There are 23 collections in the database:
- Alternating sign matrices
- Binary trees
- Binary words
- Cores
- Decorated permutations
- Dyck paths
- Finite Cartan types
- Gelfand-Tsetlin patterns
- Graphs
- Integer compositions
- Integer partitions
- Lattices
- Ordered trees
- Parking functions
- Perfect matchings
- Permutations
- Plane partitions
- Posets
- Semistandard tableaux
- Set partitions
- Signed permutations
- Skew partitions
- Standard tableaux