Codon usage across all organisms. It includes not only fully sequenced genomes but also species for which up to 1 single sequence is available for calculations.
A Danish database indicating origin/terminus of replication, G+C content, sigma factors, repeats, chromosome coiling, etc)
A widely-used free software to determine replication origin and terminus based on GC and AT skews.
This site is focussed on Oligonucleotide usage. Several tools, graphic representations and downloadable data related to oligonucleotide frecuency of sequenced prokaryotes is available.
Tandem Repeats finder in sequenced bacterial genomes and sequences from the user