Package astcopy implements Go AST deep copy operations.
Package astequal provides AST (deep) equallity check operations.
Package astfmt implements ast.Node formatting with fmt-like API.
Package astcast wraps type assertion operations in such way that you don't have to worry about nil pointer results anymore.
Package astinfo records useful AST information like node parents and such.
Site for combined documentation, examples, external references, and other useful stuff.
Package astp provides AST predicates.
Package strparse provides convenience wrappers around `go/parser` for simple expr/stmt/decl parsing from string.