The 49ers and WR Demarcus Robinson are in agreement on a 2-year deal worth $9.5M, per @RapSheet

RB Alexander Mattison is signing with the Dolphins, per @Schultz_Report

The Jets are signing TE Stone Smartt on a 1-year deal, per @RapSheet

The Raiders are signing RB Raheem Mostert to a 1-year contract, per @Schultz_Report

QB Mason Rudolph has agreed to a two-year, $8M deal to return to the Steelers, per @MikeGarafolo

Mac Jones has agreed to terms with the 49ers on a 2-year deal for $7M, per @AdamSchefter

The Chargers are signing WR Mike Williams, per @Schultz_Report

RB Rico Dowdle is signing with the Panthers, per @mike_e_kaye

The Eagles are signing former Packers RB AJ Dillon, per @Schultz_Report