Mac Apps for Browsers
Top 3 Browsers Apps for Mac
More Browsers Apps for Mac

delicious2safari
Freeimports online bookmarks from del.icio.us to Safari
MacUnread -> Tabs
FreeAdds a contextual menu to webpages on vBulletin forums that lets you open all unread article links in new tabs, with a single click.
MacSearch Plus for Video (FireFox)
FreeSearch for video on the most popular search engines.
Mac
MYComics
Trial versionView, save & share your comic strips.
Mac
SafariSIA
Freesearch your favorite sites using Safari's address bar
MacMySpace Toolbar
FreeStay logged in and connected to your friends in Firefox.
MacMozilla Firefox Developer Edition
FreeGet the latest features, fast performance, and the development tools you need to build for the open web.
MacMT-NewsWatcher
PaidUsenet newsgroup client
MacSafariToHTML
FreeSafari bookmarks to browsable HTML files
MacNavigon Fresh
FreeNAVIGON Fresh: Still useful if you have the hardware
MacFlaex
FreeFlaex: Extract Flash Assets, If You Still Need To
Mac
WebDesktop
Freeoverlays functional web browser on desktop
MacCrossOver Chromium
FreeBrowse using Google Chrome's codebase before its out.
MacStartPage HTTPS Search for Safari
FreeAdd the privacy and security of StartPage Search to Apple Safari.
Mac
PageRank for Safari
FreeDisplay Google PageRank for current page.
MacRaindrop.io
FreeClip articles, photos, videos and pages from web and apps
Mac
SearchX
Paiddesktop search engine tool
MacStockLib DSC
FreeManage your free and purchased stock assets.
MacBookMacster
Trial versionMerge and manage bookmarks in browsers, Delicious, Pinboard, Google Bookmarks.
Mac
Optimal Access
FreeGroup and save tabs, built-in RSS Reader and Curation Folders.
MacSyndicate
FreeSafari extension that brings the RSS button back to the toolbar.
Mac
Playground
Trial versionMinimal browser for web developers that refreshes when project files are changed.
MacNewsMac
FreeAccess the news that matters to you.
MacTwipster
FreeSafari extension that makes Twitter.com simpler and more readable.
Mac