Competition Archive (2014-2025)
Complete archive of all ICCRL competitions and special events since our founding in 2014. Click on any event to view detailed results, standings, and downloadable PGN files.
2025 Competitions
Winter Rapid Championship 2025
December 1 - December 20, 2025Winner: Stockfish 17.1 | Participants: 138 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2025
June 15 - July 15, 2025Winner: Stockfish 17.1 | Participants: 142 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2024 Competitions
Winter Rapid Championship 2024
December 1 - December 20, 2024Winner: Gillespie 7.2.0 64-bit 4CPU | Participants: 134 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2024
June 15 - July 15, 2024Winner: PlentyChess 7.0.0 | Participants: 138 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2023 Competitions
Winter Rapid Championship 2023
December 1 - December 20, 2023Winner: Stockfish 15 | Participants: 124 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2023
June - July 2023Winner: Stockfish 15 | Participants: 128 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2022 Competitions
Winter Rapid Championship 2022
December 1 - December 20, 2022Winner: Caissa 1.24 | Participants: 114 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2022
June - July 2022Winner: Torch v4 | Participants: 118 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2021 Competitions
Winter Rapid Championship 2021
December 1 - December 20, 2021Winner: PlentyChess 7.0.0 | Participants: 102 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2021
June - July 2021Winner: Horsie 1.1 | Participants: 106 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2020 Competitions
Winter Rapid Championship 2020
December 1 - December 20, 2020Winner: Stockfish 12 | Participants: 92 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2020
June - July 2020Winner: Berserk 13 | Participants: 98 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2019 Competitions
Winter Rapid Championship 2019
December 1 - December 20, 2019Winner: Stockfish 11 | Participants: 78 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2019
June - July 2019Winner: Caissa 1.24 | Participants: 84 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2018 Competitions
Winter Rapid Championship 2018
December 1 - December 20, 2018Winner: Caissa 1.24 | Participants: 70 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2018
June - July 2018Winner: Integral v7 | Participants: 76 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2017 Competitions
Winter Rapid Championship 2017
December 1 - December 20, 2017Winner: Integral v7 | Participants: 62 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2017
June - July 2017Winner: Reckless 0.3 | Participants: 68 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2016 Competitions
Winter Rapid Championship 2016
December 1 - December 20, 2016Winner: Berserk 13 | Participants: 52 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2016
June - July 2016Winner: PlentyChess 7.0.0 | Participants: 58 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2015 Competitions
Winter Rapid Championship 2015
December 1 - December 20, 2015Winner: Clover 9.1 | Participants: 42 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2015
June - July 2015Winner: Reckless 0.3 | Participants: 48 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →2014 Competitions
🏆 ICCRL Founding Year
The International Computer Chess Rating List was established in 2014 with the goal of providing objective, scientific ratings for computer chess engines worldwide.
Winter Rapid Championship 2014
December 1 - December 20, 2014Winner: Torch v4 | Participants: 32 engines | Time Control: 15 min + 10 sec increment (Rapid)
View Results →Summer Blitz Championship 2014
June - July 2014Winner: Torch v4 | Participants: 38 engines | Time Control: 3 min + 2 sec increment (Blitz)
View Results →Historical Statistics (2014-2025)
Total Competitions
| Blitz Championships: | 12 |
| Rapid Championships: | 12 |
| Total Events: | 24 |
Most Successful Engines
| Stockfish (all versions): | 6 wins |
| Caissa 1.24: | 3 wins |
| PlentyChess 7.0.0: | 3 wins |
| Torch v4: | 3 wins |
Participation Growth
| 2014 Average: | 35 engines |
| 2025 Average: | 140 engines |
Competition Format History
Since 2014, ICCRL has maintained a consistent two-competition annual format:
- Summer Blitz Championships: Fast-paced competition (3 min + 2 sec) held every June-July
- Winter Rapid Championships: Longer time control (15 min + 10 sec) held every December (early winter)
Note: Complete PGN archives and detailed statistical analysis are available for all competitions. For data requests or historical inquiries, contact archive@iccrl.org