150+ project management and productivity improvement resources

Here is an exhaustive list of more than 150 project and productivty management tools. Most of these resources are Open source and are offered free of cost. Go ahead give it a try.

They will surely save a lot of your time:

30boxes - Manage & share calendar
88miles - Track & manage time
99moments - Collaborate on & share a timeline of events & experiences
Abiword - Web-based word processing (download)
Acuityscheduling - Manage your time
Ajax13 - Create, edit & share your presentations
Ajax-s - Compile & share presentations
Ajaxxls - Spreadsheet in Ajax
Approver - Share & work on documents online
Authorstream - Create, edit & share your presentations
Avvenu - Remote access to your computer
Beamfile - Email big files
Bigcontacts - Upload, annotate & share your contacts
Bitbomb - Web2SMSs reminders
Bittorrent - Share files & bandwidth
Blablalist - Manage tasks
Blueform - Design your forms
Bluesmiley - Manage your online life
Boxed* - Build calendars out of all sorts of online sources
Brinkpad - Create, edit & share your presentations
Buddyping - Find friends & events locally (map mash-up)
Calc5 - Online calculator
Calcoolate - Online calculator
Calcr - Online calculator
Calendarhub - Create & share calendars
Calgoo - Online & offline calendar
Civilnetizen - File swapping
Clipclip - Make & share notes
Confirmeo - Check if your emails are read
Contactoffice* - Virtual office (Belgian)
Contactsclinic - Keep your Outlook contact data updated (Client)
Decilogratis - Publish and share (lists of) words
Diarised - Manage your time
Dictionary - Write & share anything
Dimdim - Create, edit & share your presentations
Dliveo - Send & track email, any size
Ebiwrite - Process & share word documents
Editgrid - Collaborate on spreadsheets
Eformcreator~ - Form editor
Ehusbook - Turn Word into Publisher
Emoze - Mobile email and PIM data
Empressr - Create, share & store presentations
Epointment~ - Schedule meetings online
Eventful - Create & share events
Eventicus - Create & share events
Eventsniper - Mix your event calendar with feeds
Eventstack - Publish, promote & manage events
Evernote - Create, organize & find notes (client)
Famundo - Schedule your family & organization
Fckeditor - web-based word processor
Femo - Tag & share memos online
Fleck - Annotate web pages (& share your notes thru email)
Flowchart* - Create & share flowcharts
Formassembly - Create, host & manage forms
Formassembly - Design your forms
Formdesk - Design your forms
Formlogix - Create forms online
Freeonlinecalenderpdf - Calendar2PDF
Frevvo - Design your forms
Fuser - Fuse all email and social media messages in 1 page
Futureme - Remind yourself by future email
Getmyvcard - Share your vCard anywhere
Gnumeric - Spreadsheet online
Gobby - Edit texts together
Goffice - web-based word processing
Googlecalendar - Create & share events
Googlenotebook - Compile & share notes online
Goovite - Invite people
Greendoc - Process & share word documents
Hassleme - Remind yourself of everything
Helipad - Web note pad
Hipcal - Manage & share calendar & to do lists
Hyperoffice - Manage your contacts
Icalshare - Create, share & manage your schedule
Icebrrg - Build & publish forms online
Ifreebusy - Publish & share your calendar
Ijot - Write, manage, publish share text files
Ilovejackdaniels - Check text readability
Inetword - web-based word processing
Instacalc - Online calculator
Involver - Publish, explore & share events
Ipolipo - Schedule meetings & events
Irows - web-based spreadsheet
Joesgoals - Manage & share your tasks

Get the complete list here