See n-in-a-row games.

• Coder: ypaul
• Renju at BoardGameGeek
• Renju at Wikipedia

An asymmetric five-in-a-row game: the first player may not create double open threes, double fours, or overlines. Competitive openings such as Taraguchi-10 and Soosõrv-8 are available.

See BoardGameGeek: Renju.

Competitive 10-move Taraguchi opening (taraguchi-10).

Soosõrv-8 opening (soosyrv-8).

Yamaguchi opening (yamaguchi).

RIF opening (rif).

Swap-2 colour-choice opening (swap-2).

Swap-5 opening (swap-5).

If the game fills or double-passes, a recorded tiebreaker player wins instead of a draw (pass).

• Current engine version: 20250311 (2025-03-11). On Abstract Play since 2024-04-20.
• Earlier engine 20240328; symmetry checks now use the centroid rather than the geometric centre.

• Restriction highlights can be hidden.

• https://boardgamegeek.com/boardgame/11930/renju