April 2025 TIOBE Index: Kotlin, Ruby & Swift Drop in Popularity

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Popularity consolidated in the top 20 programming languages in April, according to TIOBE Software CEO Paul Jansen. C overtook Java for the number three spot between March and April.

Key takeaways from the April TIOBE Index rankings:

• SQL continues to fall as it has done over the last few months, dropping to the number 10 position.
• C++ held on to the number two spot, showing a significant year-over-year increase in the proprietary points system.
• Python’s popularity dipped slightly month-over-month, but it still holds a significant lead over the second-place language, C++.

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