oraios/serena

You can think of Serena as an IDE for a coding agent. With it, the agent no longer needs to read entire files, perform grep-like searches or string replacements to find and edit the right code. Instead, it can use code centered tools like find_symbol, find_referencing_symbols and insert_after_symbol.

Most users report that Serena has strong positive effects on the results of their coding agents, even when used within very capable agents like Claude Code. Serena is often described to be a game changer, or an enormous productivity boost.

However, in very small projects or in tasks that involve only one file (tasks which do not require reading/editing only subsets of files), you may not benefit from including Serena. For example, for creating code from scratch, Serena will not provide much value. You also might want to adjust Serena to your needs and workflows using its extensive configuration options.