Free, open-source tools for bridge players and teachers. Every one runs in your browser with nothing to install — and every one is also a command-line program, if you would rather have it on your own machine.

Board 1Dealer N · None vul
NORTH
♠ AK7
♥ Q104
♦ KJ3
♣ 8642
SOUTH
♠ QJ52
♥ AK9
♦ A874
♣ K9
PBN to PDF
Turn a PBN file into printable hand diagrams, declarer’s-plan worksheets and bidding sheets.
v0.18.0Runs offline
# strong NT opener
condition
  hcp(north) >= 15 and
  shape(north, any 4333)
produce 24
generated 24 in 0.4s
dealer3
Rust rebuild of the classic dealer.exe hand generator — runs its scripts, accepts its command line.
v1.0.0Runs offline
PDF Handouts
Merge PDFs and screenshots into a handout with custom headers and footers.
v1.0.0Runs offline
NT
N791168
S791168
E64274
W64274
bridge-solver
Fast double-dummy solver with par scoring, cardplay analysis and PBN processing.
v1.0.0Runs offline

Not a tool you can open — a component the tools build on.

♠ 7SECOND_HAND_LOW
♥ KCOVER_AN_HONOUR
♣ 4DUCK_TO_KEEP_ENTRY
bridge-rulebot
Deterministic rule-based cardplay bot with teachable reason codes — it says why it played the card.
No web UINo release yet