diff --git a/collects/2htdp/tests/batch-io.rkt b/collects/2htdp/tests/batch-io.rkt
index 5407442ef5..83aae74641 100644
--- a/collects/2htdp/tests/batch-io.rkt
+++ b/collects/2htdp/tests/batch-io.rkt
@@ -205,4 +205,4 @@ eos
   (check-equal? (pipe-stdi (read-csv-file 'standard-in)) '(("word1" "word2") ("word3" "word4"))
                 "as-cvs 1")
   (check-equal? (pipe-stdi (read-csv-file/rows 'standard-in length)) '(2 2) 
-                "as-csv/rows"))
\ No newline at end of file
+                "as-csv/rows"))
diff --git a/collects/2htdp/tests/batch-io2.rkt b/collects/2htdp/tests/batch-io2.rkt
index 1d5dfb9d23..1167bc626a 100644
--- a/collects/2htdp/tests/batch-io2.rkt
+++ b/collects/2htdp/tests/batch-io2.rkt
@@ -17,4 +17,4 @@
 (check-equal? (read-lines "batch-io2.txt") '("hello"))
 
 (when (file-exists? file)
-  (delete-file file))
\ No newline at end of file
+  (delete-file file))
diff --git a/collects/2htdp/tests/batch-io3.rkt b/collects/2htdp/tests/batch-io3.rkt
index efce6fc988..a67c794ec0 100644
--- a/collects/2htdp/tests/batch-io3.rkt
+++ b/collects/2htdp/tests/batch-io3.rkt
@@ -129,4 +129,4 @@ eos
     ;; -- in -- ;; should be write-file from batch io
     (with-output-to-string (λ () (printf (input->output batch-io3.sexpr)))))
   
-  (check-equal? (solution "don't care") batch-io3-expected))
\ No newline at end of file
+  (check-equal? (solution "don't care") batch-io3-expected))
diff --git a/collects/2htdp/tests/universe-restart.rkt b/collects/2htdp/tests/universe-restart.rkt
index 8e772eb1de..d1506d9a8c 100644
--- a/collects/2htdp/tests/universe-restart.rkt
+++ b/collects/2htdp/tests/universe-restart.rkt
@@ -44,4 +44,4 @@
   
   (launch-many-worlds (u) (w "one") (w "two") (w "three")))
 
-; (require (submod "." drop-bad))
\ No newline at end of file
+; (require (submod "." drop-bad))
diff --git a/collects/algol60/cfg-parser.rkt b/collects/algol60/cfg-parser.rkt
index 64735834d3..67d373d01c 100644
--- a/collects/algol60/cfg-parser.rkt
+++ b/collects/algol60/cfg-parser.rkt
@@ -4,4 +4,4 @@
 ;; This module re-exports its contents for backwards compatibility.
 
 (require parser-tools/cfg-parser)
-(provide (all-from-out parser-tools/cfg-parser))
\ No newline at end of file
+(provide (all-from-out parser-tools/cfg-parser))
diff --git a/collects/eopl/eopl.rkt b/collects/eopl/eopl.rkt
index 1262f94544..9600092d30 100644
--- a/collects/eopl/eopl.rkt
+++ b/collects/eopl/eopl.rkt
@@ -212,4 +212,4 @@
          #|
          scheme-report-environment null-environment interaction-environment
          |#
-         )
\ No newline at end of file
+         )
diff --git a/collects/eopl/private/sllgen.rkt b/collects/eopl/private/sllgen.rkt
index 029ef4aa0d..e5d47484ac 100644
--- a/collects/eopl/private/sllgen.rkt
+++ b/collects/eopl/private/sllgen.rkt
@@ -2079,4 +2079,4 @@
 
 (define sllgen:apply-reduction
   (lambda (lhs opcode args)
-    (apply opcode args)))
\ No newline at end of file
+    (apply opcode args)))
diff --git a/collects/math/private/number-theory/number-theory.rkt b/collects/math/private/number-theory/number-theory.rkt
index f019e2942c..4e0e301f42 100644
--- a/collects/math/private/number-theory/number-theory.rkt
+++ b/collects/math/private/number-theory/number-theory.rkt
@@ -736,4 +736,4 @@
     (check-equal? (prime-strong-pseudo-single? 11)  'probably-prime)
     ;; Carmichael number:
     (check-true   (member? (prime-strong-pseudo-single? 561) (cons 'probably-prime (divisors 561))))
-    )
\ No newline at end of file
+    )
diff --git a/collects/math/private/unsafe.rkt b/collects/math/private/unsafe.rkt
index 76b74db61c..f66feeca7c 100644
--- a/collects/math/private/unsafe.rkt
+++ b/collects/math/private/unsafe.rkt
@@ -39,4 +39,4 @@
 
 (define unsafe-car :unsafe-car)
 (define unsafe-cdr :unsafe-cdr)
-|#
\ No newline at end of file
+|#
diff --git a/collects/realm/chapter10/source.rkt b/collects/realm/chapter10/source.rkt
index 1a90eb377d..9c77e0e67c 100644
--- a/collects/realm/chapter10/source.rkt
+++ b/collects/realm/chapter10/source.rkt
@@ -1082,4 +1082,4 @@
   (check-equal? (rate-position (move-gt (first (game-moves tree0))) AI-DEPTH)
                 1/2)
   
-  "all tests run")
\ No newline at end of file
+  "all tests run")
diff --git a/collects/realm/chapter12/source.rkt b/collects/realm/chapter12/source.rkt
index 3e36b0afee..cd46127e15 100644
--- a/collects/realm/chapter12/source.rkt
+++ b/collects/realm/chapter12/source.rkt
@@ -1112,4 +1112,4 @@
                 1/2)
   
   (set-grid old-size)
-  "all tests run")
\ No newline at end of file
+  "all tests run")
diff --git a/collects/realm/chapter13/client.rkt b/collects/realm/chapter13/client.rkt
index 90a7e5101c..e2018886a1 100644
--- a/collects/realm/chapter13/client.rkt
+++ b/collects/realm/chapter13/client.rkt
@@ -145,4 +145,4 @@
   (check-equal? (draw-guess "50") (overlay (text "50" SIZE COLOR) MT-SC))
   (check-equal? (draw-guess "25") (overlay (text "25" SIZE COLOR) MT-SC))
   
-  "client: all tests run")
\ No newline at end of file
+  "client: all tests run")
diff --git a/collects/realm/chapter13/run.rkt b/collects/realm/chapter13/run.rkt
index a6decf36e0..578eb39117 100644
--- a/collects/realm/chapter13/run.rkt
+++ b/collects/realm/chapter13/run.rkt
@@ -54,4 +54,4 @@
 (define (bad)
   (launch-many-worlds (launch-guess-client "Adam" LOCALHOST) 
                       (launch-guess-server)
-                      (launch-guess-client "Beatrice" LOCALHOST)))
\ No newline at end of file
+                      (launch-guess-client "Beatrice" LOCALHOST)))
diff --git a/collects/realm/chapter14/run.rkt b/collects/realm/chapter14/run.rkt
index 08ab90d509..4a244b75a1 100644
--- a/collects/realm/chapter14/run.rkt
+++ b/collects/realm/chapter14/run.rkt
@@ -56,4 +56,4 @@
   (launch-many-worlds
    (bon-appetit)
    (lets-eat "Matthias" LOCALHOST)
-   (lets-eat "David"    LOCALHOST)))
\ No newline at end of file
+   (lets-eat "David"    LOCALHOST)))
diff --git a/collects/realm/chapter14/server.rkt b/collects/realm/chapter14/server.rkt
index 99b92e07fd..c1d1e92e6f 100644
--- a/collects/realm/chapter14/server.rkt
+++ b/collects/realm/chapter14/server.rkt
@@ -987,4 +987,4 @@ The server is responsible for:
     (check-equal? (broadcast-universe state)
                   (broadcast-universe state)))
   
-  "server: all tests run")
\ No newline at end of file
+  "server: all tests run")
diff --git a/collects/realm/chapter5/info.rkt b/collects/realm/chapter5/info.rkt
index f94d145e89..2e0a4c1d78 100644
--- a/collects/realm/chapter5/info.rkt
+++ b/collects/realm/chapter5/info.rkt
@@ -1,3 +1,3 @@
 #lang setup/infotab
 
-(define compile-omit-paths '("ufo-source.rkt"))
\ No newline at end of file
+(define compile-omit-paths '("ufo-source.rkt"))
diff --git a/collects/realm/chapter6/source.rkt b/collects/realm/chapter6/source.rkt
index 90c2fd455c..f991a1f4cf 100644
--- a/collects/realm/chapter6/source.rkt
+++ b/collects/realm/chapter6/source.rkt
@@ -860,4 +860,4 @@
   (check-equal? (decay (goo (posn 3 5) 8))
                 (goo (posn 3 5) 7))
   
-  "all tests run")
\ No newline at end of file
+  "all tests run")
diff --git a/collects/realm/chapter8/source.rkt b/collects/realm/chapter8/source.rkt
index 831b572a82..9f47e7cb32 100644
--- a/collects/realm/chapter8/source.rkt
+++ b/collects/realm/chapter8/source.rkt
@@ -882,4 +882,4 @@
   
   (prop:rand-frac-range 1000)
   
-  "all tests run")
\ No newline at end of file
+  "all tests run")
diff --git a/collects/scribble/sigplan/sigplan.css b/collects/scribble/sigplan/sigplan.css
index 20413916fb..d9b4360961 100644
--- a/collects/scribble/sigplan/sigplan.css
+++ b/collects/scribble/sigplan/sigplan.css
@@ -1,4 +1,3 @@
-
 /* Support for styles in scribble/sigplan */
 
 .SAuthorPlace, .SAuthorEmail,
@@ -10,4 +9,4 @@
 .SSubtitle {
   display: block;
   font-size: smaller;
-}
\ No newline at end of file
+}
diff --git a/collects/scribblings/raco/expand.scrbl b/collects/scribblings/raco/expand.scrbl
index bee3c8387f..18fa444aa1 100644
--- a/collects/scribblings/raco/expand.scrbl
+++ b/collects/scribblings/raco/expand.scrbl
@@ -12,4 +12,4 @@ Command-line flags:
 @itemlist[
   @item{@Flag{h} or @DFlag{help} --- show help information for this command}
   @item{@DFlag{} --- do not treat remaining arguments as switches}
-]
\ No newline at end of file
+]
diff --git a/collects/syntax-color/scheme-lexer.rkt b/collects/syntax-color/scheme-lexer.rkt
index a9bbe69890..a05e36af46 100644
--- a/collects/syntax-color/scheme-lexer.rkt
+++ b/collects/syntax-color/scheme-lexer.rkt
@@ -10,4 +10,3 @@ New code should use racket-lexer.rkt.
  (rename-out [racket-lexer scheme-lexer]
              [racket-lexer/status scheme-lexer/status]
              [racket-nobar-lexer/status scheme-nobar-lexer/status]))
- 
\ No newline at end of file
diff --git a/collects/tests/data/integer-set.rkt b/collects/tests/data/integer-set.rkt
index 1a92057591..b182fb5c0e 100644
--- a/collects/tests/data/integer-set.rkt
+++ b/collects/tests/data/integer-set.rkt
@@ -64,4 +64,4 @@
 ;; 2013-02-20: checks commit bd1141c670bfc7981761fbfb53f548c2abb1f12d
 ;; (previous version results in contract error)
 (check-true (well-formed-set? (integer-set-contents (stream-rest (make-range 1 10)))))
-(check-true (well-formed-set? (integer-set-contents (sequence-tail (make-range 1 10) 1))))
\ No newline at end of file
+(check-true (well-formed-set? (integer-set-contents (sequence-tail (make-range 1 10) 1))))
diff --git a/collects/tests/typed-racket/fail/control-test-1.rkt b/collects/tests/typed-racket/fail/control-test-1.rkt
index d342ad57fe..e65ade723f 100644
--- a/collects/tests/typed-racket/fail/control-test-1.rkt
+++ b/collects/tests/typed-racket/fail/control-test-1.rkt
@@ -25,4 +25,4 @@
    (λ (tag)
      (abort-current-continuation tag "bad"))))
 
-(require 'untyped)
\ No newline at end of file
+(require 'untyped)
diff --git a/collects/tests/typed-racket/fail/control-test-2.rkt b/collects/tests/typed-racket/fail/control-test-2.rkt
index 950a83a332..0ee3fe3d1c 100644
--- a/collects/tests/typed-racket/fail/control-test-2.rkt
+++ b/collects/tests/typed-racket/fail/control-test-2.rkt
@@ -31,4 +31,4 @@
   (call-f
    (λ (tag) ((make-abort-k tag) 'bad))))
 
-(require 'untyped)
\ No newline at end of file
+(require 'untyped)
diff --git a/collects/tests/typed-racket/fail/control-test-3.rkt b/collects/tests/typed-racket/fail/control-test-3.rkt
index e42acf88b3..dbbbf142ca 100644
--- a/collects/tests/typed-racket/fail/control-test-3.rkt
+++ b/collects/tests/typed-racket/fail/control-test-3.rkt
@@ -26,4 +26,4 @@
       (default-continuation-prompt-tag)
       (λ (x) x)))))
 
-(require 'typed)
\ No newline at end of file
+(require 'typed)
diff --git a/collects/tests/typed-racket/fail/pr13365-variation-1.rkt b/collects/tests/typed-racket/fail/pr13365-variation-1.rkt
index 7678b962a7..1e41c50902 100644
--- a/collects/tests/typed-racket/fail/pr13365-variation-1.rkt
+++ b/collects/tests/typed-racket/fail/pr13365-variation-1.rkt
@@ -3,4 +3,4 @@
 #lang typed/racket
 
 (: f (All (a ...) (a ... a -> (Values a ... a))))
-(define (f . x) x)
\ No newline at end of file
+(define (f . x) x)
diff --git a/collects/tests/typed-racket/fail/pr13365.rkt b/collects/tests/typed-racket/fail/pr13365.rkt
index e94eabc770..979768fc5a 100644
--- a/collects/tests/typed-racket/fail/pr13365.rkt
+++ b/collects/tests/typed-racket/fail/pr13365.rkt
@@ -3,4 +3,4 @@
 #lang typed/racket
 
 (: f (All (a ...) (a ... a -> (Values a ... a))))
-(define f (lambda: (x : a ... a) x))
\ No newline at end of file
+(define f (lambda: (x : a ... a) x))
diff --git a/collects/tests/typed-racket/fail/type-variable-scope-1.rkt b/collects/tests/typed-racket/fail/type-variable-scope-1.rkt
index 5ae8837de0..b48b9fd948 100644
--- a/collects/tests/typed-racket/fail/type-variable-scope-1.rkt
+++ b/collects/tests/typed-racket/fail/type-variable-scope-1.rkt
@@ -7,4 +7,4 @@
 ;; This should fail because of the type variable arities
 (: f (All (b) (b -> b)))
 (define f
-  (plambda: (a b) ([x : b]) x))
\ No newline at end of file
+  (plambda: (a b) ([x : b]) x))
diff --git a/collects/tests/typed-racket/fail/type-variable-scope-2.rkt b/collects/tests/typed-racket/fail/type-variable-scope-2.rkt
index c7b86e4d78..06dcf41c60 100644
--- a/collects/tests/typed-racket/fail/type-variable-scope-2.rkt
+++ b/collects/tests/typed-racket/fail/type-variable-scope-2.rkt
@@ -10,4 +10,4 @@
   (plambda: (b) ([x : b])
     (plambda: (b) ([y : b])
       (set! x y))
-    x))
\ No newline at end of file
+    x))
diff --git a/collects/tests/typed-racket/fail/type-variable-scope-3.rkt b/collects/tests/typed-racket/fail/type-variable-scope-3.rkt
index bbc388ade8..918dc26550 100644
--- a/collects/tests/typed-racket/fail/type-variable-scope-3.rkt
+++ b/collects/tests/typed-racket/fail/type-variable-scope-3.rkt
@@ -6,4 +6,4 @@
 
 ;; The 'a' is bound in two different scopes
 (plambda: (a) ([x : a])
-  (plambda: (a) ([y : a]) (set! x y)))
\ No newline at end of file
+  (plambda: (a) ([y : a]) (set! x y)))
diff --git a/collects/tests/typed-racket/succeed/prompt-tag.rkt b/collects/tests/typed-racket/succeed/prompt-tag.rkt
index 128b9919e4..f7fb1b405c 100644
--- a/collects/tests/typed-racket/succeed/prompt-tag.rkt
+++ b/collects/tests/typed-racket/succeed/prompt-tag.rkt
@@ -29,4 +29,4 @@
 (+ 2
    (call-with-continuation-prompt
     (λ () (+ 1 (abort-current-continuation pt3 (λ () 5))))
-    pt3))
\ No newline at end of file
+    pt3))
diff --git a/collects/tests/unstable/2d/readtable-test.rkt b/collects/tests/unstable/2d/readtable-test.rkt
index 276d5de315..47497d684e 100644
--- a/collects/tests/unstable/2d/readtable-test.rkt
+++ b/collects/tests/unstable/2d/readtable-test.rkt
@@ -681,4 +681,4 @@
                              "  ╚══╩══╝)1\n")))
   (parameterize ([current-readtable (make-2d-readtable)])
     (check-true (vector? (read sp)))
-    (check-equal? (read sp) 1)))
\ No newline at end of file
+    (check-equal? (read sp) 1)))
diff --git a/collects/unstable/2d/cond.rkt b/collects/unstable/2d/cond.rkt
index 3d910a5b4f..205af00cda 100644
--- a/collects/unstable/2d/cond.rkt
+++ b/collects/unstable/2d/cond.rkt
@@ -74,4 +74,4 @@
         (format "all of the y-direction questions were false (x coordinate ~a was true)"
                 dir)
         "all of the x-direction questions were false"))
-  (error '2dcond str))
\ No newline at end of file
+  (error '2dcond str))
diff --git a/collects/unstable/2d/lexer.rkt b/collects/unstable/2d/lexer.rkt
index 2dd6dbc569..466c8532b9 100644
--- a/collects/unstable/2d/lexer.rkt
+++ b/collects/unstable/2d/lexer.rkt
@@ -1,3 +1,3 @@
 #lang racket/base
 (require "private/lexer.rkt")
-(provide lexer)
\ No newline at end of file
+(provide lexer)