| Commercial
5 L% o5 Z; [; W+ s | LGPL v. 2.1 + D Y8 T- L, B) G
| GPL v. 3 % p( [1 |4 D6 v5 T
|
License Cost- J5 o9 Z1 v/ Q5 z& v/ ~0 q
| License fee charged.
3 _+ P; x6 E* _; w | Free a% l4 x% i9 X$ H% u
| Free% L+ y0 N; x6 m3 e% S' G* }
|
Must provide source code for changes to Qt
, G, u7 Y) y3 @+ k+ P8 O" Z | No, modifications can be closed
. u4 o9 m. ^9 z | Source code must be provided
6 q7 N* t6 N: @: j | Source code must be provided
6 K* U6 D1 V5 s% z$ H |
Can create proprietary application
- R! I P6 e a+ f Y/ m6 n | Yes—No source code must be disclosed.
I; A a: I* a$ ~9 I- a M2 h | Yes, if dynamically linked to Qt library.1 N/ T( S) J' g& b
| No, application is subject to the GPL and source must be available.; s" G2 E( R+ ]/ T6 N
|
Updates Provided
* L) ?) [6 T2 Z; c s | Yes—to those with valid maintenance.. w- f- s! B; n O) [4 ~& g
| Yes—Freely distributed.
5 D0 N0 H, ]8 s2 ~* ~5 ~* W | Yes—Freely distributed.7 W8 \, h- `5 [% A
|
Support
4 A: x& h: ~! X3 V. Y) y | Yes, with valid maintenance agreement.
% P% W9 J! ^/ p8 F | Not included, available separately for purchase.
2 |) x: p/ t: l0 k | Not included, available separately for purchase.+ H* t# C& G$ L- t
|
Charge for Runtimes
, r C. w$ h5 u | Yes, same criteria apply.
6 `8 }; Q5 Y5 q" J | No, distribution is royalty free.
; M2 i. f/ p; o' T1 R7 M8 E% S | No, distribution is royalty free.
$ M% h3 l/ Y& R0 y% x6 D |