According to @santimentfeed, the top Solana ecosystem projects by development activity for the latest month are 1) Solana (SOL), 2) Wormhole (W), 3) Pyth Network (PYTH), 4) Drift Protocol (DRIFT), 5) Swarms (SWARMS), 6) Helium IOT (IOT), 7) Jito (JTO), 8) Metaplex (MPLX), 9) Marinade (MNDE), and 10) Jupiter (JUP, source: Santiment on X, Sep 22, 2025). According to @santimentfeed, month-over-month direction shows Pyth, Swarms, Helium, and Marinade rising, Drift and Jito declining, and Solana, Wormhole, Metaplex, and Jupiter unchanged (source: Santiment on X, Sep 22, 2025). According to @santimentfeed, the rankings are calculated using enhanced GitHub event data following Santiment’s objective methodology detailed in its Medium article (source: Santiment methodology on Medium).