opensource

adjective

opensource is an adjective meaning “Alternative spelling of open-source” (English Wiktionary, September 2026). It is spelled O-P-E-N-S-O-U-R-C-E, and it appears about once in every 6 million words in written English (wordfreq, 2021 data).

What does opensource mean?

adjective

1
Alternative spelling of open-source.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is opensource?

Opensource appears about once in every 6 million words in written English, the 71,529th most frequent word form in the list.

opensource0.0010.010.11101001,00010,000

rarerper million words of written Englishmore common

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Words people confuse with opensource

Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).

open source vs opensource0 B

Also written: open-source (one word or two).

Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).