RAPTOR is a flowchart-based programming environment, designed specifically to help students visualize their algorithms and avoid syntactic baggage. RAPTOR programs are created visually and executed visually by tracing the execution through the flowchart. Required syntax is kept to a minimum. Students prefer using flowcharts to express their algorithms, and are more successful creating algorithms using RAPTOR than using a traditional language or writing flowcharts without RAPTOR.
Are you interested in running RAPTOR on Chromebooks, iPads, or just in a browser? Check out the pre-release here!. This is NOT fully tested. Send feedback via
A Multiplatform version of RAPTOR is now available for Windows, Mac and Linux built on top of [Avalonia]! See the downloads section below. Uses fonts from Noto Sans CJK for internationalization. Key differences:
Figure 1 RAPTOR for Windows
Figure 2 RAPTOR Avalonia
Papers on RAPTOR application:
RAPTOR referenced in following books or publications:
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The season tackled the difficulties of maintaining a relationship where one partner is on the spectrum and the other is neurotypical, set against the backdrop of a high-pressure hospital environment. They faced challenges regarding boundaries, communication styles, and the looming question of family.
It sacrifices some of its procedural comfort for serialized emotional depth. While not every risk pays off (the Kalu/Powell tension feels rushed in the middle episodes), the season succeeds in its central thesis: that healing is not a destination but a fractured, ongoing process. For fans who have followed Shaun from a lonely resident to a father, the season offers the show’s richest emotional payoff to date. For newcomers? Start with Season 5. This is a chapter that demands you feel every scar.
While Shaun’s professional ascent was a highlight, the emotional core of arguably belonged to Dr. Audrey Lim, played brilliantly by Christina Chang.
In a television landscape full of medical procedurals that fade into the background, The.Good.Doctor Season 6 stands out because it remembers that a hospital is not just a building of scalpels and sutures—it is a pressure cooker of souls. And when Shaun Murphy looks into his newborn son’s eyes, he finally diagnoses the one thing that isn't broken: hope.
On the personal front, the marriage between Shaun and Lea serves as the season’s emotional anchor. The narrative treats their relationship with grounded realism, particularly regarding their journey toward parenthood. However, the true emotional weight of the season lies in the fracturing relationship between Shaun and his surrogate father, Dr. Aaron Glassman. Their fallout—stemming from a surgical decision that leaves Glassman with a deficit—provides some of the series' most heartbreaking performances, illustrating that even the strongest bonds can be tested by professional pride and the fear of aging. Secondary Arc and New Blood
: The long-standing father-son bond between Shaun and Dr. Glassman faces significant strain due to professional disagreements and health concerns for Glassman later in the season.
No search for is complete without discussing the antagonists. This season introduces two external threats:
The season tackled the difficulties of maintaining a relationship where one partner is on the spectrum and the other is neurotypical, set against the backdrop of a high-pressure hospital environment. They faced challenges regarding boundaries, communication styles, and the looming question of family.
It sacrifices some of its procedural comfort for serialized emotional depth. While not every risk pays off (the Kalu/Powell tension feels rushed in the middle episodes), the season succeeds in its central thesis: that healing is not a destination but a fractured, ongoing process. For fans who have followed Shaun from a lonely resident to a father, the season offers the show’s richest emotional payoff to date. For newcomers? Start with Season 5. This is a chapter that demands you feel every scar. The.good.doctor.s06
While Shaun’s professional ascent was a highlight, the emotional core of arguably belonged to Dr. Audrey Lim, played brilliantly by Christina Chang. The season tackled the difficulties of maintaining a
In a television landscape full of medical procedurals that fade into the background, The.Good.Doctor Season 6 stands out because it remembers that a hospital is not just a building of scalpels and sutures—it is a pressure cooker of souls. And when Shaun Murphy looks into his newborn son’s eyes, he finally diagnoses the one thing that isn't broken: hope. While not every risk pays off (the Kalu/Powell
On the personal front, the marriage between Shaun and Lea serves as the season’s emotional anchor. The narrative treats their relationship with grounded realism, particularly regarding their journey toward parenthood. However, the true emotional weight of the season lies in the fracturing relationship between Shaun and his surrogate father, Dr. Aaron Glassman. Their fallout—stemming from a surgical decision that leaves Glassman with a deficit—provides some of the series' most heartbreaking performances, illustrating that even the strongest bonds can be tested by professional pride and the fear of aging. Secondary Arc and New Blood
: The long-standing father-son bond between Shaun and Dr. Glassman faces significant strain due to professional disagreements and health concerns for Glassman later in the season.
No search for is complete without discussing the antagonists. This season introduces two external threats:
Do you want more older versions? Check out older versions of RAPTOR here
Did you know RAPTOR has modes? By default, you start in Novice mode. Novice mode has a single global namespace for variables. Intermediate mode allows you to create procedures that have their own scope (introducing the notion of parameter passing and supports recursion). Object-Oriented mode is new (in the Summer 2009 version)
RAPTOR is freely distributed as a service to the CS education community. RAPTOR was originally developed by and for the US Air Force Academy, but its use has spread and RAPTOR is now used for CS education in over 30 countries on at least 4 continents. Martin Carlisle is the primary maintainer, and is a professor at Texas A&M University.
Below handouts are by Elizabeth Drake, edited from Appendix D of her book, Prelude to Programming: Concepts and Design, 5th Edition, by Elizabeth Drake and Stewart Venit, Addison-Wesley, 2011. Linked here with author's permission.
Comments, suggestions, and bug reports are welcome. If you have a comment, suggestion or bug report, send an email to .
David Cox has put together a user forum at http://raptorflowchart.freeforums.org. This provides a place for users to exchange ideas, how tos, etc. Note however, that feedback for the author should be sent by email rather than posting on this forum.
Randy Bower has some YouTube tutorials at http://www.youtube.com/user/RandallBower. You can also search YouTube for "RAPTOR flowchart".
The UML designer is based on NClass, an open-source UML Class Designer. NClass is licensed under the GNU General Public License. The rest of RAPTOR, by US Air Force policy, is public domain. Source is found here. RAPTOR is written in a combination of A# and C#. Unfortunately, I don't have the time to provide support on compilation issues