Directory of open source tools for online safety
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Updated
Dec 15, 2025
Directory of open source tools for online safety
High-performance safety rules engine for real-time event processing at scale
Share evaluation outcomes and implementation tips for using open safety models in Trust & Safety workflows
Software and Resources for Mitigating Online Gender Based Violence in India
ActivityPub Trust and Safety Taskforce
Documentation and policies for the ROOST organization and open source community. File non-technical or ROOST-wide issues here.
A .NET implementation of the PDQ hashing algorithm to make integrating Trust and Safety tools for digital service providers easier.
🤝 Using large language models to seamlessly help content moderators make better decisions, faster.
A Reflection on Truth, Power, and the Misdiagnosis of Awareness
OpenSiteTrust is an open, explainable, and reusable website scoring ecosystem
Impledge platform infrastructure
Desktop app for detecting inappropriate or unsafe messages using PyQt6, OCR, and NLP (rule-based + DistilBERT).
The [SEED] Foundry - The Startup Ethical Economic Design - Decision Matrix for Social Technology Founders
DeepBlur: Firefox extension that blurs images
Report underage Discord users from file!
A Python Client for the Athena CSAM detection service
AI systems are really good at being helpful and terrible at noticing when "helpful" becomes "enabling harm." Good-Faith fixes this by teaching pattern recognition: passive voice hiding accountability, false collective manufacturing consent, weaponized care violating boundaries.
The protobuf files which describe the GRPC interface for the Athena API.
A NodeJS Client for the Athena CSAM detection service
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