2025

Supply-chain Levels for Software Artifacts

HTML 1,943 294 Updated Oct 6, 2026

GUAC aggregates software security metadata into a high fidelity graph database.

Go 1,552 220 Updated Oct 7, 2026

The helm chart to deploy Harbor

Mustache 1,525 866 Updated Sep 14, 2026

VMware Tanzu Community Edition is no longer an actively maintained project. Code is available for historical purposes only.

Go 1,319 296 Updated Jun 16, 2023

Harden-Runner is a CI/CD security agent that works like an EDR for GitHub Actions runners. It monitors network egress, file integrity, and process activity on those runners, detecting threats in re…

TypeScript 1,279 116 Updated Oct 8, 2026

Reference implementation of OpenPubkey

Go 909 72 Updated Sep 21, 2026

riff is for functions

788 64 Updated Mar 12, 2021

Kratix is an open-source framework for building platforms

Go 779 63 Updated Oct 8, 2026

Graphing SBOM's Fast.

Go 733 28 Updated Aug 29, 2025

Witness is a pluggable framework for software supply chain risk management. It automates, normalizes, and verifies software artifact provenance.

Go 547 81 Updated Oct 5, 2026

Cartographer is a Supply Chain Choreographer.

Go 452 64 Updated Sep 5, 2024

The Update Framework specification

Python 405 59 Updated Oct 8, 2026

in-toto Attestation Framework

Rust 382 130 Updated Oct 2, 2026

A universal SBOM representation in protocol buffers

Go 334 65 Updated Oct 6, 2026

krata is a Xen control plane in Rust.

Rust 328 21 Updated Jul 3, 2025

Artifact Ratification Framework (CNCF Sandbox)

Go 307 84 Updated Oct 8, 2026
CUE 260 34 Updated Sep 28, 2026
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