In the sense - you are welcome in my house: Vous êtes le bienvenu / la bienvenue In the sense of - thank you - you're welcome: Merci - De rien
You just said it yourself. If you want to say it in another language, you need to say which one.
De rien
To say "you are welcome" in Igbo language, you can say "Ị na-akwụgo."
"Welcome" in Igbo language is "Nnọọ."
Your welcome
welcome
You say "Welcome!" in Yoruba language of the Western African origin as "Ek'abo".
You say welcome in madagascar,:tonga soa
In Odia language, "welcome" can be translated to "ସ୍ଵାଗତ" (swagat).
In Inuktitut, the language of the Inuit, you can say "qujannamiik" to mean "welcome".
You can say le-le or liyo.https://www.livinglanguage.com/community/discussion/315/saying-youre-welcome-in-japanese-not-recommended
In Twi language, you can say "ɛte sɛn" to mean "you are welcome."