Version 0.29 of package Inspector has just been released in GNU ELPA. You can now find it in M-x list-packages RET.
Inspector describes itself as: ========================================= Tool for inspection of Emacs Lisp objects ========================================= More at https://elpa.gnu.org/packages/inspector.html ## Summary: Tool for inspection of Emacs Lisp objects. Usage: M-x `inspector-inspect-expression' to evaluate an elisp expression and inspect the result. M-x `inspector-inspect-last-sexp' to evaluate last sexp in current buffer and inspect the result. Or add the following to your config: (define-key global-map [remap eval-last-sexp] #'inspector-eval-last-sexp) (define-key global-map [remap eval-expression] #'inspector-eval-expression) and then use C-u C-x C-e and C-u M-: as alternatives to `eval-last-sexp' and `eval-expression'. Inside the inspector: M-x `inspector-pop' bound to letter l, to navigate to previous object. M-x `inspector-quit' bound to letter q, to exit the inspector. ## Recent NEWS: [Not available 🙁]