immudb - immutable database based on zero trust, SQL/Key-Value/Document model, tamperproof, data change history

Simplifies comparing photos of tamper-evident seals and patterns using your eyes

Scalable and practical Byzantine fault detection middleware for transactional database systems

The scalable, auditable and high-performance tamper-evident log project

https://forgeproof.flyingcloudtech.com

Reference architecture for fail-open, witness-only evidence systems with independent verification and public settlement.

Small playground for ideas and mini-trees for QED

Open-source SDK and CLI for tamper-evident audit logging. Standalone verification, no server required.

ARI — Artificial Reasoning Intelligence. Personal AI operating system with 7-layer architecture, three-pillar cognition (LOGOS/ETHOS/PATHOS), constitutional governance, and tamper-evident SHA-256 audit trails. Local-first. Multi-agent. TypeScript.

Flash is a C library and CLI for append-only, verifiable event streams stored in ".flsh" files.

A living ‘Letter to ASI’ with consent/reversibility protocols and cryptographically verifiable releases.

Cryptographically verifiable, tamper-evident audit logging for Java and .NET.

Creation-time cryptographic proof of origin for digital artifacts and AI outputs. Runs in software or hardware TEEs (AWS Nitro, SGX, SEV).

Cryptographic receipt system for AI agent accountability. Tamper-evident, hash-chained receipts with Ed25519/HMAC signing.

Tamper-evident audit trail for OpenClaw agent runs

A tamper-evident, high-integrity log aggregation system written in Rust. This project implements a complete pipeline for collecting logs from distributed machines, batching and signing them, transmitting them securely, and storing them in an append-only database with end-to-end verifiable integrity.

Tamper-evident AI decision audit trail for Python — EU AI Act, HIPAA, GDPR, SOC 2 compliant logging for LangChain, CrewAI, AutoGen, OpenAI agents

Tamper-evident memory protocol for humans and AI agents. Ed25519 + SHA-256 + event sourcing. 74 tests. One dependency. Apache 2.0.

High-speed cryptographic liability scanner for WORM compliance. Evaluates data gravity, identifies missing Ed25519 sidecars, and calculates exposure risk against SEC 17a-4 and ESIC chain-of-custody standards.