| Commercial
; C9 u" |& P$ \4 @& | | LGPL v. 2.1 - B/ J( z( A9 @% |# O
| GPL v. 3 9 M& K; R H- q4 S4 Q
|
License Cost& E0 Y4 q3 g" ~8 T0 a
| License fee charged.
# F* ^* t( ]0 ^* l | Free: D% v7 p+ `: v! W: V
| Free3 `; M% p. Z/ f
|
Must provide source code for changes to Qt
* j& ^) I5 F% N | No, modifications can be closed; y/ h( e* r8 M/ ~8 G9 ^; H
| Source code must be provided
0 q- |0 W- l) _' ?6 q# W3 E | Source code must be provided
0 g! {# c* I9 m! G* M3 c0 z |
Can create proprietary application$ T! G, R* K$ j7 }: A# S8 D0 N' C$ N
| Yes—No source code must be disclosed.
, z5 r7 _* ?/ D, _$ } | Yes, if dynamically linked to Qt library.3 d+ D& B: p6 t
| No, application is subject to the GPL and source must be available.- q: g$ R! }2 s- _; F9 r1 A
|
Updates Provided
% f4 T2 y V. f) Q8 H | Yes—to those with valid maintenance.& Q' \! x+ Z; |# _
| Yes—Freely distributed.+ L( Z2 }$ T9 o+ `4 S& r: V# _
| Yes—Freely distributed.
& n6 e5 R. d4 E7 l. Q! T& N1 y# A |
Support5 x% [4 `* P" p& ~7 C. c1 R2 H
| Yes, with valid maintenance agreement.- f7 b$ o1 U$ [! r$ O7 P& ?9 n
| Not included, available separately for purchase.* \! ], H$ I ~8 [/ I4 r- V
| Not included, available separately for purchase.% R3 j4 v. h* I3 D5 x$ ]8 M6 ^" u
|
Charge for Runtimes
. F& R! {$ {0 I ~: x. G | Yes, same criteria apply.
, R2 P5 q& T1 B p* h | No, distribution is royalty free.0 {9 r: g, x7 \7 V
| No, distribution is royalty free.; J+ x3 `% \& v3 b& R0 l
|