| B&R | 4 | 52 |
| B&R Automation | 1 | 1 |
| B&R Industrial Automation | 4 | 12 |
| B-e-soft | 3 | 3 |
| B-elektro | 1 | 2 |
| B. Braun | 1 | 1 |
| B. Braun | 1 | 1 |
| B. Braun Melsungen AG | 4 | 36 |
| B0zz And Chris Vincent | 1 | 6 |
| B1 | 1 | 1 |
| B1g | 2 | 4 |
| B21soft | 2 | 2 |
| B2evolution | 3 | 29 |
| B2x Project | 1 | 1 |
| B3log | 3 | 32 |
| BBS E-Theme | 1 | 1 |
| BDCOM | 1 | 1 |
| BEAppsMobile | 1 | 2 |
| BG-TEK | 1 | 1 |
| BIG-IP | 2 | 44 |
| BItdefender | 1 | 1 |
| BItdefenderd | 1 | 3 |
| BKG | 1 | 1 |
| BMA | 1 | 1 |
| BMC | 1 | 3 |
| BMC Medical | 1 | 1 |
| BOINC | 1 | 1 |
| BOOK WALKER Co.,Ltd. | 2 | 3 |
| BRANDbrilliance | 1 | 1 |
| BROTHER INDUSTRIES, LTD. | 2 | 2 |
| BSD | 2 | 2 |
| BUFFALO INC. | 17 | 44 |
| BUTTERFLY BUTTON PROJECT | 1 | 1 |
| BVRP Software | 1 | 3 |
| Baal Systems | 1 | 1 |
| Baalasp | 2 | 3 |
| Baalsystems | 2 | 2 |
| Baardsen Software | 1 | 1 |
| Bab-technologie | 1 | 7 |
| Babbleboard | 1 | 2 |
| Babe Logger | 1 | 1 |
| Babel | 1 | 2 |
| Baby Care System Project | 1 | 21 |
| Baby Katie Media | 2 | 2 |
| Baby Stomach Surgery Project | 1 | 1 |
| Babybus | 1 | 1 |
| Babydays | 1 | 1 |
| Babygekko | 2 | 6 |
| Babylon | 1 | 1 |
| Babyphonemobile | 1 | 1 |
| Bachmann Electronic, GmbH | 20 | 20 |
| Bachmann Visutec GmbH | 1 | 2 |
| Back-end | 1 | 4 |
| Backblaze | 3 | 4 |
| Backbone-query-parameters Project | 1 | 1 |
| Backbox | 1 | 1 |
| Backclick | 1 | 10 |
| Backdropcms | 3 | 18 |
| Backgroundcheckprotool | 1 | 1 |
| Backintime Project | 1 | 3 |
| Backlinkspider | 1 | 1 |
| Backpackforlaravel | 1 | 1 |
| Backup-agoddard Project | 1 | 1 |
| Backup-guard | 1 | 1 |
| BackupGuard | 1 | 1 |
| Backup Checksum Project | 1 | 1 |
| Backup Manager | 1 | 5 |
| Backupbliss | 1 | 1 |
| Backweb | 1 | 1 |
| Backweb Technologies | 2 | 2 |
| Backwpup | 1 | 2 |
| Bacnet Protocol Stack Project | 1 | 2 |
| Baconmap | 1 | 2 |
| Bacula | 2 | 6 |
| Bad Behavior Project | 1 | 2 |
| Badblue | 1 | 24 |
| Badminton Center Management System Project | 1 | 21 |
| Badongo | 2 | 3 |
| Bag | 1 | 1 |
| Bagesoft | 1 | 7 |
| Bahamut | 1 | 2 |
| Baicells | 11 | 13 |
| Baicloud-cms Project | 1 | 2 |
| Baidu | 14 | 16 |
| Baidu Japan Inc. | 1 | 1 |
| Baidu, Inc. | 1 | 1 |
| Baiduwenkuspider Flaskweb Project | 1 | 1 |
| Baigo | 2 | 6 |
| Baijiacms Project | 1 | 11 |
| Bainternet | 1 | 2 |
| Bajie | 1 | 6 |
| Bakbone | 2 | 6 |
| Baker Hughes - Bently Nevada | 1 | 3 |
| Bakerhughes | 4 | 8 |
| Bakeshop Inventory System Project | 1 | 1 |
| Bakeshop Online Ordering System Project | 1 | 1 |
| Bala Krishna, Sergey Yakovlev | 1 | 2 |
| Balabit | 3 | 8 |
| Balanced | 1 | 2 |
| Balasaheb Bhise | 1 | 1 |
