Developer forks leading open source chess engine and charges €100 for it. Don’t fall for it. : programming

I confess often I’m terrified by the concept somebody can take my lines of code, thousands hours I invested believing and composing, and charge cash for them without even providing credit to me.

No no. they still require to offer you credit based on the MIT license, however it can be concealed in the licensing.

Copyright (c) << year> <> < copyright holders> > Consent is thus approved, complimentary of charge, to anybody getting a copy of this software application and associated paperwork files (the “Software Application”), to handle the Software application without limitation, consisting of without restriction the rights to utilize, copy, customize, combine, release, disperse, sublicense, and/or offer copies of the Software application, and to allow individuals to whom the Software application is provided to do so, based on the list below conditions: The above copyright notification and this authorization notification will be consisted of in all copies or considerable parts of the Software application. THE SOFTWARE APPLICATION IS OFFERED “AS IS”, WITHOUT GUARANTEE OF ANY KIND, EXPRESS OR SUGGESTED, INCLUDING BUT NOT LIMITED TO THE GUARANTEES OF MERCHANTABILITY, PHYSICAL FITNESS FOR A PARTICULAR FUNCTION AND NONINFRINGEMENT. IN NO OCCASION SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF AGREEMENT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE APPLICATION OR THE USAGE OR OTHER NEGOTIATIONS IN THE SOFTWARE APPLICATION.

Perhaps you need to think about changing to BSD licensing rather where attribution is more plainly specified.

Copyright (c) << year>>, << copyright holder> > All rights booked. Redistribution and usage in source and binary kinds, with or without adjustment, are allowed supplied that the list below conditions are satisfied: 1. Redistributions of source code need to maintain the above copyright notification, this list of conditions and the following disclaimer. 2. Redistributions in binary type need to replicate the above copyright notification, this list of conditions and the following disclaimer in the paperwork and/or other products supplied with the circulation. 3. All marketing products pointing out functions or usage of this software application need to show the following recognition: This item consists of software application established by the << copyright holder>>. 4. Neither the name of the << copyright holder> > nor the names of its factors might be utilized to back or promote items originated from this software application without particular previous composed authorization. THIS SOFTWARE APPLICATION IS OFFERED BY << COPYRIGHT HOLDER> >” AS IS” AND ANY EXPRESS OR SUGGESTED GUARANTEES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED GUARANTEES OF MERCHANTABILITY AND PHYSICAL FITNESS FOR A PARTICULAR FUNCTION ARE DISCLAIMED. IN NO OCCASION SHALL << COPYRIGHT HOLDER> > BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF REPLACEMENT ITEM OR SERVICES; LOSS OF USAGE, DATA, OR EARNINGS; OR SERVICE DISTURBANCE) NEVERTHELESS TRIGGERED AND ON ANY THEORY OF LIABILITY, WHETHER IN AGREEMENT, STRICT LIABILITY, OR TORT (CONSISTING OF NEGLECT OR OTHERWISE) EMERGING IN ANY METHOD OUT OF USING THIS SOFTWARE APPLICATION, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.