SwissSys Version History

This page documents the evolution of SwissSys software through its major and minor releases.

Version 11.x Series

Version 11.71 (May 10, 2025)

• Fixed bug in tournament report related to updated installer package.

Version 11.70 (May 5, 2025)

• Converted to ChessRoster branding.
• Removed outdated charts from stats view.
• Enhancements to installer and updater functionality.

Version 11.63 (April 1, 2025)

• Fixed issue where pairings could fail with a range error when awarding a bye in late rounds of a very small section.
• Fixed Buchholtz Cut-1 and Cut-2 tiebreaks to properly compensate for games unavailable to play.

Version 11.62 (March 2, 2025)

• Fixed sorting of teams for pairings in fixed-roster pairings by game points.
• Revised synching of team and individual results to allow for easier editing of game points.

Version 11.61 (February 1, 2025)

• Fixed issue where switching quads to Crenshaw tables after initializing them as Berger caused some players to get 3 blacks.
• Fixed option to use a custom bye message not being set at startup.
• Fixed inconsistent updates of fixed-roster results that led to sub-optimal pairings.
• Fixed option to randomize equally rated players not working after making a change to a rating.
• Fixed average opponent rating tiebreak with no drop of lows to exclude unrated players from the average.

Version 11.6 (January 8, 2025)

• New: Plus-2 pairings for team tournaments can now be set to plus-2, minus-2, or both.
• New: More flexibility in the pair chart for adjusting round robin pairings.
• Fixed issue where ignoring a notification of editing errors canceled pairings instead of ignoring the issue.

Version 11.59 (December 4, 2024)

• Added a feature to clear player ratings.
• Fixed pairing fixed-roster teams by game points rather than match points.

Version 11.58 (November 4, 2024)

• Fixed Fide-Only version to force Fide default mode as required.
• Made name format for club list imports more consistent.
• Added browse button to tournament setup dialog.
• Fixed rating formula choice reset under certain conditions.

Version 11.57 (October 24, 2024)

• Fixed NACH report to list round robin pairings based on the actual Crenshaw table setting used.
• Fixed "Set typical USCF tiebreaks" option to use modified median rather than median.
• Fixed issue with FIDE rating report generating improper WDL characters for games flagged as too fast to rate.

Version 11.56 (October 1, 2024)

• Fixed player titles making alphabetical listings out of order.
• Added encoding of original colors of forfeited games with the file.
• Fixed "Setting typical USCF tiebreaks" loading incorrect tiebreak strings.

Version 11.55 (September 9, 2024)

• Added player titles to Events page reports.
• Fixed disabled option to display class in standings report.
• Fixed renumbering boards in the pair chart skipping a board if black player had a reserved board.

Version 11.54 (August 21, 2024)

• New: Support for all the expanded FIDE tiebreak systems.
• New: Ability to display prizes for all sections at once.
• Reduced restrictions on characters that can be used in section names and tournament titles.
• Enhanced Chess.com imports to allow for blank lines and misplaced tiebreak columns.
• Fixed board numbers reset for forced pairings in the pairings setup dialog when AutoSave was turned on.
• Added bye message to NAChess report.

Version 11.53 (May 23, 2024)

• Fixed club list not importing birthdate.
• Added support for different Windows taskbar locations to avoid small main window.

Version 11.52 (April 2, 2024)

• Added zebra striping option for the screen view of wall chart and standings.
• Fixed multi-view pairings board numbers not being refreshed consistently.
• Fixed Html table width setting of Auto not being remembered.
• Fixed Save As selection not presenting a save dialog on some systems.

Version 11.51 (March 14, 2024)

• Fixed forced pairings and byes selected in the pairings setup dialog getting cleared.

Version 11.5 (March 7, 2024)

• Added warnings when saving files to OneDrive or DropBox.
• Added a check on corrupted data that caused a range check error upon startup.
• Fixed fixed-roster pairings changing from the initial pairings when seating players by table.
• Fixed fixed-roster columns not staying hidden when requested.

Version 11.49 (February 1, 2024)

• Fixed zero-point byes not being imported when registering players one-at-a-time from a custom database.
• Fixed Move player dialog not sorted alphabetically.
• Improved initial directory setting for file open operations.
• New feature: User-set labeling for Age/Grade column.

Version 11.48 (January 1, 2024)

• Fixed accelerated pairings not removing byes before setting pairing groups.
• Fixed saving immediately after deleting a player causing the deletion to be forgotten.
• Fixed problem with modal window sometimes disappearing behind another window.
• New feature: Added straight median tiebreak and revised default USCF tiebreaks.
• New feature: Allow merging between rounds.

Version 11.47 (November 25, 2023)

• Fixed Berger round robin table setting getting reset to Crenshaw.
• Fixed NACH web report creator omitting prizes.
• Added feature to allow for adjusting the screen height when maximized.

Version 11.46 (November 13, 2023)

• Important fix: Blitz results entered in double-entry mode now update player scores immediately.
• Fixed database not automatically initializing upon a call to import players from a text list of ID numbers.
• Fixed exporting to html with CSS ignoring the font size when auto-sizing of the table was not selected.

Version 11.45 (November 3, 2023)

• Fixed two tiebreak order issues for the Events page.
• Charts now update immediately after using the roster to make changes.
• Fixed task launcher freezing when long filenames were the same when abbreviated.

Version 11.44 (October 21, 2023)

• Improved board order to ensure higher rated players are not moved down.
• Fixed form size issue for pair chart.
• Fixed original tournament title not being retained when importing a section from another tournament.
• Fixed fixed-roster web reports skipping the individual listing when created in team mode.

Version 11.43 (August 10, 2023)

• Fixed alphabetical pairings for blitz style not showing board numbers.
• Fixed forfeited results in blitz style DoubleEntryMode not being displayed correctly.

Version 11.42 (July 15, 2023)

• Fixed automatic backup saves mistakenly flagging the tournament as officially saved.
• Fixed NACH reporting of double round robins.
• Fixed Dump to Excel being greyed out until first round pairings were made.

Version 11.41 (June 28, 2023)

• Fixed reserve byes not being reset under FIDE pairings, which could cause pairings to abort (Versions 11.36-11.4).
• Fixed uploads of SwissSys files to NACH.

Version 11.4 (June 25, 2023)

• Back by popular demand: Enter both results in double-blitz style with a single click.
• NACH hub improvement: Upload SwissSys file with the report.
• Fixed standings not showing "H" for reserved half point byes in rounds not yet played.
• Fixed renaming sections from the Tournament Setup dialog changing the display but not the listing in memory.
• Fixed overriding the FIDE accelerated pairings rule being ignored.

Version 11.3x Series

Version 11.36 (May 28, 2023)

• Fixed renaming from the Tournament Setup dialog renaming the wrong section.
• Fixed range check error when opening the program with 6 tiebreaks set.
• Fixed two issues with uploads to the NACH hub.
• Fixed "Delete All" option only deleting the first player listed after a double forfeit.
• Fixed reload of player info from Tinker dialog not updating blank expiration dates.
• Fixed deleting players before the start of the tournament causing a range check error.

Version 11.35 (May 15, 2023)

• Important: Fixed load of settings failing if the maximum of 6 tiebreak choices was set.
• Fixed USCF rating report in standings order listing forfeited opponents incorrectly.
• Fixed player place in the standings being incorrectly indexed for the NACH report.

Version 11.34 (May 1, 2023)

• Fixed reading ChessHub files in version 10 format.

Version 11.33 (April 24, 2023)

• Updated contact information with change to new SwissSys host.

Version 11.32 (April 17, 2023)

• Fixed pairing logic failing if one of the sections was not legally pairable.
• Improved flow with default folder option - Choice of last-used or current tournament folder.
• Fixed including pairing information with emails not listing the board numbers.
• Added support for DGT format of PGN game headers.

Version 11.31 (November 22, 2023)

• Added check on name length for Fide pairings.
• Fixed updating ratings from custom databases failing if a player had no ID number.
• Added save backups every time pairings are made.
• Important: Fixed "Access Error" when switching sections in pair chart.

Version 11.3 (March 5, 2023)

• Important fix for fixed-roster events: Switching teams in the pair chart now updates the individual opponents.
• Fixed the reported count of available players being off.

Version 11.2x Series

Version 11.27 (February 17, 2023)

• Fixed duplicating a player after the tournament has begun inserting them into the new pair chart mistakenly.
• Fixed using the undo menu after a change to a fixed-roster result in the Results Editor mixing up teams and players in the wall chart.
• Fixed updating player data from database failing to update some data.

Version 11.26 (February 1, 2023)

• Fixed cancelling a registration leading to other players being duplicated.

Version 11.25 (January 29, 2023)

• Fixed mixing round robin and Swiss leading to failure to exit a section.
• Fixed timing and memory overwrite issue: Backups are no longer saved automatically after certain operations.
• Improved check on duplicate players when loading a club list.
• Fixed individual-team ratings being listed incorrectly on the Events page.

Version 11.24 (January 17, 2023)

• Made titles case insensitive for ranking purposes.
• Combined view can now combine sections despite presence of unfinished rounds.
• Fixed Bucholtz Cut tiebreaks not compensating correctly for unplayed games.
• Fixed range error withdrawing players when the option to clear reserved byes was disabled.

Version 11.23 (December 18, 2022)

• Fixed loading from USCF database altering the class indication.
• Fixed naming of sections after cloning a tournament not being consistent.
• Fixed exporting pair chart to html not saving text with expected utf-8 encoding.
• Fixed refreshing the combined sections view appending players rather than overwriting.
• Fixed cloning a tournament and clearing old players giving an access error when switching sections.
• Fixed club lists being expanded unnecessarily when they were updated.
• Fixed Events page Master List omitting some fields.

Version 11.22 (November 26, 2022)

• New feature: Option to save to older .tmt file with all sections saved at once for backwards compatibility.
• New feature: Check on provisional rating added for Update Ratings from Database command.
• Fixed editing of Registration list not pulling up the selected players or duplicating the player.
• Fixed alphabetical pairings for round robins failing for a round with an odd number of players.
• Fixed cancellation of tiebreak changes being ignored.

Version 11.21 (November 10, 2022)

• Fixed problem reading archived files from version 6 and older.
• Fixed writing to dtf with round-by-round results included truncating the final result character.
• Fixed missing flag to mark pre-merge sections as non FIDE-rateable.

Version 11.2 (October 27, 2022)

• Fixed reload of provisional ratings listing a "p" that was flagged as an invalid rating.
• Fixed Quebec numeric format and ANSI-formatted names causing FIDE pairings to abort.
• New Features:
  • Added edit capability to the Tournament-at-a-Glance dialog.
  • Option to use ID2 and Rating2 in rating reports.
  • Option to include the Rating2 in the standings listing.
  • Improved naming convention for backup files.
  • Fixed-roster board orders are now updated automatically when a new player is added.
  • Added contact information to prize reports.

Version 11.1x Series

Version 11.18 (October 12, 2022)

• Fixed head-to-head tiebreak for round robins.
• Fixed team pairings for current section not listing board numbers.

Version 11.17 (October 6, 2022)

• Fixed option to toggle backup saving getting reset automatically.
• Fixed reading version 10 format files not loading all teams.

Version 11.16 (September 28, 2022)

• Fixed rating formula not being remembered.
• Fixed ratings not updating immediately after a rating formula change.
• Added rating ranges to prize setup printout.
• Fixed toggling team-based mode in version 11.15.

Version 11.15 (September 25, 2022)

• Fixed pair chart incorrectly flagging some players as having byes.
• Fixed class trophy prizes being listed twice.
• Added more helpful error messages.
• Changed automatic backups to save only from the main view.

Version 11.13 (September 19, 2022)

• Added more helpful error when attempting to use an out-of-date database index file.
• Fixed changing round robin to Swiss format not clearing board assignments.
• Fixed ladder rankings not being saved to new file format properly.

Version 11.12 (September 1, 2022)

• New feature: FTP uploads
• Fixed merges needing a check on duplicate section names and updating of user-set merged file names.

Version 11.11 (August 26, 2022)

• Fixed USCF Rating report for blitz style not doubling the number of rounds.
• Fixed spaced round robin blitz format causing range check error and failing to pair.

Version 11.1 (August 17, 2022)

• Important: Fixed issue in FIDE mode where a second full point bye could be assigned after a reload of the file.
• Fixed web report omitting columns if the current section didn't need them.