Open Source
Antiscaler
Build orchestrator with semantic change intelligence — content-addressed caching, affected detection, and a growing understanding of what changed, what is affected, what should run, and why it failed.
OpenScript
Prompt security middleware for Python LLM agents. Wrap any agent with an interceptor pipeline to detect injection, reduce data leaks, and validate LLM I/O.
Veil
Fast static analysis for Solidity. Understands modern DeFi patterns to cut false positives, uses a real control-flow graph for reentrancy detection, supports custom rules and baseline diffing, and ships a GitHub Action with SARIF, JSON, HTML, and PDF reports.
Keyra
Distributed rate limiter, idempotency service, and token quota engine. Enforces per-key request limits and multi-level LLM token quotas correctly across multiple stateless instances — without a lock service.
Password History Plugin
Contributed to Better Auth by implementing a password history plugin to prevent password reuse, enhancing security by enforcing password rotation policies
Hono OSS
Runtime-agnostic cache middleware for Hono.
Fern SDK Preview PyPI Support
Added Python (PyPI) support to fern sdk preview, enabling multi-language SDK preview sharing on PRs.