The "anti-sycophancy" topic on GitHub groups 1 open-source project in the DeepSeek Harness (DSH) ecosystem, led by pdss-agent-preset-bundle. pdss-agent-preset-bundle — PDSS governance layer for agent harnesses: covenant preset + handrail G1-G6 + cognitive-immunity skills, as an installable agent-preset bundle (Apache-2. Every project here is indexed by DSH Universe with live GitHub data — stars, activity and install status — so you can compare and install directly.