2.11

• Strip utm_internal

2.10

• Strip utm_id
• Strip 'cvid' and 'oicd' (#58)
• Strip utm_klaviyo_id (#64)

2.9

• Stop stripping linkid tokens (#46)

2.8

• Strip linkid and rb_clickid (#44)
• Strip soc_src and soc_trk
• Strip the stm_ variants of the utm_ parameters (#43)

2.7

• Strip Wicked Reports tracking tokens (#39)
• Strip Olytics tracking tokens (#41)
• ES2015 update (#41)

2.6

• Strip Hubspot (_hsenc, _hsmi), Instagram (igshid), OpenStat (_openstat), and Yahoo! (yclid) parameters

2.5

• Strip utm_social and utm_social-type parameters

2.4

• Improved regular expression code
• Strip known query string parameters with empty values (#26)
• Strip ICID parameter (#20)
• Strip MailChimp (mc_cid and mc_eid) parameters (#12)

2.3

• Strip utm_referrer (#23)
• Strip mkt_tok (#24)

2.2

This version now also strips Facebook and Google click tracking identifiers (fbclid and gclid).