CRuby-shape C ABI for hosting C extensions inside rubyrs (spike: Level 0)
Visual regression testing persistence and workflow for zensim
A highly parallel Perl 5 interpreter written in Rust
Semantic version control CLI. Shows what entities changed (functions, classes, methods) instead of lines.
Entity-level semantic diff engine. Extracts functions, classes, and methods from 28 languages via tree-sitter and diffs at the entity level.
MCP server for entity-level semantic code intelligence. 6 tools: sem_entities, sem_diff, sem_blame, sem_impact, sem_log, sem_context.
Vim-grammar TUI editor with batteries included — tree-sitter, multi-server LSP, DAP, multi-cursor, sessions, single binary, no plugin system.
Rust bindings for RBS -- the type signature language for Ruby programs
Low-level FFI bindings for RBS -- the type signature language for Ruby programs
High-performance PEG parser library with packrat memoization and arena allocation
A s3 cli client with multi configs with different provider
An ultra-fast Ruby performance linter rewritten in Rust — detects 19 common anti-patterns