RStudio IDE Release History – Posit Support

As of the 2021.09.1+372 release, this page is no longer being updated. Instead, a complete copy of the RStudio IDE release notes can be found here.

September 27th, 2021 (2021.09.0, "Ghost Orchid")

Changed from semantic versioning to calendar based versioning
In an effort to help make the RStudio Team products more cohesive, logging has been changed significantly. For more information, see section 2 of the Admin Guide.
Load-balancing configuration is now automatic, stored in the internal database, and doesn't require editing config files. Added supporting rstudio-server list-nodes command to show users the node's status according to the database
Support username aliases, where two usernames map to the same uid
Add new Set Working Directory command to context menu for source files
Local background jobs can now be replayed
Make Cmd+Shift+0 the shortcut for restarting session on MacOS
RStudio addins installed within tools:::R_user_dir(<pkg>, "config") are now discovered by RStudio.
Many bug fixes
See the 2021.09.0 Release Notes for a full list of changes

June 1st, 2021 (1.4.1717-3, "Juliet Rose")

RStudio Server Pro is now RStudio Workbench, a name that better reflects its ability to work with multiple IDE and language platforms
VS Code support in RStudio Workbench has exited beta and gained support for developing Dash, Streamlit, and other interactive web content entirely in the browser
Support for Python gains several improvements, including code interruption, version display, installation discovery, publishing/knitting, and more
Support for the upcoming R 4.1.0 release, including the new |> pipe, \(x) function shorthand, and new graphics engineRStudio Desktop for macOS adds support for the Apple Silicon (aarch64) builds of R
New tools in the Environment pane for tracking R’s memory usage
Dozens of bugfixes and small improvements
See the 1.4.1717-3 Release Notes for a full list of changes

February 22nd, 2021 (1.4.1106-5, "Tiger Daylily")

Fixes for a few high-impact bugs, including an issue in which code can be executed out of order
Upgrade jQuery and Pandoc
See the 1.4.1106-5 Release Notes for a full list of changes

January 20th, 2021 (1.4.1103-4, "Wax Begonia")

A new visual editor for R Markdown documents
Improved support for Python, including an environment pane for Python and visualization of Python objects
Workbench productivity improvements, including a command palette and rainbow parentheses
A more configurable workspace with additional source columns and improved accessibility
Support for SAML and OpenID authentication, and experimental support for VS Code sessions, in RStudio Server Pro
Dozens of small improvements and bugfixes
See the 1.4.1103-4 Release Notes for a full list of changes

September 18th, 2020 (1.3.1093-1, "Apricot Nasturtium")

Fix an issue where launching many sessions simultaneously could cause a segfault
Fix an issue where invalid logging statements were not properly skipped in the Admin log page, causing a crash of the rserver-admin process
Fix session crashing on Windows desktop
Fix an issue where auth-none would not load sessions
Fix an issue where global replace gave unexpected results outside of a project
See the 1.3.1093-1 Release Notes for a full list of fixes.

August 11th, 2020 (1.3.1073-1, "Giant Goldenrod")

Fix issue where files could not be uploaded when using RStudio Server load balancing (Server Pro)
Add compatibility with R 4.1.0's graphics engine
Add support for running Slurm plugin in unprivileged Docker containers (Server Pro)
Fix issue where Slurm Launcher jobs could not be started on systems with root squash configured for the user home directory (Server Pro)
See the 1.3.1073-1 Release Notes for a full list of fixes.

July 15th, 2020 (1.3.1056-1, "Water Lily")

Allow projects to reopen after a crash
Fix saving projects in home directory when specified by UNC path
New server-project-sharing-root-dir option for project sharing outside home directories (Server Pro)
Update embedded nginx to 1.17.10 (Server Pro)
Many more bugfixes; see the 1.3.1056-1 Release Notes for a full list.

May 22nd, 2020 (1.3.959-1, "Middlemist Red")

Dramatically improved accessibility support, including support for screen readers, keyboard navigation improvements, focus indicators and contrast improvements, and more.
Real-time spellchecking with customizable dictionaries and inline correction suggestions.
Dozens of other productivity improvements, including auto-save, global search and replace, and Shiny background jobs.
All preferences and settings are now saved centrally in plain text files, and can be set by admins and backed up by users.
Compatibility with iPad OS 13 for RStudio Server.
RStudio Desktop Pro can now function as a client for RStudio Server Pro; access your server’s compute power and environments with the convenience of a windowed desktop application.

April 13th, 2020 (1.2.5042-1, "Double Marigold")

Fix a crash when debugging with R 4.0+
Fix a crash in rserver that sometimes occurs when a port proxy request fails to connect
Fix a display issue for configured Launcher session limits
Fix inability to select R version in Global Options and elsewhere
Fix failure to start R sessions when multiple values are present in www-frame-origin

December 17th, 2019 (1.2.5033-1, "Orange Blossom")

Add compatibility with recent versions of the shinytest package
Eliminate warnings when using _R_CHECK_LENGTH_1_CONDITION_
Set Server Name Indication (SNI) on outbound HTTPS requests for compatibility with TLS 1.3
Session configuration option to customize environment variables saved when session suspends
Add ability to configure Slurm command line tools location for the Slurm Launcher Plugin
Fix an issue where errors are ignored when validating the version of Slurm for the Slurm Launcher Plugin
See the 1.2.5033-1 Release Notes for a full list of fixes and features

November 1st, 2019 (1.2.5019-6, "Elderflower")

Add ability to specify multiple R versions with same path but differing labels
Adds better Session UI/UX including sorting, label viewing, and creation visibility
Respect user profile resource limits for local launcher R sessions
Fix plain serif/sans-serif font rendering on macOS Catalina
Fix incorrect memory.limit() result with R >= 3.6.0
See the 1.2.5019-6 Release Notes for a full list of fixes and features

September 17th, 2019 (1.2.5001-3)

Restore capability to use 32-bit R on Windows
Improve support for MacOS Catalina
Add support for Fedora 28 and RedHat Enterprise Linux 8
Server Pro: New Slurm plugin for the Job Launcher enables running R sessions and jobs on Slurm clusters
Server Pro: Support for starting and managing Jupyter sessions alongside R sessions
Server Pro: Overhaul of user dashboard for managing R sessions, Jupyter sessions, and jobs
See the 1.2.1578-4 Release Notes for a full list of fixes and features

April 8th, 2019 (1.2.1335-1)

Add new language integrations with SQL, Python, D3, and more
Integrated testing tools for Shiny and R code
Author, test, and publish Plumber APIs
Create PowerPoint presentations
Run R code in the background
Improved package and repo management tools
New rendering engine for RStudio Desktop improves visual quality, high DPI support, and web standards for HTML content
Server Pro: Overhauled multiple R version support with labels and scripting
Server Pro: Improve load balancing with hot config reload and password forwarding
Server Pro: New Job Launcher to launch R sessions and jobs on Kubernetes and other clusters
See the 1.2.1335-1 Release Notes for a full list of fixes and features

October 29th, 2018 (1.1.463)

Fix locale issues with MacOS Mojave (#3587)
Server Pro: Fix error when loading session on previously crashed server (Pro #619)

July 19th, 2018 (1.1.456)

Fix issues with RStudio bundled with Anaconda in Windows 10 build 1803+ (#2802)
Fix disconnects with latest version of Shiny, RStudio Server, and Firefox (#2940)
Fix paged table output R Notebooks with R 3.5.1 (#3163)
Fix republishing content from directories with very short names (#3168)

May 16th, 2018 (1.1.453)

Fix issue with R Notebook chunk output going to Viewer pane in R 3.5
Server Pro: update embedded nginx to 1.14.0

April 18th, 2018 (1.1.447)

Fix hang on Windows when .git directory is not hidden
Add compatibility with RTools 3.5

March 12th, 2018 (1.1.442)

Fix issue in which closing Shiny apps can crash RStudio Server
Fix errors when using non-default knit directory with R Markdown websites
Fix issue scrolling through more than 25 objects in the Connections pane
Fix errors when pressing F1 on help topic autocompletions
Server Pro: fix issue preventing users with spaces in passwords from logging into load-balanced servers

February 7th, 2018 (1.1.423)

Fix regression in 1.1.383 which caused link-based file locking to perform incorrectly on load-balanced RStudio Server Pro installations

January 24th, 2018 (1.1.419)

Fix regression in 1.1.414 which caused findVar errors to occur when using R5 reference classes

January 17th, 2018 (1.1.414)

Fix slow file dialogs on Linux
Fix slow file opens on Windows when using a network drive
Fix prompts and password entry in Subversion dialogs
Fix a handful of migration issues from RStudio 1.0
See the 1.1.414 Release Notes for a full list of bugfixes.

October 9th, 2017 (1.1.383)

New Connections tab for working with a wide variety of data sources
New Terminal tab for fluid shell interaction within the IDE
New view for the exploration of hierarchical / deeply-nested R objects
New flat, modern UI theme, with dark colors and Retina icons
Added option to specify the working directory when executing R Markdown chunks
Add support for creating new Git branches and setting upstream remotes
Server Pro: Add support for floating (lease-based) licenses
Server Pro: Add support for user-initiated session quit and force-terminate
Server Pro: Add support for admin-supplied notifications in R sessions
Server Pro: New session-timeout-kill-hours option to expire and cleanly remove old R sessions
See the v1.1.383 Release Notes for full details on all the changes.

July 20th, 2017 (1.0.153)

Fix for crashes in Pandoc on Ubuntu 16
Fix inability to open some text file types on macOS High Sierra beta
Fix missing output/issues pillbox on Windows Compile PDF output
Fix superflous warnings in install.packages
Fix blank data viewer issue affecting some Windows users
Show Python error stack traces (using reticulate)
Add .registration=TRUE to useDynLib when Rcpp >= 0.12.11
New binary release for users running Ubuntu 16+ and Debian 9+

April 19th, 2017 (1.0.143)

Support for debugging code in R 3.4.0
Support for graphical output in R 3.4.0
Fix bug in macOS 10.12.4 with input of extended characters
Fix bug causing R Notebook chunk temporary folder errors
Fix scroll jump when clicking on the Console pane in newer versions of Chrome
Fix errors when printing data frames containing dates
Environment pane support for reticulate objects
Server Pro: Fix issue with collaborative editing when owner’s session is suspended

December 21st, 2016 (1.0.136)

Improved sizing of htmlwidgets in R Notebooks
Add support for knitr code chunks defined in external .R files
Add support for JavaScript and CSS chunks
Add support for pre-rendered Shiny documents (shiny_prerendered)
Fix encoding of R_HOME, R_USER, and R_LIBS_USER on Windows
Server Pro: Add new www-frame-origin option for specifying framing permissions
Server Pro: Don’t require LDAP to support user enumeration when auth-required-user-group is set
See the 1.0.136 Release Notes for full details on all the changes.

November 1st, 2016 (1.0.44)

Authoring tools for R Notebooks.
Integrated support for the sparklyr package (R interface to Spark).
Enhanced data import tools based on the readr, readxl and haven packages.
Performance profiling via integration with the profvis package.
Authoring tools for R Markdown websites and the bookdown package.
See the v1.0.44 Release Notes for full details on all the changes.

July 18th, 2016 (0.99.903)

Compatibility with Rtools 3.4 (currently used in R-devel for Windows)
Server Pro: Fix for admin login as user with multiple sessions
Server Pro: Updated documentation on init systems

May 14th, 2016 (0.99.902)

Prevent autocompletion errors for functions with no "{" in body
Prompt to save untitled documents within external source windows
Prevent error when calling "View()" on data frames with large integers
Correct sizing for new R logo within Help pane
Fix for incorrect call to rstudio::writeDiagnostics function
Correct escaping for text in keyboard shortcut dialog
Improve check for tools::httpd function (compatibility with SVN source builds)
Server: Verify domain socket prior to session connections
Server Pro: Updated documentation for PAM sessions and file locking

April 18th, 2016 (0.99.896)

Enable support for RTools 3.3
Fix for autocompletions when certain packages are loaded
Eliminate false positive in diagnostics when using stand-alone braced expressions
Fix incorrect file mode when using navigateToFile from rstudioapi
C-f moves cursor forward in Emacs mode rather than opening seach
Fix unlinked breadcrumb links in Files pane when directories owned by root
Fix errors emitted from autocompletion system
Fix hang when autocomplete is invoked with many columns
Redo now works correctly when invoked from menu on Windows and Linux
Fix intermittent crash when invoking data viewer on a matrix
Hide R Markdown chunk toolbar when chunk lies inside a fold
Don't force IDE reload for project options
Server Pro: Fix login issues when local username capitalization doesn't match LDAP
Server Pro: Show correct username as owner in server homepage when project was shared by non-owner

March 18th, 2016 (0.99.893)

Fix problems with typing responsiveness in large source documents
Avoid error messages when getting help for S4 objects in global environment
Normalize editor newlines to prevent insertion of e.g. \r\n sequences
Prevent completion popup from displaying offscreen when cursor is near the far right edge of the screen.
Server Pro: Tolerate non-ACL'able subdirectories in shared projects.

March 4th, 2016 (0.99.892)

Fix problem with plot publishing introduced by rmarkdown v0.9.5
Various additions/corrections for Server Pro Admin Guide

February 25th, 2016 (0.99.891)

Fix crash that occurred in source files containing a single open parentheses
Server Pro: Fix for perpetual "project not found" error in shared projects

February 13th, 2016 (0.99.879)

Install htmltools as binary rather than source.

February 8th, 2016 (0.99.878)

Support for multiple source windows (tear editor tabs off main window).
Pane zooming for working distraction free within a single mode.
Editor and IDE keyboard shortcuts can now be customized.
New Emacs keybindings mode for the source editor.
Support for registering custom RStudio Addins.
R Markdown editing improvements including outline view and inline UI for chunk execution.
Support for parameterized R Markdown reports.
Various improvements to RStudio Server Pro including multiple concurrent R sessions, use of multiple R versions, and shared projects for collaboration.
See the v0.99.878 Release Notes for full details on all the changes.

December 30th, 2015 (0.99.491)

OS X: Enable WebGL rendering in Viewer pane
OS X: Enable WebKit developer tools by default
Windows: Update installer to NSIS 2.5

November 5th, 2015 (0.99.489)

OS X: Ensure that /Library/TeX/texbin is on the path (required for El Capitan)
Windows: Add company and version metadata to installer binary
Server Pro: Miscellaneous improvements to license manager

October 7th, 2015 (0.99.486)

Fix for print destinations being limited to PDF on Windows and Linux
Fix for crash when switching projects on OS X 10.11 El Capitan

September 9th, 2015 (0.99.484)

Improved auto-scrolling behavior for line-by-line code execution
Improved performance for enumeration of very large (>1000) libraries
Prevent exapansion of code folds when saving with stripped trailing whitespace
Completion: correctly extract function name for qualfied (e.g. '::') calls
When creating SSH key automatically create .ssh directory if it doesn't exit
R-devel: Compatibility with R graphics engine version 11
Windows: Ensure that HTTPS downloads work correctly in child R processes.
OS X: Prevent blinking edit menu when pressing Cmd+Z within text input
OS X: Use curl as download.file.method for R <= 3.2 (workaround libcurl 404 issue)
OS X: Fix issues correctly identifying R when multiple versions are installed
Server Pro: Ensure correct number of sessions is reported on Ubuntu 14.04
Server Pro: Use consistent scale for reporting global and per-user CPU utilization
Server Pro: Add file locking diagnostic utility for load balancing configuration

August 12th, 2015 (0.99.473)

Improved editor performance with large numbers of diagnostics
Server Pro: Fix issue that prevented application of memory limits > 1GB
Server Pro: Fix issue that prevented application of IP access rules

July 15th, 2015 (0.99.467)

Automatic configuration of secure (HTTPS) connections for CRAN mirrors.

July 1st, 2015 (0.99.451)

Fix for inability to launch more than one RStudio session on a Windows Terminal Server.
Protect against loading libraries for completions when they are being installed or updated
Fixed issue that prevented publishing notebooks compiled from R scripts to RPubs
Set longer request timeout on OS X desktop to prevent spurious error dialogs during long running system commands.
Only render plots using device pixel ratio (retina resolution) on OS X desktop
Prevent diagnostics from running on chunks with eval = FALSE or with non-R engines.
Fix issue that caused external help windows to sometimes have no content on Windows and Linux.

June 21st, 2015 (0.99.447)

Fix crash which could occur on OS X after opening PDFs from the Help pane.
Prevent error in data viewer when filtering with dplyr grouped tables.
Prevent error when creating new package based on existing source files.

June 16th, 2015 (0.99.446)

dev.new() now creates a new desktop graphics device (e.g. quartz) if the RStudio device is already active.
Respect existing values for RSTUDIO_PANDOC and RMARKDOWN_MATHJAX_PATH environment variables.
Use system.file() rather than .packages() to query for package availability.
Require that Rcpp be installed to do completion/diagnostics for sourceCpp()
Show error when attempting to insert a roxygen skeleton outside of a function definition.
Don't override Ctrl+Shift+E (expand to matching) on Windows and Linux
Debian/Ubuntu: add dependency on libedit2

June 11th, 2015 (0.99.442)

Fix crash which occurred when editing C++ files on RHEL/Fedora without the clang package installed.
Correct package name completion when multiple repositories are active.
Increase shinyapps upload limit to 1GB (was previously 100MB).

May 26th, 2015 (0.99.441)

Data viewer with support for large datasets, filtering, searching, and sorting.
Complete overhaul of R code completion with many new features and capabilities.
Source editor provides code diagnostics (errors, warnings, etc.) as you work.
User customizable code snippets / macros for automating common editing tasks.
C/C++ editing mode: completion, diagnostics, code navigation, find usages, and automatic indentation.
Source editor improvements including multiple cursors, tab re-ordering, and several new themes.
Enhanced Vim mode with visual block selection, macros, marks, and subset of : commands.
Updated UI rendering engine for improved overall responsiveness.

March 6th, 2015 (0.98.1103)

Ubuntu 14.10: Update AppArmor profile for UNIX domain sockets
Ubuntu 14.10: Set default LANG variable if not inherited
R 3.1.2: Don't use new tools::httpdPort API (only available in R 3.2)

February 6th, 2015 (0.98.1102)

Update to pandoc 1.13.1
Install rmarkdown and packrat from CRAN
Ensure that rmarkdown::render always runs in target file working directory
Improve startup time for packrat projects
R 3.2: Use new API for accessing tools::httpdPort
R 3.2: Support for Rtools 3.2
Fix for Windows crash when ESC key pressed at startup
Fix for installing packages when repos option is an unnamed vector

November 6th, 2014 (0.98.1091)

Prevent error messages during session termination
Server Pro: Update to nginx v1.6.2

October 30th, 2014 (0.98.1087)

OS X 10.10: Remove duplicated PATH entries
OS X 10.10: Eliminate additional checkbox animation in dialog boxes
OS X 10.10: Prevent extra line from being copied in Safari 8
Fix for intermittent R Pubs upload failures
Dynamic link to GCC C/C++ runtimes on Linux
Eliminate missing file warnings for RPM uninstall on RHEL 7
Server Pro: Prevent use of SSLv3 protocol

October 24th, 2014 (0.98.1083)

Compatibility with RHEL/CentOS 7
Update rmarkdown package to version 0.3.10
Fix OS X 10.10 Yosemite font rendering issues
Fix PDF viewer issue with reverse proxy and custom path

October 14th, 2014 (0.98.1074)

Updated rmarkdown package to version 0.3.8
Updated packrat package to version 0.4.1.8
Integrated support for publishing applications to shinyapps.io
Fix completion window dismissal issue in Ubuntu Chrome
Changes required to support Mac OS X 10.10 Yosemite:

Updated code signing method
Explicit PATH propagation for LaTeX / Pandoc
Fixed OS X command line tools detection

RStudio Server Pro:

Fix python egg cache issue with metrics script
Ensure helper processes run as server user and terminate with parent
Compatibility with SLES 11 SP1 and SP2

September 18th, 2014 (0.98.1062)

Update to MathJax 2.3.1
Fix for source editor clipboard operations not working in IE 10 and 11
Fix R 3.1.1 debugging crash which occurred during step into from top level context

September 9th, 2014 (0.98.1056)

Handle null source references during debugging
Unload packrat after startup packrat status check
Update to pandoc v1.12.4.2

September 2nd, 2014 (0.98.1049)

Remap magritter shortcut to Ctrl+Shift+M
Improved integration with OS X Spotlight search for .Rproj files
Fix issues with detecting packrat library changes on Windows
Fix incorrect roxygen tag completion (@concepts)
Miscellaneous fixes and improvements in rmarkdown package

August 14th, 2014 (0.98.1028)

Enable Packrat command even when package isn't yet installed
Update to new MathJax SSL URL
Enable history, zoom, and export for all Viewer pane hosted HTML
Add Viewer pane clear all command
Add API to maximize Viewer pane
Support for Slidy HTML presentations
Fix: Display of shiny sub-applications in R Markdown preview in pane

August 2nd, 2014 (0.98.994)

Viewer: History, Zoom, and Export commands for static HTML widgets
Publish to RPubs from Plots and Viewer panes
Keyboard shortcut (Shift+Alt+.) for magrittr pipe operator (%>%)
Enable package test command in both devtools and vanilla development modes
Always create new R script for Ctrl+Shift+N (rather than using the active file type)
Fix: Respect "whole word" setting in source editor replace operations
Fix: Eliminate leak in load balancing downstream handler
Fix: Display log entries with control characters in pro server admin

July 21st, 2014 (0.98.978)

Also look in the system PATH when detecting Rtools on Windows
Fix: Correct horizontal spacing for editor fonts on Linux
Fix: Use less bold font-face for proportional fonts on Ubuntu

July 16th, 2014 (0.98.977)

Option to preview R Markdown HTML in Viewer Pane
Resolved various R Markdown issues (see rmarkdown repo for details)
Integrated support for packrat in the Packages Pane
Fix: Respect YAML output options when compiling R notebooks
Fix: Preserve working directory when restarting R while not in a project
Fix: Handle Windows junctions (soft links) in the Files Pane
Fix: Correctly scale satellite windows in Windows high DPI mode
Fix: Don't remove /usr/[s]bin soft links during upgrades
Fix: Eliminate compiler errors when building on Ubuntu 14.04

June 29th, 2014 (0.98.953)

Fix editing performance issue for Rmd files (slower after repeated saves)
Improved handling of YAML front matter options in Rmd documents
Improved detection of default application for docx files on OS X

June 21st, 2014 (0.98.945)

Add keep_md option to RMarkdown formats

June 19th, 2014 (0.98.939)

Packages: Ensure that check package command is always available
Packages: clicking load/unload checkbox now works for symlinked package paths
Server: HTML escape all content included on server error pages

June 18th, 2014 (0.98.932)

Next generation of R Markdown based on pandoc
Interactive Documents (Shiny meets R Markdown)
Shareable notebooks from R scripts
Enhanced debugging tools including R 3.1 step into and finish loop/function
Editor enhancements including support for XML, YAML, SQL, Python, and shell scripts.
Integrated tools for Shiny development (run apps in the IDE; run/reload command)
Devtools mode for package development

April 25th, 2014 (0.98.507)

Mac: Detect R even if /usr/bin/R has been deleted
Mac: Disable spell checking in build preferences pane
Server: Prevent race condition in localhost proxy
Server: Specify correct content-type for admin pages
Server: Sync to changes in Google open-id endpoint

January 29th, 2014 (0.98.501)

Mac: Fix issue with pasting plots into Gmail by reverting previous change

January 27th, 2014 (0.98.497)

Fix build configuration issue

January 23rd, 2014 (0.98.495)

Windows/Linux: Fixed crash when navigating to external hyperlink from Help pane

January 19th, 2014 (0.98.493)

Block iframes with remote URLs rather than showing them in a new window
Mac: Open help PDFs using Preview
Mac: Don't convert to smart quotes in text fields
Mac: Multiple plots copied to clipboard now paste correctly into Mail
Mac: Set longer request timeout to prevent R session connection error dialog
Windows: Update PDF viewer to Sumatra PDF v2.4
Windows: Prevent lockup when previewing large R Presentations

December 12th, 2013 (0.98.490)

R 3.02 plots now correctly restore during session resume and build and reload
R 3.02 plots that occur in rapid sequence without rendering in the UI now work correctly
Prevent "parameter type mismatch" error when using manipulate
RStudio can now build on OS X Mavericks with the latest version of XCode
Support the AppNap API on OS X Mavericks to prevent CPU throttling when R is busy
Markdown: correctly base64 encode images with special characters in their paths
Read the Sweave template from the filesystem (resources/templates/sweave.Rnw)
Disable spell-checking in VCS commit message widget
R code automatic indentation now adapts to alternate indentations on subsequent lines
Execute multi-line statements even when line delimiter is plain \r
Add .travis.yml to the whitelist of hidden files displayed in the Files pane
Fix inability to change default working directory on Ubuntu 13.10
Various bug fixes for the Cocoa version of RStudio on OS X
Various bug fixes for the debugger and environment pane

December 2nd, 2013 (0.98.484)

Interactive debugger for R that is tightly integrated with base R debugging tools (browser, recover, etc.)
Numerous improvements to the Workspace pane (which is now called the Environment pane).
R Presentations for easy authoring of HTML5 presentations that include R code, output, and graphics.
Viewer pane for displaying local web content (e.g. graphical output from packages like googleVis).
Additional support for developing and running Shiny web applications.

May 11th, 2013 (0.97.551)

Treat objects of type data.table and cast_df as data
Don't use transparent background for plots

April 21st, 2013 (0.97.449)

R 3.0: Prevent error messages in console when using locator function
R 3.0: Prevent warning message when user package library already exists
R-devel: Treat Rtools 3.0 as compatible with R 3.1
Throttle checking for graphics changes (improve performance for rendering large plots)
Display row.names in data viewer (correct display of zoo and xts objects)
Don't execute quit filter when quit is called from a conditional block of a script
Resolve keyboard shortcut conflict between undo and close window in Chrome
Eliminate problem with scrollbar blocking console input in Chrome
Fix execute rule conflict with AppArmor base abstraction
Improved ability to discover R in non-standard filesystem locations for RStudio Server

March 22nd, 2013 (0.97.336)

Correctly handle non-character / non-numeric columns in data viewer
Set bg = transparent for RStudio graphics device
R 3.0: correctly restore native symbols for plots

March 12th, 2013 (0.97.332)

Various changes required for compatibility with R 3.0
Don't override default R_LIBS_USER in server mode

March 3rd, 2013 (0.97.320)

Various changes required for compatibility with R 3.0

February 15th, 2013 (0.97.318)

Fix incorrect dynamic library lookup path configuration on OS X

February 8th, 2013 (0.97.316)

Fix for Rcpp::compileAttributes error that occurred during package builds
Version control file viewer now opens correctly
Look for Rtools v3.0 in the registry (R-devel)
Prevent OS X freeze that could occur when multiple modal dialogs were shown during startup

February 3rd, 2013 (0.97.314)

R 2.11.1 compatibility fixes (usage of normalizePath and packageVersion functions)
Always indent using tabs within makefiles
Correct path handling for SVN when working directory doesn't match SVN directory

January 23rd, 2013 (0.97.312)

Use tree.hh for file monitoring tree

January 21st, 2013 (0.97.311)

Allow recovery after failed fix
Call correct history functions for interactive save and load

January 17th, 2013 (0.97.310)

Explicitly pass file encoding to Sweave and knitr
Fix viewing of PDFs using shell exec on Windows
Correctly invoke PDF viewer for preview even when concordance isn't available

January 14th, 2013 (0.97.306)

Use the internal data viewer for the View function
Correctly show R information files (e.g. library() or demo()) on Windows
Use internal editor for edit/fix functions on Windows
Support for history functions (including timestamp) on Windows
The history function now activates the History pane and focuses the search box
Removed loadHistory, saveHistory, and viewData functions from rstudio package
Find in files search pattern defaults to current selection
Remember find in files search scope (per-project) across sessions
Use TCL rather than tree.hh for file monitoring
Use BSD version of QtSingleApplication
Use MPL versions of Hunspell and Chromium Dictionaries
Update licenses and copyright notices
Removed stitch notebook option
Add docs on inline R code to markdown quick reference
Add Ctrl+Q shortcut for quit on Windows on Linux
Correctly display next/previous tab shortcuts on Linux
Change replace and find keyboard shortcut to Cmd+Shift+J
More robust handling of errors that occur during quit
Reduce error option related overhead of calls from C++ to R
Remove legacy 32MB minimum memory limit
Custom workspace display for ore.frame objects
Prevent simultaneous display of message box and update dialog
Only attempt to update editor scope if the file type can show scope trees

December 21st, 2012 (0.97.248)

Use DYLD_FALLBACK_LIBRARY_PATH rather than DYLD_LIBRARY_PATH to bind to libR on OS X
Prevent Ctrl+F from invoking find or full-screen mode on OS X

December 19th, 2012 (0.97.247)

Compatibility with R Graphics Engine version 10 (R-devel)

December 13th, 2012 (0.97.246)

Include folded lines when removing front-matter from markdown
Don't indent multiple paragraphs after doxygen keywords
Prevent Chrome on Linux from freezing when large line-wrapped source documents are loaded

December 11th, 2012 (0.97.245)

Save all files prior to devtools::load_all
Change Chrome close document keyboard shortcut to Cmd+Shift+Z
Dereference symlinks when checking for text vs. binary file type

December 10th, 2012 (0.97.243)

Ignore Pandoc title blocks and YAML front-matter when rendering markdown
Change windows stack size to 20MB (was 10MB in v0.96)
Windows installer is now signed with Authenticode
Improved handling of doxygen comments in C/C++ files:
- Automatic insertion of end-comment marker
- Support for reflowing of comment lines
- Highlighting recognizes Qt-style begin block (/*!) and \cmd
Enable installation of source packages on Windows even when Rtools isn't on the path
Warn and offer optional restart when updating packages that are currently loaded
Prevent problems w/ updating Rcpp related to RStudio loading the Rcpp namespace

November 28th, 2012 (0.97.237)

Support for Rcpp attributes:
- Command w/ keyboard shortcut for Rcpp::sourceCpp
- Editor support for embedded R code chunks in C++ source files
- Automatic calls to Rcpp::compileAttributes for package builds
Don't print R information banner when restarting R
Ensure that source editor always regains focus when clicked
Recognize zero length files with no extension as text files
Make sure that diagnostics work on all versions of R
Add documentation for viewData, loadHistory, and saveHistory functions
Ensure that console error output is colored correctly even when default theme is selected
Set R_ARCH on Mac OS X prior to R session startup
Eliminate upstart and AppArmor mis-detection on Debian testing
Enable shell escape option for LaTeX now works correctly on Windows
Prevent file download dialog from displaying during file.show on Windows

November 10th, 2012 (0.97.173)

Fix for loading and saving history on Windows
Parse new knitr format for R errors during knit
Don't activate plots pane if the change is to clear the graphics device
Use Qt rather than native file dialogs on Vista and Win7 32-bit (workaround Documents library problem)
Fix checkbox alignment issues on Ubuntu
Send console interrupt for ESC even if server appears not to be busy
Server: remove apparmor dependencies in .deb file so that installation works on Debian

October 14th, 2012 (0.97.168)

New features for package development
Source editor improvements including new Vim mode, enhanced Find and Replace, and more customizable automatic indentation
Many other new features, improvements, and bug fixes.

August 27th, 2012 (0.96.331)

Fix issue with git console flashing on windows

August 6th, 2012 (0.96.330)

Retina display font rendering for new MacBook Pro
Add Ctrl+R as a shortcut for Run Code on Windows
Improved window restoration behavior (especially for multi-monitor configurations)
Prevent console from flickering after it has been cleared
Always initialize projects even while the underlying filesystem doesn't support locking
Never overwrite exiting project file when creating a new project
Ensure that source-on-save setting is always respected
Source documents no longer marked as dirty if they are changed while RStudio is closed
Find in Files updated to work correctly with OS X 10.8 grep
RStudio Server compatibility with Safari 6

June 29th, 2012 (0.96.316)

Ability to define custom markdown rendering function to override default handling
HTML preview improvements: set focus on load, preserve anchor when refreshing
New notebook types based on calling knitr::stitch and knitr::silk
No longer require \ escape for MathJax native equations
Syntax highlighting mode for C/C++
Use current project directory as default for save as dialog
Fix for narrowing of console width after external PDF preview

June 8th, 2012 (0.96.304)

Added Create Notebook for quick reports from R scripts
Support for wider variety of equation delimiters

June 7th, 2012 (0.96.233)

Rebuild from correct v0.96 branch

June 5th, 2012 (0.96.231)

Fix publish to RPubs on Windows

June 4th, 2012 (0.96.230)

Support for publishing markdown documents to RPubs

May 26th, 2012 (0.96.228)

Fix symbol lookup incompatibility with R-devel

May 25th, 2012 (0.96.227)

Introduce more explicit syntax for equation embedding to eliminate parsing ambiguities
Update docs to reflect no current support for ASCIIMath equations

May 23rd, 2012 (0.96.225)

Miscellaneous bug-fixes principally related to Sweave/LaTeX, Markdown, and MathJax

May 14th, 2012 (0.96.122)

Improved support for Sweave and knitr
New web publishing tools (R Markdown and R HTML)
Find in files with regular expressions.
Code folding (expanding and collapsing regions of code).
Many other enhancements and fixes

April 5th, 2012 (0.95.265)

Fix R 2.15 startup problem when libraries with missing dependencies are loaded in .Rprofile

March 15th, 2012 (0.95.263)

Shortcuts no longer disabled after showing SVN commit dialog

February 28th, 2012 (0.95.262)

Fix JPEG, TIFF, and BMP plot exporting for R 2.14 on OS X

February 15th, 2012 (0.95.261)

Bypass corrupt source documents on startup

January 31st, 2012 (0.95.258)

Git https authentication now works on Mac OS X
Fix for startup problems when a pane layout includes only a (hidden) Git or SVN panel
Fixed various issues with project paths containing non-Ascii characters on Windows
Eliminate spurious display of scrollbars for History pane with Ubuntu Mono typeface
Correctly launch Chrome on Windows for external URLs (when it is the default system browser)

January 25th, 2012 (0.95.256)

Project system for easily switching between working directories
Code navigation (typeahead search for files and functions, go to function definition)
Version control integration (Git and Subversion)
Many other enhancements and fixes

October 3rd, 2011 (0.94.110)

Fix Ubuntu 64-bit packaging issue that was introduced in 0.94.109

October 3rd, 2011 (0.94.109)

Fix intermittent problems with autoindent

Sept 22nd, 2011 (0.94.106)

R 2.14 Temporarily disable support for dev.hold / dev.flush (need to buffer flushes to reduce http round trips)

Sept 12th, 2011 (0.94.105)

R 2.14: Support for Graphics Engine v9 (dev.hold, dev.flush, and dev.capabilities)
R 2.14: Parallel package compatibility (corrected problem with child process signal handling)
R 2.14: Eliminate readLines warning (for incomplete last line) from startup and after source of active document

August 22nd, 2011 (0.94.102)

Enforce editor file size limits (1MB warning, 5MB absolute limit) in desktop mode
Improved track-pad responsiveness for scrolling on OSX Lion
Use short file name variant for R.home() on Windows
Use privileged mode for PAM authentication on Ubuntu
Correct escaping of apostrophes in settings files
Enable select none button in package update dialog

July 11th, 2011 (0.94.92)

Added Source with Echo command (Ctrl-Shift-Enter)
Editor toolbar menu for specifying default source echo behavior
Sourcing of saved files uses file's path rather than temporary file
Change Run All shortcut to Ctrl-Shift+R and remove from toolbar
All commands from multiline input are recalled by up-arrow
Fix for misalignment of text with embedded tabs
Correct indentation behavior when in hard tab mode
Improved detection of TeX installation on OS X
Correct state for dev.interactive even when graphics device not yet loaded
Delegate to shell for unknown file types in desktop mode
Eliminate warning messages resulting from display of bquote assignments in workspace
Skip reading of .DS_Store files in source database directory
Prevent crash when timestamp is called from .Rprofile on Windows

June 19th, 2011 (0.94.84)

Fix for incorrect editor handling of ampersand within quotes

June 15th, 2011 (0.94.83)

Fix for Windows Sweave console display issue

June 14th, 2011 (0.94.82)

Source editor enhancements
New plot export features
Package installation and management
Improved History management
Many other enhancements and fixes

May 21st, 2011 (0.93.92)

Additional probes for R binary during startup

May 2nd, 2011 (0.93.89)

Fix for running in the presence of inconsistent R_HOME on Linux
Abilty to run against R built from source and run from within the source directory (no make install performed)
Fix for UI freeze when console receives very large amount of output quickly

April 19th, 2011 (0.93.84)

Fix broken compilePdf on R 2.11.1

April 18th, 2011 (0.93.83)

Fix word wrapping in R console
Fix bug where Esc key inserts a control character into the editor
Correct Info.plist for OS X
Always use texi2dvi on OS X

April 14th, 2011 (0.93.76)

Set options(max.print) to 1000 by default in desktop mode (was already being set for server mode)

April 12th, 2011 (0.93.75)

Fix history pane on Windows; commands were not being added

April 11th, 2011 (0.93.74)

Ubuntu packaging tweaks for Natty Narwhal

April 11th, 2011 (0.93.73)

Source editor enhancements
Customizable layout and appearance
Interactive plotting (manipulate)
Works with R installed from source
Character encoding
Improved management of working directories
Many other enhancements and bug fixes

March 2nd, 2011 (0.92.44)

Avoid Lucida Sans font on OSX
Fix crash on Vista due to Program Compatabilty Assistant (PCA) assigning job object to rdesktop
Only enforce minimum user id in server mode

March 1st, 2011 (0.92.38)

Fix crashing on OSX when Files pane encounters a broken symlink

February 28th, 2011 (0.92.23)

Initial public release