When comparing aText vs TextWrangler, the Slant community recommends aText for most people. In the question“What are the best power user tools for macOS?” aText is ranked 51st while TextWrangler is ranked 55th.
Ranked in these QuestionsQuestion Ranking
Pro No Update
Pro Cheaper than competition
$4.99, cheaper than textExpander ($35)
Pro Compatible with TextExpander snippets
TextExpander snippets can be imported into aText
Pro Works with VMs
Pro Imports from most alternative text expansion apps
aText can import data from TextExpander, TypeIt4Me, SpellCatcherX, Automaton and CSV file.
Pro Has common HTML & JS snippets built-in
Pro Has built-in snippets for common typos
Pro Snippets can include editable fields
Pro Data can be synced through cloud storage services
Pro Snippets can include a wide variety of variables
Possible variables include date, time, other snippets, clipboard content, etc.
Pro A snippet can be expanded to plain or styled text and include pictures
Free but capable alternative to BBEdit.
Pro Built-in FTP/STFP browser
Edit remote files easily.
Pro Fast to start up
It starts up fast because is not bloated. It has all the essentials of a text editor.
Con Doesn't work in Mojave
Con Frequent crashes in MacOS Sierra
aText crashes frequently, and the developer is unresponsive. Not clear if app is supported or under current development: last update was in 11/15; last post to aText Facebook page 10/15.
Con No Longer Maintained
Bare Bones, the developers of TextWranger, recently ended maintenance and support for the product. Per the Bare Bones website (https://www.barebones.com/products/textwrangler/): "We have sunsetted TextWrangler, and we encourage anyone interested in TextWrangler to download and use BBEdit instead."
Con Not Compatible with macOS High Sierra (10.13+)
Per the Bare Bones website (https://www.barebones.com/support/new-os.html): "TextWrangler is not compatible with High Sierra. We suggest that you use BBEdit as an alternative . . . ." Since Bare Bones officially sunsetted the product, it will unlikely be compatible with subsequent macOS release versions either.