- Fixed the date on the previous verions link default tip 2012-08-20, by Ryosuke Niwa
- Disallow nested transactions as we have previously discussed 2012-08-20, by Ryosuke Niwa
- Update the description in the example for section 2.2.1 2012-07-22, by Ryosuke Niwa
- Fix typos. UndoManager.transact() should take DOMTransaction and the example in section 2.2.1 should have =false on contenteditable attribute, not undoscope attribute 2012-07-22, by Ryosuke Niwa
- Update the date. 2012-07-04, by Ryosuke Niwa
- Add an example to 2.2.1 suggested by Caio Marcelo de Oliveira Filho 2012-07-04, by Ryosuke Niwa
- Revise section 2.1.1 per Rakesh Chaitanya KN's post 2012-07-04, by Ryosuke Niwa
- Add Caio Marcelo de Oliveira Filho to the list of acknowledgements 2012-07-04, by Ryosuke Niwa
- Fix typos per Caio Marcelo de Oliveira Filho's comment. 2012-07-04, by Ryosuke Niwa
- Update the date. 2012-06-08, by Ryosuke Niwa
- Fix another typo. undoManager.item() should return the entry when 0 <= n < length, not when n is length. 2012-06-08, by Ryosuke Niwa
- Fix a typo in the definition of undoManager.transact. We insert a new entry in the undo transaction history only if merge is set to false, not true. 2012-06-08, by Ryosuke Niwa
- Add the missing link to http://rniwa.com/editing/undomanager-2011-12-05.html 2012-05-30, by Ryosuke Niwa
- Introduce the concept to disconnect an undo manager to replace the concept of destroying an undo manager per Olli's comment. 2012-05-29, by Ryosuke Niwa
- Add the forgotten undomanager.html change 2012-05-29, by Ryosuke Niwa
- Fix a bug in the example for explianing automatic DOM transactions ignores DOM changes made 2012-05-29, by Ryosuke Niwa
- Revise the way an entry (a.k.a. "transaction group") in the undo transaction history is added. 2012-05-29, by Ryosuke Niwa
- Changed the latest version's URL to http://dvcs.w3.org/hg/undomanager/raw-file/tip/undomanager.html. 2012-05-29, by Ryosuke Niwa
- Remove references to transaction groups per Alex & Olli's comments. 2012-05-29, by Ryosuke Niwa
- Update dates 2012-03-27, by Ryosuke Niwa
- Import files from https://github.com/rniwa/undomanager/commit/a2fb3b2096105bb0506f41edddde0e155a14ba4b 2012-03-27, by Ryosuke Niwa