From Chessprogramming wiki
Revision as of 22:41, 9 March 2020 by GerdIsenberg (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

Home * Engines * Jumbo

Jumbo on rails [1]

Jumbo, (Jumbo Twins)
a family Chess Engine Communication Protocol aka WinBoard compliant chess engines by Sven Schüle, first released in September 2016 as 32-bit binary running under Windows. Based on a mailbox board representation, Jumbo applies PVS with transposition table, recursive null move, and IID along with a minimalistic evaluation considering material, PST, mobility, passed pawns, and weak pawns [2].

Jumbo Twins

Jumbo in Advertisement [3]

Jumbo 0.5.3, released in September 2017 comes with an additional, conditional compiled bitboard representation, both are built from the same source tree as 32-bit and 64-bit programs [4].

See also

Forum Posts





External Links

Chess Engine


jambo - Wiktionary
jumbe - Wiktionary


  1. Jumbo on rails (actually it is Tuffi on skates), Graffiti by Marko Leckzut alias ZS at Clausenbrücke, former railway Nordbahntrasse, today spectacular bikeway, Wuppertal, Germany, Photo by Gerd Isenberg, September 23, 2016, see also Termine Kunst & Kultur - Nordbahntrasse (German), Clausenbrücke nicht mehr hässlich | Wuppertalbewegung, Mai 09, 2014 (German)
  2. The Jumbo Twins (WinBoard Chess Engine Family)
  3. Advertisement for Sterling's baking powder with Jumbo, the Elephant, 19th century, in Jan Bondeson (2008). Animal Freaks. Paperback, Category:Jumbo - Wikimedia Commons
  4. Jumbo 0.5.3 - Birth of the Jumbo Twins by Sven Schüle, CCC, September 25, 2017

Up one Level