Related Spell Checkers

	typos	client9/misspell	codespell	scspell3k	topy
Runtime	-	-	Python	Python	Python
Approach	Correction	Correction	Correction	Dictionary	Dictionary
Custom Dict	Yes	?	Yes	Yes	Yes
Per-Lang Dict	Yes	?	No	Yes	No
CamelCase	Yes	?	No	Yes	No
snake_case	Yes	?	No	Yes	No
Ignore email	Yes	yes	No	No	No
Ignore url	Yes	yes	No	No	No
Ignore Hex	Yes	?	No	Yes	No
Ignore UUID	Yes	?	No	No	No
Ignore base64	Yes	?	No	No	No
Ignore SHAs	Yes	?	No	No	No
C-Escapes	Yes (#20)	?	No	Yes	No
Encodings	UTF-8 / UTF-16	?	Auto	Auto	UTF-8
Whole-project	Yes	Yes	Yes	No	Yes
Ignores hidden	Yes	?	Yes	No	Yes
Respect gitignore	Yes	?	No	No	No
Checks filenames	Yes	?	Yes	No	No
Status via exit code	Yes	Yes	Yes	Yes	No
API	Rust / JSON Lines	?	Python	None	Python
License	MIT or Apache	MIT	GPLv2	GPLv2	MIT

See also benchmarks.