hreflang Tester
Very efficient free online tool to test any page and its language HTML settings, mainly:its hreflang,its http-equiv,its HTTP Headerimplementations and
Language
Translation, vocabulary and multilingual tools for technical and general text. They help to read foreign documentation, find the exact term in a specialized field and check that a website is correctly set up for several languages.
Look here for online translators, document translators and bilingual dictionaries. Technical glossaries, specialized vocabularies, terminology databases and thesauruses help to find the exact term. Grammar and spelling checkers, multilingual website checkers, language learning tools, pronunciation guides and text to speech tools complete the category.
Electropedia Electrotechnical Vocabulary
Maintained by the International Electrotechnical Commission (aka IEC), Electropedia provides all the terms and definitions used for the electricity and
DeepL Online Translation
Said by many to be the most accurate online automatic translation. Online, but also a windows app available. Update: used
Google Translate
Should we mention this ? … but works good, has the most language pairs (…) Still recommended to have English