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  <xs:element id="prgs_LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionFour" abstract="false" name="LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_TermLoanMember" abstract="true" name="TermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DebtInstrumentOptionToPurchaseConvertibleDebtAdditionalPurchaseAmountAvailable" abstract="false" name="DebtInstrumentOptionToPurchaseConvertibleDebtAdditionalPurchaseAmountAvailable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_PurchaseOfCappedCallsNetOfTax" abstract="false" name="PurchaseOfCappedCallsNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardPercentageofSharesBasedonMarketConditionofTotalShareholderReturn" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardPercentageofSharesBasedonMarketConditionofTotalShareholderReturn" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_LineofCreditFacilityAdditionalBorrowingCapacity" abstract="false" name="LineofCreditFacilityAdditionalBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_IncreaseDecreaseInLeaseLiability" abstract="false" name="IncreaseDecreaseInLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardCumulativePerformanceCondition" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardCumulativePerformanceCondition" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_LongTermIncentivePlanLTIPMember" abstract="true" name="LongTermIncentivePlanLTIPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_ScheduleOfInterestExpenseRelatedToNotesTableTextBlock" abstract="false" name="ScheduleOfInterestExpenseRelatedToNotesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_DebtIssuanceCostsGrossEquityComponent" abstract="false" name="DebtIssuanceCostsGrossEquityComponent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLeaseLiabilitiesNet" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLeaseLiabilitiesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_CostOfMaintenanceAndServicesMember" abstract="true" name="CostOfMaintenanceAndServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DebtInstrumentPercentageOfCapitalStockOfFirstTierForeignSubsidiaries" abstract="false" name="DebtInstrumentPercentageOfCapitalStockOfFirstTierForeignSubsidiaries" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_ConvertibleSeniorNotesMember" abstract="true" name="ConvertibleSeniorNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_CashCashEquivalentsAndInvestmentsLineItems" abstract="true" name="CashCashEquivalentsAndInvestmentsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prgs_DerivativePercentageofVariableRateDebt" abstract="false" name="DerivativePercentageofVariableRateDebt" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_TwoZeroZeroFourInducementStockPlanMember" abstract="true" name="TwoZeroZeroFourInducementStockPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_PurchaseOfCappedCalls" abstract="false" name="PurchaseOfCappedCalls" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_NonCashLeaseExpense" abstract="false" name="NonCashLeaseExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofPerformanceMetrics" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofPerformanceMetrics" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prgs_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredTaxes" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredTaxes" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DebtInstrumentConversionOptionAllocatedToEquity" abstract="false" name="DebtInstrumentConversionOptionAllocatedToEquity" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_LongtermDebtMaturitiesPrincipalRepaymentsPerThreePaymentSchedules" abstract="false" name="LongtermDebtMaturitiesPrincipalRepaymentsPerThreePaymentSchedules" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_MaintenanceandServicesMember" abstract="true" name="MaintenanceandServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DeferredTaxLiabilitiesRightOfUseAsset" abstract="false" name="DeferredTaxLiabilitiesRightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_EffectiveIncomeTaxRateReconciliationTaxContingencyandTaxSettlementAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxContingencyandTaxSettlementAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ContractWithCustomerAssetUnbilledReceivablesNet" abstract="false" name="ContractWithCustomerAssetUnbilledReceivablesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DividendsDeclared" abstract="false" name="DividendsDeclared" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DataRPMandKinveyMember" abstract="true" name="DataRPMandKinveyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_CappedCallsNumberOfSharesSubjectToAntiDilutionAdjustments" abstract="false" name="CappedCallsNumberOfSharesSubjectToAntiDilutionAdjustments" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="prgs_DomesticAndForeignTaxAuthorityMember" abstract="true" name="DomesticAndForeignTaxAuthorityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherAssets" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionTwo" abstract="false" name="LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DebtInstrumentOptionToPurchaseConvertibleDebtAdditionalPurchaseAmount" abstract="false" name="DebtInstrumentOptionToPurchaseConvertibleDebtAdditionalPurchaseAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DebtInstrumentRedemptionPricePrincipalAmountRedeemable" abstract="false" name="DebtInstrumentRedemptionPricePrincipalAmountRedeemable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DeferredTaxAssetsOperatingLossCarryforwardsForeignandDomestic" abstract="false" name="DeferredTaxAssetsOperatingLossCarryforwardsForeignandDomestic" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ScheduleOfAllowancesAgainstAccountsReceivableTableTextBlock" abstract="false" name="ScheduleOfAllowancesAgainstAccountsReceivableTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponentCappedCall" abstract="false" name="DebtInstrumentConvertibleCarryingAmountOfTheEquityComponentCappedCall" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ImpairmentofLonglivedAssetsandGoodwill" abstract="false" name="ImpairmentofLonglivedAssetsandGoodwill" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_MinimumRemainingMaturityofForeignCurrencyDerivatives" abstract="false" name="MinimumRemainingMaturityofForeignCurrencyDerivatives" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_ScheduleofActivityinAllowanceforSalesTableTextBlock" abstract="false" name="ScheduleofActivityinAllowanceforSalesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_DeferredContractCosts" abstract="false" name="DeferredContractCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember" abstract="true" name="ForeignCurrencyForwardContractsToPurchaseUSDollarsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DeferredTaxAssetsLeaseLiability" abstract="false" name="DeferredTaxAssetsLeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SECSchedule1209AllowanceSalesCreditMemosMember" abstract="true" name="SECSchedule1209AllowanceSalesCreditMemosMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DebtInstrumentOptionToPurchaseConvertibleDebtSettlementPeriod" abstract="false" name="DebtInstrumentOptionToPurchaseConvertibleDebtSettlementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_ContractWithCustomerLiabilityRollForward" abstract="true" name="ContractWithCustomerLiabilityRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prgs_EffectiveIncomeTaxRateReconciliationForeignEarningsIncludedInDomesticProvisionAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationForeignEarningsIncludedInDomesticProvisionAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DebtInstrumentTermLoanandMaximumBorrowingCapacity" abstract="false" name="DebtInstrumentTermLoanandMaximumBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionThree" abstract="false" name="LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionThree" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ScheduleOfProceedsFromNotesTableTextBlock" abstract="false" name="ScheduleOfProceedsFromNotesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_CashCashEquivalentsAndInvestmentsTable" abstract="true" name="CashCashEquivalentsAndInvestmentsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermAbstract" abstract="true" name="SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prgs_TwoThousandAndTwentyRestructuringActivitiesMember" abstract="true" name="TwoThousandAndTwentyRestructuringActivitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DeferredTaxAssetsOriginalIssueDiscount" abstract="false" name="DeferredTaxAssetsOriginalIssueDiscount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SummaryOfSignificantAccountingPoliciesLineItems" abstract="true" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prgs_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedCompensation" abstract="false" name="DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedCompensation" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_OperatingLeaseRightOfUseAssetAssetImpairment" abstract="false" name="OperatingLeaseRightOfUseAssetAssetImpairment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DeferredTaxLiabilitiesNotesPayable" abstract="false" name="DeferredTaxLiabilitiesNotesPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ContractwithCustomerAssetNetNoncurrentDueInTheNextTwelveMonths" abstract="false" name="ContractwithCustomerAssetNetNoncurrentDueInTheNextTwelveMonths" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_NumberofDevelopers" abstract="false" name="NumberofDevelopers" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prgs_OperatingLeaseCostNoncurrent" abstract="false" name="OperatingLeaseCostNoncurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_RevenueFromContractWithCustomerPeriodOfInvoicing" abstract="false" name="RevenueFromContractWithCustomerPeriodOfInvoicing" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_IncreaseDecreaseInEscrowReceivableAndOtherInvestingActivities" abstract="false" name="IncreaseDecreaseInEscrowReceivableAndOtherInvestingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardPurchaseOfOfferingPeriod" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardPurchaseOfOfferingPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_TwentyTwentyOnePlanMember" abstract="true" name="TwentyTwentyOnePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentCurrentAssetsinExcessofCurrentLiabilities" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentCurrentAssetsinExcessofCurrentLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ValuationAllowancesandReservesTranslationAdjustments" abstract="false" name="ValuationAllowancesandReservesTranslationAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ContractWithCustomerAssetNetNoncurrentDueInTwoYears" abstract="false" name="ContractWithCustomerAssetNetNoncurrentDueInTwoYears" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_AcquisitionRelatedCostsPolicyTextBlock" abstract="false" name="AcquisitionRelatedCostsPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_TwoZeroZeroEightStockOptionAndIncentivePlanMember" abstract="true" name="TwoZeroZeroEightStockOptionAndIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_StockOptionsAndStockAwardsActivityTableTextBlock" abstract="false" name="StockOptionsAndStockAwardsActivityTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_IndefiniteLivedCarryforwardsMember" abstract="true" name="IndefiniteLivedCarryforwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredRevenue" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ContractWithCustomerLiabilityBillingsAndOther" abstract="false" name="ContractWithCustomerLiabilityBillingsAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SoftwareLicensesMember" abstract="true" name="SoftwareLicensesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_CumulativeUndistributedForeignEarnings" abstract="false" name="CumulativeUndistributedForeignEarnings" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_IpswitchMember" abstract="true" name="IpswitchMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_KempAcquisitionMember" abstract="true" name="KempAcquisitionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_TwoZeroZeroTwoNonqualifiedStockPlanMember" abstract="true" name="TwoZeroZeroTwoNonqualifiedStockPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_ContractWithCustomerAssetNetNoncurrentDueInThreeYears" abstract="false" name="ContractWithCustomerAssetNetNoncurrentDueInThreeYears" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionOne" abstract="false" name="LongtermDebtMaturitiesPrincipalRepaymentsPerFourPaymentSchedulesOptionOne" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DeferredStockUnitMember" abstract="true" name="DeferredStockUnitMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsinExcessofCurrentLiabilities" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsinExcessofCurrentLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember" abstract="true" name="ForeignCurrencyForwardContractsToSellUSDollarsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_DeferredTaxLiabilitiesDepreciationAndAmortization" abstract="false" name="DeferredTaxLiabilitiesDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardAdditionalHoldingPeriod" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardAdditionalHoldingPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_OperatingLeaseCostCurrent" abstract="false" name="OperatingLeaseCostCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DeferredTaxAssetsDeferredExpensesAccountReceivable" abstract="false" name="DeferredTaxAssetsDeferredExpensesAccountReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_CashCashEquivalentsAndInvestmentsCostBasis" abstract="false" name="CashCashEquivalentsAndInvestmentsCostBasis" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharesAvailableAndReservedForIssuanceUnderEmployeeStockPurchasePlan" abstract="false" name="SharesAvailableAndReservedForIssuanceUnderEmployeeStockPurchasePlan" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsOutstandingAggregateIntrinsicValueAbstract" abstract="true" name="SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsOutstandingAggregateIntrinsicValueAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prgs_AmendedCreditAgreementMember" abstract="true" name="AmendedCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_CashEquivalentsAndInvestmentsPolicyTextBlock" abstract="false" name="CashEquivalentsAndInvestmentsPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxInclusion" abstract="false" name="EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxInclusion" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DebtIssuanceCostsGrossLiabilityComponent" abstract="false" name="DebtIssuanceCostsGrossLiabilityComponent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_RestrictedStockUnitEqualToNumberOfCommonStockShare" abstract="false" name="RestrictedStockUnitEqualToNumberOfCommonStockShare" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="prgs_ChefAcquisitionMember" abstract="true" name="ChefAcquisitionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_ScheduleOfNetCarryingAmountOfLiabilityComponentTableTextBlock" abstract="false" name="ScheduleOfNetCarryingAmountOfLiabilityComponentTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour" abstract="false" name="LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_TwoThousandandNineteenRestructuringActivitiesMember" abstract="true" name="TwoThousandandNineteenRestructuringActivitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardPercentageofSharesBasedonCumulativePerformanceCondition" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardPercentageofSharesBasedonCumulativePerformanceCondition" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_TwoThousandAndTwentyOneRestructuringActivitiesMember" abstract="true" name="TwoThousandAndTwentyOneRestructuringActivitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_EmployeeStockPurchasePlanOfferingPeriod" abstract="false" name="EmployeeStockPurchasePlanOfferingPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prgs_ScheduleOfNetCarryingAmountOfEquityComponentTableTextBlock" abstract="false" name="ScheduleOfNetCarryingAmountOfEquityComponentTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_DebtInstrumentCovenantDebtLeverageRatioNet" abstract="false" name="DebtInstrumentCovenantDebtLeverageRatioNet" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="prgs_DebtInstrumentPercentageOfCapitalStockOfDomesticSubsidiaries" abstract="false" name="DebtInstrumentPercentageOfCapitalStockOfDomesticSubsidiaries" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_DebtInstrumentCovenantDebtEBITDAPercentage" abstract="false" name="DebtInstrumentCovenantDebtEBITDAPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_CappedCallsPremiumPercentageOverSalePrice" abstract="false" name="CappedCallsPremiumPercentageOverSalePrice" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofPlansforwhichShareholderApprovalNotRequired" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofPlansforwhichShareholderApprovalNotRequired" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prgs_DebtSecuritiesAvailableforsaleMaturityAllocatedandSingleMaturityDateAfterYearOneFairValue" abstract="false" name="DebtSecuritiesAvailableforsaleMaturityAllocatedandSingleMaturityDateAfterYearOneFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofShareholderApprovedStockPlans" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofShareholderApprovedStockPlans" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prgs_EmployeeStockPurchasePlanPurchasePeriods" abstract="false" name="EmployeeStockPurchasePlanPurchasePeriods" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prgs_AmortizationOfAcquiredIntangiblesAndOther" abstract="false" name="AmortizationOfAcquiredIntangiblesAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DeferredStockUnitsEqualToCommonStock" abstract="false" name="DeferredStockUnitsEqualToCommonStock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prgs_SummaryOfSignificantAccountingPoliciesTable" abstract="true" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="prgs_CashCashEquivalentsAndInvestmentsAtFairValue" abstract="false" name="CashCashEquivalentsAndInvestmentsAtFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ContractWithCustomerLiabilityIncludingNewContractRevenueAcquiredFromBusinessAcquisition" abstract="false" name="ContractWithCustomerLiabilityIncludingNewContractRevenueAcquiredFromBusinessAcquisition" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_SwingLineLoansMember" abstract="true" name="SwingLineLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prgs_AmortizationofAcquiredIntangibleAssets1" abstract="false" name="AmortizationofAcquiredIntangibleAssets1" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_ScheduleofcashcashequivalentsandavailableforsaleinvestmentsbymajorsecuritytypeclassifiedonbalancesheetTableTextBlock" abstract="false" name="ScheduleofcashcashequivalentsandavailableforsaleinvestmentsbymajorsecuritytypeclassifiedonbalancesheetTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prgs_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseCompensationExpenseAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseCompensationExpenseAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponentConversionOptions" abstract="false" name="DebtInstrumentConvertibleCarryingAmountOfTheEquityComponentConversionOptions" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prgs_NumberofIndependentSoftwareVendors" abstract="false" name="NumberofIndependentSoftwareVendors" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
</xs:schema>
