Barca paid 31 million euros ($36.7 million) to Braga a year ago but his campaign was marred by niggling injury and he appeared only intermittently.
The 30-year-old spent nine years at Chelsea, but struggled to get into the team in recent seasons.
The 20-year-old Gilmour, named man of the match on his competitive debut for Scotland in a 0-0 draw with England, was competing for playing time at European champion Chelsea.
The club said in a brief statement that the signing was "subject to contractual terms and a medical, which will be completed after Jadon’s involvement in the UEFA European Championship".
Gaonkar has been with Vasco FC for the last four years and has represented the state in U-20 tournaments.
Kobel will be expected to become Dortmund’s No. 1 ahead of Marwin Hitz, who last season beat out Roman Burki for the starting job.
Barcelona have signed Argentina forward Sergio Aguero on a deal until 2023, the Catalan giants announced on Monday.
The 23-year-old Englishman signed a four-year deal with the German champions, the team said Thursday.
City are reported to be interested in signing the 27-year-old, but Spurs will not let their talisman go without a fight, especially as he is under contract for the next three years.
The 21-year-old Panwar, who joined the club in 2019, was a regular in the first team at left-back in the 2019-20 season, but saw limited game time in the last Indian Super League campaign.
The announcement came two days after Bayern signed French defender Dayot Upamecano from Leipzig on a five-year contract.
While the lack of fit legs was seen in all positions, clubs were keener to bolster their attack.
Ajax said that the 26-year-old Ivory Coast international will sign a contract until June 30, 2025.
The 18-year-old, who played regularly in Atalanta's youth ranks, made a total of five senior appearances for the Italian club and scored one goal.
With two weeks left in European soccer's summer transfer window it cannot close quickly enough for those teams desperate to keep their best players.