Source code has been updated:
https://github.com/Dubzer/TgTranslator

New update!
I've almost doubled the number of supported languages, and now you can choose from 105 different options. Even exotic languages like Esperanto

I've added /contant command. It includes link on me, this channel, and also donation link.
Btw, if you're interested in gifting me a cap of the coffee, you can check yaso.su/feedme

New update

I Improved detection of a false-positive translations. Now bot won't translate messages like this one

Hosting is down, so the bot will not work for some time

Hi.
Telegram was updated,
I will fix the bot soon

✅ Fixed

New update

Now TgTranslator will work faster and more stable.
Also, new languages were added.

You can check out the list here
https://github.com/Dubzer/TgTranslator/commit/aaf305100e6ff833cee224d34feef7c6d3a2bd9a

New update

You can now translate text of any length. The limit was removed

New update

TgTranslator has lacked stability for some time. I have been investigating this problem and just released a possible solution.

Also, I noticed a bug where some messages were clipped at the end. This has been fixed as well.

If you notice any strange behavior with translation, feel free to PM me

New update

TgTranslator will now split the translation if it doesn't meet Telegram length limit

New update

TgTranslator now doesn't translate from Simplified Chinese to Traditional Chinese and vise versa. Also, the translation is now twice as fast. It my tests it takes less than a second for getting a translation

New update

You can now set a delay to avoid conflicts with other bots. This will help to prevent spam messages from being translated. Check the settings menu!

Telegram is currently affected by a regression in the European datacenter.
TgTranslator and other bots may be unstable

UPD: seems to be fine now

New update

You can now disable translation of messages with links

New update

When you edit a message, the bot updates the translation